QBTS / D-Wave Quantum Inc. - Arquivamentos da SEC, Relatório Anual, Declaração de Procuração

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 1, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 1, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

Copyright @ D-Wave1 Copyright @ D-Wave2 The D-Wave Difference Investor Day, June 2026 Copyright @ D-Wave3 Investor Day Agenda 1:00 1:05 1:50 2:05 2:30 2:55 3:10 3:20 3:35 4:00 Opening Remarks Keynote – Dr. Alan Baratz, Chief Executive Officer Q&A Ses

d-waveinvestordayfullda Copyright @ D-Wave1 Copyright @ D-Wave2 The D-Wave Difference Investor Day, June 2026 Copyright @ D-Wave3 Investor Day Agenda 1:00 1:05 1:50 2:05 2:30 2:55 3:10 3:20 3:35 4:00 Opening Remarks Keynote – Dr.

D-Wave Charts a New Course to Fault-Tolerant Quantum Computing with Gate-Model Roadmap

D-Wave Charts a New Course to Fault-Tolerant Quantum Computing with Gate-Model Roadmap New gate-model roadmap targets 100 logical qubits capable of successfully performing over one million operations by 2032 through scalable superconducting dual-rail architecture and quantum error correction PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 1, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 1, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 2650 East Bayshore Road Palo Alto, California 94303 (Address

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 26, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 26, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 26, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 26, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

D-Wave’s Quantum Supremacy Result Stands Recent classical simulation work represents progress, but does not overturn D-Wave’s peer-reviewed demonstration of beyond-classical quantum simulation

Exhibit 99.1 D-Wave’s Quantum Supremacy Result Stands Recent classical simulation work represents progress, but does not overturn D-Wave’s peer-reviewed demonstration of beyond-classical quantum simulation PALO ALTO, Calif. — May 26, 2026— D-Wave Quantum Inc. (NYSE: QBTS), (“D-Wave” or the “Company”), the only dual-platform quantum computing company providing both annealing and gate-model systems,

DISTRIBUTION STATEMENT A: APPROVED FOR PUBLIC RELEASE. DISTRIBUTION IS UNLIMITED. D-Wave Awarded Year 2 Microelectronics Commons Project Funding to Advance Superconducting Quantum Innovation Year 2 award supports D-Wave’s role in advancing scalable s

exh991 DISTRIBUTION STATEMENT A: APPROVED FOR PUBLIC RELEASE. DISTRIBUTION IS UNLIMITED. D-Wave Awarded Year 2 Microelectronics Commons Project Funding to Advance Superconducting Quantum Innovation Year 2 award supports D-Wave’s role in advancing scalable superconducting qubit fabrication and next-generation U.S. microelectronics capabilities PALO ALTO, Calif. — May 26, 2026 — D-Wave Quantum Inc.

D-Wave Quantum and Department of Commerce Sign Letter of Intent for $100 Million in CHIPS and Science Act Funding to Accelerate U.S. Leadership in Quantum Computing Funding would advance the company’s superconducting annealing and gate-model technolo

Exhibit 99.1 D-Wave Quantum and Department of Commerce Sign Letter of Intent for $100 Million in CHIPS and Science Act Funding to Accelerate U.S. Leadership in Quantum Computing Funding would advance the company’s superconducting annealing and gate-model technology development U.S. government to obtain an equity stake in D-Wave PALO ALTO, Calif. — May 21, 2026 — D-Wave Quantum Inc. (NYSE: QBTS), (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 21, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 21, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2026 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2026 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from and Commission file number 0

D-Wave Reports First Quarter 2026 Results Record Quarterly Bookings of $33.4 Million, Up Nearly 2,000% Year over Year Quarter End Cash Position of $588 Million, Up 93% Year over Year

Exhibit 99.1 D-Wave Reports First Quarter 2026 Results Record Quarterly Bookings of $33.4 Million, Up Nearly 2,000% Year over Year Quarter End Cash Position of $588 Million, Up 93% Year over Year PALO ALTO, Calif. – May 12, 2026 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), the only dual-platform quantum computing company, providing both annealing and gate-model systems, software

AMENDMENT NO. 3 TO LEASE

Exhibit 10.5 AMENDMENT NO. 3 TO LEASE THIS AMENDMENT NO. 3 TO LEASE (this “Third Amendment”) is made and entered into as of March 25th, 2026 (the “Effective Date”) between Landlord and Tenant named below: LANDLORD: WE 150 Munson LLC c/o Winstanley Enterprises LLC 150 Baker Avenue Extension, Suite 303 Concord, MA 01742 TENANT: Quantum Circuits, LLC (formerly, Quantum Circuits, Inc.) 25 Science Park

SHORT TERM LEASE AGREEMENT

Exhibit 10.4 SHORT TERM LEASE AGREEMENT This SHORT TERM LEASE AGREEMENT (this “Lease”) is executed as of this 25 day of April, 2018 by and between WE 150 MUNSON LLC, a Delaware limited liability company (“Landlord”) and QUANTUM CIRCUITS, INC., a Delaware corporation (“Tenant”). Capitalized terms shall have the meanings herein ascribed to them whether used before or after the respective definition

Investor Update May 12th, 2026 Copyright @ D-Wave2 Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995, including statements related to the expected benefits of the Quantum C

a20260512dwaveq1present Investor Update May 12th, 2026 Copyright @ D-Wave2 Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995, including statements related to the expected benefits of the Quantum Circuits acquisition, our development and commercialization plans, dual-platform roadmap, and plans to accelerate the projected time to a scaled, error-corrected gate model quantum computer, among others.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2026 D-Wave Quantum Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (Co

D-Wave Announces Qubits Europe 2026 Quantum Computing User Conference Event will bring together leading quantum innovators, customers and experts to explore how quantum computing is delivering real-world impact Company to share latest technology road

D-Wave Announces Qubits Europe 2026 Quantum Computing User Conference Event will bring together leading quantum innovators, customers and experts to explore how quantum computing is delivering real-world impact Company to share latest technology roadmap and progress with annealing and gate-model quantum computing, hybrid-quantum software and quantum artificial intelligence (AI) PALO ALTO, Calif.

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Exhibit 10.1 April 30, 2026 CONFIDENTIAL Alan Baratz President and Chief Executive Officer D-Wave Quantum Inc. 2650 East Bayshore Road Palo Alto, California 94303 RE: Third Amendment to Full-Time Amended and Restated Employment Agreement (this “Third Amendment”) Dear Alan, We are pleased to share with you the changes set forth below with respect to your service as Chief Executive Officer (“CEO”) o

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 30, 2026 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 30, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 29, 2026 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 29, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave to Host First-Ever Investor Day at the New York Stock Exchange Event to provide investors an inside look at D-Wave’s strategy, roadmap and growth opportunities

D-Wave to Host First-Ever Investor Day at the New York Stock Exchange Event to provide investors an inside look at D-Wave’s strategy, roadmap and growth opportunities PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defi

ARS

D-Wave Quantum Inc. Annual Report 2025Copyright © D-Wave | http://www.dwavequantum.com April 23, 2026 Dear D-Wave Stockholders, The quantum computing industry has no shortage of bold claims. What it lacks is evidence of those claims. D-Wave is changing this. While others continue to promote future potential, we are delivering measurable results today – applications in production, with paying custo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant  o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 1

Docusign Envelope ID: 43F0AAC0-DEDB-4C9C-98D3-2F8D1A8D0F54 1 FIFTH AMENDMENT TO LEASE This Fifth Amendment to Lease ("Amendment") is dated November 20, 2025, for reference purposes only, and is entered into by and between Embarcadero Joint Venture, a

exhibit1013-5thamendment Docusign Envelope ID: 43F0AAC0-DEDB-4C9C-98D3-2F8D1A8D0F54 1 FIFTH AMENDMENT TO LEASE This Fifth Amendment to Lease ("Amendment") is dated November 20, 2025, for reference purposes only, and is entered into by and between Embarcadero Joint Venture, a California general partnership ("Lessor"), and D- Wave Commercial Inc.

DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE SECURITIES EXCHANGE ACT

Exhibit 4.2 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE SECURITIES EXCHANGE ACT The following description summarizes the terms of the securities of D-Wave Quantum Inc. (“D-Wave,” “we”, “our”, “us,” and the “Company”) that are registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). This description summarizes the provisions included in t

OFFICE LEASE

Exhibit 10.77 OFFICE LEASE THIS OFFICE LEASE (the "Lease") is made and entered into as of the Date of this Lease, by and between Landlord and Tenant. "Date of this Lease" shall mean the date on which the last one of the Landlord and Tenant has signed this Lease. W I T N E S S E T H Subject to and on the terms and conditions of this Lease, Landlord leases to Tenant and Tenant hires from Landlord th

SEVENTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT

Exhibit 10.25 SEVENTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT This SEVENTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT (this “17th Amendment”), is effective as of March 31, 2025 (the “Amendment Effective Date”), and amends the SEMICONDUCTOR LINE OPERATION AGREEMENT dated December 23, 2012, as amended by the sixteen (16) prior amendments, the last of which was da

D-WAVE QUANTUM INC. AMENDED AND RESTATED SECURITIES TRADING POLICY

Exhibit 19.1 D-WAVE QUANTUM INC. AMENDED AND RESTATED SECURITIES TRADING POLICY I.Purpose To describe the standards concerning the handling of non-public information relating to D-Wave Quantum Inc. and its subsidiaries (the “Company”) and the buying and selling of securities of the Company. II.Persons Affected and Prohibited Transactions The general prohibitions of this Amended and Restated Securi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-414

1 FOURTH AMENDMENT TO LEASE This Fourth Amendment to Lease ("Amendment") is dated January 7 2025, for reference purposes only, and is entered into by and between Embarcadero Joint Venture, a California general partnership ("Lessor") and D- Wave Comme

exhibit1012-4thamendment 1 FOURTH AMENDMENT TO LEASE This Fourth Amendment to Lease ("Amendment") is dated January 7 2025, for reference purposes only, and is entered into by and between Embarcadero Joint Venture, a California general partnership ("Lessor") and D- Wave Commercial Inc.

Copyright @ D-Wave1 Investor Update February 26, 2026 Copyright @ D-Wave2 Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. In some cases, you can identify forward-looking

a2026022626d-wavexinves Copyright @ D-Wave1 Investor Update February 26, 2026 Copyright @ D-Wave2 Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 26, 2026 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 26, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

SIXTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT

Exhibit 10.24 SIXTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT This SIXTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT (this “16th Amendment”), is effective as of February 21, 2025 (the “Amendment Effective Date”), and amends the SEMICONDUCTOR LINE OPERATION AGREEMENT dated December 23, 2012, as amended by the fifteen (15) prior amendments, the last of which was dat

List of Subsidiaries of D-Wave Quantum Inc.

Exhibit 21.1 List of Subsidiaries of D-Wave Quantum Inc. Name of Subsidiary Jurisdiction of Organization DWSI Canada Holdings ULC Canada DPCM Capital, Inc. Delaware D-Wave Quantum Technologies Inc. Canada D-Wave Systems Inc. Canada D-Wave Quantum Solutions Inc. Canada D-Wave US Inc. Delaware D-Wave Government Inc. Delaware D-Wave Commercial Inc. Delaware D-Wave International Inc. Canada D-Wave Jap

FIFTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT

Exhibit 10.23 FIFTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT This FIFTHTEENTH AMENDMENT TO THE SEMICONDUCTOR LINE OPERATION AGREEMENT (this “15th Amendment”), is effective as of January 14, 2025 (the “Amendment Effective Date”), and amends the SEMICONDUCTOR LINE OPERATION AGREEMENT dated December 23, 2012, as amended by the fourteen (14) prior amendments, the last of which was d

D-Wave Reports Fourth Quarter and Year-End 2025 Results FY 2025 Revenue Increased 179% Year over Year FY 2025 Gross Profit Increased 265% Year over Year Ended 2025 With Highest Liquidity Position in Company’s History at over $884 Million

Exhibit 99.1 D-Wave Reports Fourth Quarter and Year-End 2025 Results FY 2025 Revenue Increased 179% Year over Year FY 2025 Gross Profit Increased 265% Year over Year Ended 2025 With Highest Liquidity Position in Company’s History at over $884 Million PALO ALTO, Calif. – February 26, 2026 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), the only dual-platform quantum computing compan

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 19, 2026 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 19, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

D-Wave Joins Southeastern Quantum Collaborative as Inaugural Member

D-Wave Joins Southeastern Quantum Collaborative as Inaugural Member PALO ALTO, Calif.

Anduril, Davidson and D-Wave Collaborate to Develop Quantum Applications for US Air and Missile Defense Initial proof-of-concept project showed at least 10x faster time-to-solution and improved threat mitigation compared to classical-only methods

Anduril, Davidson and D-Wave Collaborate to Develop Quantum Applications for US Air and Missile Defense Initial proof-of-concept project showed at least 10x faster time-to-solution and improved threat mitigation compared to classical-only methods PALO ALTO, Calif.

D-Wave Selects Boca Raton for New Corporate Headquarters and U.S. R&D Facility New headquarters to advance quantum computing development, technology workforce growth and innovation in Florida, accelerating the state’s emergence as a quantum hub Facil

D-Wave Selects Boca Raton for New Corporate Headquarters and U.S. R&D Facility New headquarters to advance quantum computing development, technology workforce growth and innovation in Florida, accelerating the state’s emergence as a quantum hub Facility to serve as key development hub for D-Wave’s annealing quantum computers PALO ALTO, Calif. & Boca Raton, Florida – January 27, 2026 – D-Wave Quant

Florida Atlantic University Signs $20M Agreement to Purchase Advantage2 Quantum Computer Deal with FAU and the state of Florida expected to advance quantum applications, workforce development and innovation, accelerating Florida’s emergence as a quan

Florida Atlantic University Signs $20M Agreement to Purchase Advantage2 Quantum Computer Deal with FAU and the state of Florida expected to advance quantum applications, workforce development and innovation, accelerating Florida’s emergence as a quantum hub PALO ALTO, Calif.

D-Wave Announces $10 Million, Two-Year Enterprise QCaaS Agreement with Fortune 100 Company

D-Wave Announces $10 Million, Two-Year Enterprise QCaaS Agreement with Fortune 100 Company PALO ALTO, Calif.

D-Wave Announces Advancements in Annealing and Gate-Model Quantum Computing Technologies, Furthering Company’s Unique Dual-Platform Approach 314% increase in usage of D-Wave Advantage2 systems in last year reflects growing demand for annealing quantu

D-Wave Announces Advancements in Annealing and Gate-Model Quantum Computing Technologies, Furthering Company’s Unique Dual-Platform Approach 314% increase in usage of D-Wave Advantage2 systems in last year reflects growing demand for annealing quantum computing Accelerated gate-model roadmap targets initial gate-model system availability in 2026 PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 27, 2026 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 27, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 27, 2026 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 27, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

Up to 10,430,444 Shares D-Wave Quantum Inc. Common Stock

Filed Pursuant to Rule 424(b)(7) Registration No. 333-292825 PROSPECTUS SUPPLEMENT (To Prospectus dated January 20, 2026) Up to 10,430,444 Shares D-Wave Quantum Inc. Common Stock This prospectus supplement relates to the resale by the selling stockholders referenced in this prospectus supplement (the “selling stockholders”) of up to 10,430,444 shares of common stock, par value $0.0001 per share (t

REGISTRATION RIGHTS AGREEMENT

Exhibit 10.1 REGISTRATION RIGHTS AGREEMENT This REGISTRATION RIGHTS AGREEMENT (this “Agreement”) is made and entered into as of January 20, 2026 by and between D-Wave Quantum Inc., a Delaware corporation (“Parent”), and each of the Securityholders receiving Parent Common Stock pursuant to the Merger Agreement (the “Holders”). RECITALS WHEREAS, pursuant to that certain Agreement and Plan of Merger,

As filed with the Securities and Exchange Commission on January 20, 2026

As filed with the Securities and Exchange Commission on January 20, 2026 Registration No.

D-Wave Completes Acquisition of Quantum Circuits Inc., Creating World’s Leading Quantum Computing Company Quantum Circuits’ error-corrected gate model technology accelerates D-Wave’s dual-platform product roadmap, with plans to make initial gate mode

Exhibit 99.1 D-Wave Completes Acquisition of Quantum Circuits Inc., Creating World’s Leading Quantum Computing Company Quantum Circuits’ error-corrected gate model technology accelerates D-Wave’s dual-platform product roadmap, with plans to make initial gate model system available in 2026 PALO ALTO, Calif. – January 20, 2026 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 20, 2026 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 20, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

As filed with the Securities and Exchange Commission on January 20, 2026

As filed with the Securities and Exchange Commission on January 20, 2026 Registration No.

Table 1: Newly Registered Securities

Calculation of Filing Fee Tables S-8 D-Wave Quantum Inc. Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee 1 Equity Common Stock, par value $0.0001 per share, issuable pursuant to the D-Wave Quantum Inc. 2022 Equity Incentive Pla

D-WAVE QUANTUM INC. DATED AS OF ___________, 202__ SUBORDINATED DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF ________, 202__

Exhibit 4.3 D-WAVE QUANTUM INC. AND [TRUSTEE] Trustee INDENTURE DATED AS OF , 202 SUBORDINATED DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 202 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5) 6.9 (b) 6.8 Section 311 6.13 Secti

D-WAVE QUANTUM INC. DATED AS OF ___________, 202__ SENIOR DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF ________, 202__

Exhibit 4.2 D-WAVE QUANTUM INC. AND [TRUSTEE] Trustee INDENTURE DATED AS OF , 202 SENIOR DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 202 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5) 6.9 (b) 6.8 Section 311 6.13 Section 312

Security Type

Calculation of Filing Fee Tables S-3 D-Wave Quantum Inc. Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 20, 2026 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 20, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

Calculation of Filing Fee Table Form 424(b)(7) (Form Type) D-Wave Quantum Inc. (Exact Name of Registrant as Specified in its Charter) Table 1—Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation Rule Amount

Exhibit 107 Calculation of Filing Fee Table Form 424(b)(7) (Form Type) D-Wave Quantum Inc.

FORM OF LOCK-UP AGREEMENT

FINAL VERSION FORM OF LOCK-UP AGREEMENT THIS LOCK-UP AGREEMENT (this “Agreement”), dated as of January 6, 2026, is made and entered into by and between D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2026 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Announces Agreement to Acquire Quantum Circuits Inc., Establishing World’s Leading Quantum Computing Company Transaction secures D-Wave’s position as only company capable of addressing full quantum computing market opportunity with industry-le

D-Wave Announces Agreement to Acquire Quantum Circuits Inc., Establishing World’s Leading Quantum Computing Company Transaction secures D-Wave’s position as only company capable of addressing full quantum computing market opportunity with industry-leading gate-model and annealing quantum computing technology Combined entity plans to bring superconducting gate-model systems to market in 2026 PALO A

+ 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995, including statements relating to the acquisition (including the timing

d-wavepressconferencexp + 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995, including statements relating to the acquisition (including the timing and completion thereof), as well as the combined company’s development and commercialization plans, plans to accelerate the projected time to a scaled, error-corrected gate model quantum computer and intention to make an initial dual-rail system generally available in 2026, among others.

Exhibit 2.1 Certain identified information has been excluded from the exhibit because it is (i) not material and (ii) is the type that the registrant treats as private or confidential. Redacted information is marked with a [***]. Certain schedules or

projectquest-filingversi Exhibit 2.1 Certain identified information has been excluded from the exhibit because it is (i) not material and (ii) is the type that the registrant treats as private or confidential. Redacted information is marked with a [***]. Certain schedules or similar attachments have been omitted from this exhibit in accordance with item 601(a)(5) of Regulation S-K. AGREEMENT AND P

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 7, 2026 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 7, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Demonstrates First Scalable, On-Chip Cryogenic Control of Gate-Model Qubits Historic achievement represents breakthrough in building and scaling commercially viable gate-model quantum computers

Exhibit 99.1 D-Wave Demonstrates First Scalable, On-Chip Cryogenic Control of Gate-Model Qubits Historic achievement represents breakthrough in building and scaling commercially viable gate-model quantum computers PALO ALTO, Calif. – January 6, 2026 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services, and the world’s first c

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2026 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 6, 2026 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 8, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 8, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Announces Qubits 2026 Quantum Computing User Conference Event to showcase D-Wave’s award-winning quantum technology and its ability to solve problems beyond the reach of classical with real-world customer success stories Company to share lates

D-Wave Announces Qubits 2026 Quantum Computing User Conference Event to showcase D-Wave’s award-winning quantum technology and its ability to solve problems beyond the reach of classical with real-world customer success stories Company to share latest product roadmap and progress across annealing and gate-model quantum computing, hybrid-quantum solvers and quantum artificial intelligence (AI) PALO ALTO, Calif.

D-Wave Announces Formation of U.S. Government Business Unit Seasoned government contracting leader, Jack Sears Jr., to lead efforts to meet growing U.S. government demand for D-Wave’s quantum computing solutions

D-Wave Announces Formation of U.S. Government Business Unit Seasoned government contracting leader, Jack Sears Jr., to lead efforts to meet growing U.S. government demand for D-Wave’s quantum computing solutions PALO ALTO, Calif. – December 2, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services and the world’s first com

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 2, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 2, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Completes Redemption of Public Warrants

Exhibit 99.1 D-Wave Completes Redemption of Public Warrants PALO ALTO, Calif. – November 21, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services and the world’s first commercial supplier of quantum computers, today announced that it has completed the redemption of all of the Company’s outstanding public warrants (the “W

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 21, 2025 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 21, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

D-Wave Reminds Public Warrant Holders of Upcoming Redemption Deadline for exercise of Warrants is November 19, 2025

Exhibit 99.1 D-Wave Reminds Public Warrant Holders of Upcoming Redemption Deadline for exercise of Warrants is November 19, 2025 PALO ALTO, Calif. – November 13, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the "Company"), a leader in quantum computing systems, software, and services and the world’s first commercial supplier of quantum computers, previously announced on October 20, 2025 th

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 13, 2025 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 13, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

D-Wave Reports Third Quarter 2025 Results Q3 and YTD Revenue up 100% and 235% Year over Year Respectively Q3 and YTD GAAP Gross Profit up 156% and 353% Year over Year Respectively Highest Cash Balance in Company’s History at over $836 Million

Exhibit 99.1 D-Wave Reports Third Quarter 2025 Results Q3 and YTD Revenue up 100% and 235% Year over Year Respectively Q3 and YTD GAAP Gross Profit up 156% and 353% Year over Year Respectively Highest Cash Balance in Company’s History at over $836 Million PALO ALTO, Calif. – November 6, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in commercial quantum computing sy

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 o TRANSITION REPO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from and Commission file numb

Q3 2025 Investor Presentation 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. These statements involve risks, uncertainti

q32025investordeck Q3 2025 Investor Presentation 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 6, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 6, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

BASF and D-Wave Announce Completion of Proof-of-Concept Project, Demonstrating Benchmark in Manufacturing Efficiency D-Wave’s hybrid-quantum application achieved a reduction in projected scheduling time from 10 hours using an industrial-grade classic

BASF and D-Wave Announce Completion of Proof-of-Concept Project, Demonstrating Benchmark in Manufacturing Efficiency D-Wave’s hybrid-quantum application achieved a reduction in projected scheduling time from 10 hours using an industrial-grade classical solver to five seconds PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 5, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 5, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Advantage2 Quantum Computer Now Available for U.S. Government Applications at Davidson Technologies Advantage2 system now operational to address government computational problems that are beyond the reach of classical computers

D-Wave Advantage2 Quantum Computer Now Available for U.S. Government Applications at Davidson Technologies Advantage2 system now operational to address government computational problems that are beyond the reach of classical computers PALO ALTO, Calif. and HUNTSVILLE, Ala. – November 3, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, soft

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 3, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 3, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Hosts Series of Seminars to Expand Quantum Computing Education in Italy As part of Q-Alliance, workshops aim to accelerate quantum computing awareness in advance of system deployment in region

Exhibit 99.1 D-Wave Hosts Series of Seminars to Expand Quantum Computing Education in Italy As part of Q-Alliance, workshops aim to accelerate quantum computing awareness in advance of system deployment in region PALO ALTO, Calif. – October 22, 2025 – D Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services and the world’s first co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 22, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 22, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Announces Redemption of Public Warrants

Exhibit 99.1 D-Wave Announces Redemption of Public Warrants PALO ALTO, Calif. – October 20, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the "Company"), a leader in quantum computing systems, software, and services and the world’s first commercial supplier of quantum computers, today announced that the Company is redeeming all of the Company’s outstanding public warrants (the “Warrants”) t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 20, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 20, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

NOTICE OF REDEMPTION OF ALL OUTSTANDING PUBLIC WARRANTS (CUSIP 26740W 117)

Exhibit 99.2 October 20, 2025 NOTICE OF REDEMPTION OF ALL OUTSTANDING PUBLIC WARRANTS (CUSIP 26740W 117) Dear Warrant Holder, D-Wave Quantum Inc. (the “Company”) hereby gives notice that it is redeeming, at 5:00 p.m. New York City Time on November 19, 2025 (the “Redemption Date”), all of the Company’s outstanding public warrants (the “Warrants”) to purchase shares of the Company’s common stock, pa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 15, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 15, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

Swiss Quantum Technology SA Signs €10M Agreement to Deploy D-Wave Advantage2 Annealing Quantum Computer System placement to support Italy’s newly formed Q-Alliance objectives and its state-of-the-art quantum computing research facility

Exhibit 99.1 Swiss Quantum Technology SA Signs €10M Agreement to Deploy D-Wave Advantage2 Annealing Quantum Computer System placement to support Italy’s newly formed Q-Alliance objectives and its state-of-the-art quantum computing research facility PALO ALTO, Calif. & COMO, Italy – October 15, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing system

The Birth of the World’s Most Powerful Quantum Hub D-Wave Joins Q-Alliance in Italy

Exhibit 99.1 The Birth of the World’s Most Powerful Quantum Hub D-Wave Joins Q-Alliance in Italy PALO ALTO, Calif. & COMO – October 14, 2025 – D Wave Quantum Inc. (NYSE: QBTS), ) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services and the world’s first commercial supplier of quantum computers, announced its participation as a founder of Q-Alliance, defined in

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 14, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 14, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 14, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 14, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Named Winner in Fast Company’s 2025 Next Big Things in Tech Awards D-Wave's groundbreaking Advantage2 annealing quantum computer recognized in Computing, Chips, and Foundational Technology category

Exhibit 99.1 D-Wave Named Winner in Fast Company’s 2025 Next Big Things in Tech Awards D-Wave's groundbreaking Advantage2 annealing quantum computer recognized in Computing, Chips, and Foundational Technology category Palo Alto, Calif.—October 15, 2025—D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services and the world’s first c

North Wales Police and D-Wave Announce Hybrid-Quantum Application Outperforms Classical Results in Proof-of-Technology Project Optimizing Police Vehicle Placement Hybrid-quantum application reduced time to solution from four months to four minutes an

North Wales Police and D-Wave Announce Hybrid-Quantum Application Outperforms Classical Results in Proof-of-Technology Project Optimizing Police Vehicle Placement Hybrid-quantum application reduced time to solution from four months to four minutes and cut average incident response times by nearly 50% PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 30, 2025 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 30, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizati

144

144 0001960794 XXXXXXXX LIVE 0001907982 D-Wave Quantum, Inc. 001-41468 2650 East Bayshore Road Palo Alto CA 94303 604-630-1428 Rohit Ghai Director Common Stock J.P. Morgan Securities LLC 390 Madison Avenue - 6th Floor New York NY 10017 10000 177600 338605149 09/15/2025 NYSE Common Stock 06/10/2025 RSU Vesting Issuer N 10000 06/10/2025 Services Rendered Y 09/15/2025 06/13/2025 /s/ J.P. Morgan Secur

144

144 0001346345 XXXXXXXX LIVE 0001907982 D-Wave Quantum, Inc. 001-41468 2650 East Bayshore Road Palo Alto CA 94303 604-630-1428 John D. DiLullo Director Common Stock J.P. Morgan Securities LLC 390 Madison Avenue - 6th Floor New York NY 10017 16000 284160 338605149 09/15/2025 NYSE Common Stock 06/10/2025 RSU Vesting Issuer N 16000 06/10/2025 Services Rendered Y 09/15/2025 06/15/2025 /s/ J.P. Morgan

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144 0001453942 XXXXXXXX LIVE 0001907982 D-Wave Quantum Inc. 001-41468 2650 East Bayshore Road Palo Alto CA 94303 604-630-1428 John Markovich Affiliate Common Stock J.P. Morgan Securities LLC 390 Madison Avenue Floor 6 New York NY 10017 50000 875000 266568046 09/12/2025 NYSE Common 09/12/2025 Stock Option Exercise D-Wave Quantum Inc. (Issuer) N 50000 09/15/2025 Cash N John Markovich C/O D-Wave Quan

144

144 0001453942 XXXXXXXX LIVE 0001907982 D-Wave Quantum Inc. 001-41468 2650 Bayshore Road Palo Alto CA 94303 604-630-1428 John Markovich Affiliate Common Stock J.P. Morgan Securities LLC 390 Madison Avenue Floor 6 New York NY 10017 50000 815000 266568046 09/11/2025 NYSE Common 09/11/2025 Stock Option Exercise D-Wave Quantum Inc. (Issuer) N 50000 09/12/2025 Cash N John Markovich C/O D-Wave Quantum I

144

144 0001453942 XXXXXXXX LIVE 0001907982 D-Wave Quantum Inc. 001-41468 2650 East Bayshore Road Palo Alto CA 94303 604-630-1428 John Markovich Affiliate Common Stock J.P. Morgan Securities LLC 390 Madison Avenue Floor 6 New York NY 10017 50000 315000 266568046 09/10/2025 NYSE Common 09/10/2025 Stock Option Exercise D-Wave Quantum Inc. (Issuer) N 50000 09/11/2025 Cash N John Markovich C/O D-Wave Quan

D-Wave Announces First-Ever Qubits Japan 2025 Quantum Computing User Conference 83% increase in bookings for D-Wave’s annealing quantum computing technology in Asia Pacific region as organizations develop optimization and quantum AI applications Regi

D-Wave Announces First-Ever Qubits Japan 2025 Quantum Computing User Conference 83% increase in bookings for D-Wave’s annealing quantum computing technology in Asia Pacific region as organizations develop optimization and quantum AI applications Regional Qubits event to highlight “Quantum Realized” theme through customer success stories, technical roadmap updates, scientific achievements and advancements in quantum AI PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 13, 2025 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 13, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 7, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 o TRANSITION REPORT PU

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from and Commission file number 00

Q2 2025 Investor Presentation 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. These statements involve risks, uncertainti

q22025investorpresentati Q2 2025 Investor Presentation 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

D-Wave Reports Second Quarter 2025 Results Q2 Revenue up 42% Year over Year GAAP Gross Profit up 42% Year over Year Highest Cash Balance in Company’s History at over $819 Million

Exhibit 99.1 D-Wave Reports Second Quarter 2025 Results Q2 Revenue up 42% Year over Year GAAP Gross Profit up 42% Year over Year Highest Cash Balance in Company’s History at over $819 Million PALO ALTO, Calif. – August 7, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in commercial quantum computing systems, software, and services, today announced financial results f

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 31, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 31, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 4, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 4, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Introduces New Developer Tools to Advance Quantum AI Exploration and Innovation •Open-source toolkit seamlessly integrates quantum systems into AI model training •New open-source ML demo represents a milestone in quantum AI development

D-Wave Introduces New Developer Tools to Advance Quantum AI Exploration and Innovation •Open-source toolkit seamlessly integrates quantum systems into AI model training •New open-source ML demo represents a milestone in quantum AI development PALO ALTO, Calif.

July 31, 2025

Exhibit 10.1 July 31, 2025 CONFIDENTIAL Diane Nguyen [*****] [*****] RE: Fourth Amendment to Amended and Restated Employment Agreement (the “Agreement”) Dear Diane, I’m pleased to share with you the changes set forth below with respect to your employment with D-Wave Commercial Inc. (the “Company”). For purposes of the Agreement, all references to Employment Agreement shall refer to your Full-Time

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 30, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 30, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (

D-Wave Quantum Announces Strategic Development Initiative for Advanced Cryogenic Packaging New initiative aims to improve packaging capabilities, equipment and processes in order to accelerate both gate model and annealing quantum processor developme

D-Wave Quantum Announces Strategic Development Initiative for Advanced Cryogenic Packaging New initiative aims to improve packaging capabilities, equipment and processes in order to accelerate both gate model and annealing quantum processor development PALO ALTO, Calif.

New Study: More Than One-Quarter of Surveyed Business Leaders Expect Quantum Optimization to Deliver $5M or Higher ROI Within First Year of Adoption A Majority (81%) believe they have reached the limits of classical computing’s capabilities for optim

New Study: More Than One-Quarter of Surveyed Business Leaders Expect Quantum Optimization to Deliver $5M or Higher ROI Within First Year of Adoption A Majority (81%) believe they have reached the limits of classical computing’s capabilities for optimization 53% are planning to build quantum computing into their workflows and 27% are considering doing so, indicating a growing recognition of quantum computing’s real-world business value PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 21, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 21, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 1, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 1, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

D-Wave Announces Successful Completion of $400 Million At-the-Market Equity Offering

D-Wave Announces Successful Completion of $400 Million At-the-Market Equity Offering PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 17, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 17, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (

D-Wave, Yonsei University and Incheon Metropolitan City Announce Strategic Relationship Partnership includes research collaboration, development of commercial use cases, and collaborative efforts for acquisition of a D-Wave Advantage2™ system at Yons

D-Wave, Yonsei University and Incheon Metropolitan City Announce Strategic Relationship Partnership includes research collaboration, development of commercial use cases, and collaborative efforts for acquisition of a D-Wave Advantage2™ system at Yonsei University International Campus PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 5, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 5, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

Up to $400,000,000 Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-287747 PROSPECTUS SUPPLEMENT (To Prospectus dated June 10, 2025) Up to $400,000,000 Common Stock We entered into a sales agreement dated June 10, 2025 (the “Sales Agreement”) with Needham & Company, LLC, Evercore Group L.L.C., TD Securities (USA) LLC, Canaccord Genuity LLC, Mizuho Securities USA LLC, Piper Sandler & Co., Craig-Hallum Capital Gr

Common Stock Preferred Stock Debt Securities

Filed pursuant to Rule 424(b)(5) Registration No. 333-287747 PROSPECTUS $400,000,000 Common Stock Preferred Stock Debt Securities Warrants Units This prospectus relates to the sale from time to time in one or more offerings of up to $400,000,000 of shares of our common stock, par value $0.0001 (“Common Stock”); shares of our preferred stock, par value $0.0001 (“Preferred Stock”), which we may issu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 10, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 10, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (

D-Wave Quantum Inc. Shares of Common Stock SALES AGREEMENT

D-Wave Quantum Inc. Shares of Common Stock SALES AGREEMENT June 10, 2025 Needham & Company, LLC 250 Park Avenue New York, New York 10177 Evercore Group L.L.C 55 East 52nd Street, 35th Floor New York, New York 10055 TD Securities (USA) LLC 1 Vanderbilt Avenue, 11th Floor New York, NY 10017 Canaccord Genuity LLC 1 Post Office Square, Suite 3000 Boston, MA 02109 Mizuho Securities USA LLC 1271 Avenue

D-WAVE QUANTUM INC. 2650 East Bayshore Road Palo Alto, California 94303

D-WAVE QUANTUM INC. 2650 East Bayshore Road Palo Alto, California 94303 June 9, 2025 VIA EDGAR Securities and Exchange Commission 100 F. Street, N.E. Washington, D.C. 20549 Re: D-Wave Quantum Inc. Registration Statement on Form S-3 File No. 333-287747 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules and Regulations promulgated under the Securities Act of 1933, as amended, D-Wave Qua

LETTER

June 9, 2025 John Markovich Chief Financial Officer D-Wave Quantum Inc. 2650 East Bayshore Road Palo Alto, CA 94303 Re: D-Wave Quantum Inc. Registration Statement on Form S-3 Filed June 3, 2025 File No. 333-287747 Dear John Markovich: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleratio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 30, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 30, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

As filed with the Securities Exchange Commission on June 3, 2025

As filed with the Securities Exchange Commission on June 3, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 D-WAVE QUANTUM INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation or organization) 88-1068854 (IRS Employer Iden

Form of Indenture (Subordinated)

Exhibit 4.3 D-WAVE QUANTUM INC. AND [TRUSTEE] Trustee INDENTURE DATED AS OF , 202 SUBORDINATED DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 202 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5) 6.9 (b) 6.8 Section 311 6.13 Secti

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-3 (Form Type) D-Wave Quantum Inc.

Form of Indenture (Senior)*

Exhibit 4.2 D-WAVE QUANTUM INC. AND [TRUSTEE] Trustee INDENTURE DATED AS OF , 202 SENIOR DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 202 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5) 6.9 (b) 6.8 Section 311 6.13 Section 312

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 29, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 29, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 2650 East Bayshore Road, Palo Alto, California 94303 (Addres

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amend

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 20, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

D-Wave Announces General Availability of Advantage2 Quantum Computer, Its Most Advanced and Performant System Sixth-Generation Quantum Computer Shown to Solve Hard Problems Beyond the Reach of Classical Computers New System Delivers Significant Perfo

D-Wave Announces General Availability of Advantage2 Quantum Computer, Its Most Advanced and Performant System Sixth-Generation Quantum Computer Shown to Solve Hard Problems Beyond the Reach of Classical Computers New System Delivers Significant Performance Gains with Greater Coherence and Increased Qubit Connectivity to Better Tackle More Complex Problems at Scale Production-Ready 4,400+ Qubit Annealing Quantum Computer Available Now for Customers’ Real-World Use Cases PALO ALTO, Calif.

D-Wave CEO Dr. Alan Baratz Discusses Company’s Technical and Commercial Momentum on Fox Business’ The Claman Countdown

D-Wave CEO Dr. Alan Baratz Discusses Company’s Technical and Commercial Momentum on Fox Business’ The Claman Countdown PALO ALTO, Calif. – May 12, 2025 - D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services, announced that CEO Dr. Alan Baratz was interviewed on Fox Business’ The Claman Countdown on Friday, May 9, 2025, where he

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2025 D-Wave Quantum Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 12, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (C

D-Wave Reports First Quarter 2025 Results Record Quarterly Revenue of $15 Million - Up Over 500% Year over Year Record Quarterly GAAP Gross Profit of $13.9 Million Record Quarter End Cash Position of $304.3 Million

Exhibit 99.1 D-Wave Reports First Quarter 2025 Results Record Quarterly Revenue of $15 Million - Up Over 500% Year over Year Record Quarterly GAAP Gross Profit of $13.9 Million Record Quarter End Cash Position of $304.3 Million PALO ALTO, Calif. – May 8, 2025 – D-Wave Quantum Inc., (NYSE: QBTS) (“D-Wave” or the “Company”) a leader in commercial quantum computing systems, software, and services, to

Q1 2025 Investor Presentation 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. These statements involve risks, uncertainti

d-waveq12025investorpres Q1 2025 Investor Presentation 2 Copyright © D-Wave Forward-Looking Statements Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 8, 2025 D-Wave Quantum Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 8, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 o TRANSITION REPORT P

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from and Commission file number 0

Amendment to the Warrant Agreement, dated as of

AMENDMENT TO THE WARRANT AGREEMENT This Amendment Agreement (this “Agreement”) is made as of March 11, 2025 (the “Effective Date”), by and among D-Wave Quantum Inc.

Third Amendment to Employment Agreement, effective May 6, 2025, by and between D-Wave Quantum Inc. and John Markovich

a104 THIRD AMENDMENT TO EMPLOYMENT AGREEMENT THIS THIRD AMENDMENT TO EMPLOYMENT AGREEMENT (this “Third Amendment”) is entered into as of May 6, 2025 (the “Amendment Effective Date”), by and between D-Wave Commercial Inc.

Second Amendment to Amended and Restated Employment Agreement, effective May 6, 2025, by and between D-Wave Quantum Inc. and Alan Baratz

a103d-wavexbaratzseconda SECOND AMENDMENT TO AMENDED AND RESTATED EMPLOYMENT AGREEMENT THIS SECOND AMENDMENT TO AMENDED AND RESTATED EMPLOYMENT AGREEMENT (this “Second Amendment”) is entered into as of May 6, 2025 (the “Amendment Effective Date”), by and between D-Wave Commercial Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 1, 2025 D-Wave Quantum Inc. (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 1, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization) (Co

D-Wave Quantum Inc. Severance Policy

D-WAVE QUANTUM INC. SEVERANCE POLICY SECTION 1 PURPOSE OF THE POLICY The Board of Directors (the “Board”) of D-Wave Quantum Inc., a Delaware corporation (the “Company”), desires to provide financial assistance to select executives upon certain terminations of employment in accordance with the terms and conditions of this D-Wave Quantum Inc. Severance Policy (this “Severance Policy”). The Board als

Form of Participation Agreement pursuant to the D-Wave Quantum Inc. Severance Policy

a102 81144170;1 D-WAVE QUANTUM INC. [ ], 2025 Via Email:[ ] [ ] [ ] D-Wave Quantum Inc. 2650 East Bayshore Road Palo Alto, California 94303 Re: D-Wave Quantum Inc. Severance Policy Dear [ ]: This Participation Agreement (this “Agreement”) is made and entered into by and between you and D-Wave Quantum Inc. (the “Company”), in conjunction with your [ Employment Agreement], dated [ ]. The Company ado

Third Amendment to Amended and Restated Employment Agreement effective May 6, 2025, by and between D-Wave Quantum Inc. and Diane Nguyen

THIRD AMENDMENT TO AMENDED AND RESTATED EMPLOYMENT AGREEMENT THIS THIRD AMENDMENT TO AMENDED AND RESTATED EMPLOYMENT AGREEMENT (this “Third Amendment”) is entered into as of May 6, 2025 (the “Amendment Effective Date”), by and between D-Wave Commercial Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 23, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 23, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave and Davidson Technologies Near Installation Completion of Alabama’s First On-Site Annealing Quantum Computer

D-Wave and Davidson Technologies Near Installation Completion of Alabama’s First On-Site Annealing Quantum Computer Physical assembly of the Advantage2™ quantum computer now complete and final calibration begins at Davidson’s Huntsville headquarters, marking major step in advancing national security-focused quantum research PALO ALTO, Calif.

ARS

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UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amend

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amend

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amend

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

Up to 5,000,000 Common Shares

Filed pursuant to Rule 424(b)(3) Registration No. 333-286008 PROSPECTUS Up to 5,000,000 Common Shares This prospectus relates to the sale from time to time, of up to 5,000,000 Common Shares, par value $0.0001 per share (the “Common Shares”), of D-Wave Quantum Inc. (“D-Wave Quantum” or the “Company”), by the selling stockholder, Lincoln Park Capital Fund, LLC (“Lincoln Park” or the “Selling Stockho

D-Wave Highlights Quantum Optimization Customer Growth and Introduces Expanded Offering to Accelerate Adoption and Deployment

D-Wave Highlights Quantum Optimization Customer Growth and Introduces Expanded Offering to Accelerate Adoption and Deployment •Uptick in end users, independent software vendors, system integrators and resellers implementing company’s quantum optimization technology to address complex challenges •New hybrid quantum solver capabilities and additional use cases aim to drive usage of company’s quantum optimization offering PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 31, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 31, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

Japan Tobacco and D-Wave Announce Quantum Proof-of-Concept Outperforms Classical Results for LLM Training in Drug Discovery Quantum computing project aims to enhance the speed and quality of drug development processes to create first-in-class small m

Japan Tobacco and D-Wave Announce Quantum Proof-of-Concept Outperforms Classical Results for LLM Training in Drug Discovery Quantum computing project aims to enhance the speed and quality of drug development processes to create first-in-class small molecule pharmaceuticals PALO ALTO, Calif.

In Production: Ford Otosan Deploys Vehicle Manufacturing Application Built with D-Wave Technology Hybrid-quantum application streamlines vehicle production sequencing

In Production: Ford Otosan Deploys Vehicle Manufacturing Application Built with D-Wave Technology Hybrid-quantum application streamlines vehicle production sequencing PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 31, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 31, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-WAVE QUANTUM INC. 2650 East Bayshore Road Palo Alto, California 94303

D-WAVE QUANTUM INC. 2650 East Bayshore Road Palo Alto, California 94303 March 28, 2025 VIA EDGAR Securities and Exchange Commission 100 F. Street, N.E. Washington, D.C. 20549 Re: D-Wave Quantum Inc. Registration Statement on Form S-3 File No. 333-286008 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules and Regulations promulgated under the Securities Act of 1933, as amended, D-Wave Q

LETTER

March 28, 2025 John Markovich Chief Financial Officer D-Wave Quantum Inc. 2650 East Bayshore Road Palo Alto, CA 94303 Re: D-Wave Quantum Inc. Registration Statement on Form S-3 Filed March 21, 2025 File No. 333-286008 Dear John Markovich: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceler

As filed with the Securities and Exchange Commission on March 21, 2025

As filed with the Securities and Exchange Commission on March 21, 2025 Registration No.

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Table Form S-3 (Form Type) D-Wave Quantum Inc.

D-Wave Introduces Quantum Blockchain Architecture, Featuring Enhanced Security and Efficiency over Classical Computing

Exhibit 99.1 D-Wave Introduces Quantum Blockchain Architecture, Featuring Enhanced Security and Efficiency over Classical Computing •New D-Wave research paper, “Blockchain with Proof of Quantum Work,” presents a novel blockchain architecture that leverages the company’s quantum supremacy achievement •Research shows D-Wave’s quantum computers could significantly reduce electricity needed to run blo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 20, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 20, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

d & Restated Securities

D-WAVE QUANTUM INC. AMENDED AND RESTATED SECURITIES TRADING POLICY I.Purpose To describe the standards concerning the handling of non-public information relating to D-Wave Quantum Inc. and its subsidiaries (the “Company”) and the buying and selling of securities of the Company. II.Persons Affected and Prohibited Transactions The general prohibitions of this Amended and Restated Securities Trading

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 o TRANSITION REPORT PURSUA

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from and Commission file number 001-41

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 13, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 13, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Reports Fourth Quarter and Year-End 2024 Results FY 2024 Bookings up 128% Year over Year Q4 Bookings up 502% Year over Year Current Cash Position Exceeds $300 Million

Exhibit 99.1 D-Wave Reports Fourth Quarter and Year-End 2024 Results FY 2024 Bookings up 128% Year over Year Q4 Bookings up 502% Year over Year Current Cash Position Exceeds $300 Million PALO ALTO, Calif. – March 13, 2025 – D-Wave Quantum Inc., (NYSE: QBTS) (“D-Wave” or the “Company”) a leader in quantum computing systems, software, and services, today announced financial results for its fourth fi

1 Copyright © D-Wave Q4 2024 Investor Presentation 2 Copyright © D-Wave FORWARD-LOOKING STATEMENTS Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. These statements invol

d-waveq42024investorpres 1 Copyright © D-Wave Q4 2024 Investor Presentation 2 Copyright © D-Wave FORWARD-LOOKING STATEMENTS Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

Beyond Classical: D-Wave First to Demonstrate Quantum Supremacy on Useful, Real-World Problem

Exhibit 99.1 Beyond Classical: D-Wave First to Demonstrate Quantum Supremacy on Useful, Real-World Problem •New landmark peer-reviewed paper published in Science, “Beyond-Classical Computation in Quantum Simulation,” unequivocally validates D-Wave’s achievement of the world’s first and only demonstration of quantum computational supremacy on a useful, real-world problem •Research shows D-Wave anne

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 12, 2025 D-Wave Quantum Inc

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 12, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave and Staque Announce New Hybrid-Quantum Application for Optimization of Autonomous Agriculture Vehicle Movements Application built with Verge Ag and supported by Canada’s DIGITAL Global Innovation Cluster simulates and optimizes in-field operat

D-Wave and Staque Announce New Hybrid-Quantum Application for Optimization of Autonomous Agriculture Vehicle Movements Application built with Verge Ag and supported by Canada’s DIGITAL Global Innovation Cluster simulates and optimizes in-field operations of autonomous and semi-autonomous machines at scale PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 18, 2025 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 18, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 13, 2025 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 13, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

Forschungszentrum Jülich Purchases D-WaveTM Quantum Computer, Becoming First High-Performance Computing Center in the World to Own D-Wave's Advantage™ System System will be connected to JUPITER supercomputer, Europe’s first and only exascale HPC, to

Forschungszentrum Jülich Purchases D-WaveTM Quantum Computer, Becoming First High-Performance Computing Center in the World to Own D-Wave's Advantage™ System System will be connected to JUPITER supercomputer, Europe’s first and only exascale HPC, to facilitate breakthroughs in artificial intelligence (AI) and quantum optimization applications Palto Alto/ California, Jülich/ Germany, February 13, 2025 – D-Wave Quantum Inc.

D-Wave Announces On-Premises Systems Offering to Push Boundaries of Quantum-Fueled Research and Advance Quantum + AI Development Company sees increased interest from HPC centers, government labs, and academic institutions in D-Wave on-premises quantu

D-Wave Announces On-Premises Systems Offering to Push Boundaries of Quantum-Fueled Research and Advance Quantum + AI Development Company sees increased interest from HPC centers, government labs, and academic institutions in D-Wave on-premises quantum systems for groundbreaking research and novel AI applications Company introduces “Quantum Uplift” program, providing organizations dissatisfied with competitors’ quantum systems with financial incentives toward the purchase of a D-Wave Advantage system PALO ALTO, Calif.

D-Wave Announces Qubits 2025 Quantum Computing User Conference Event to highlight “Quantum Realized” theme through customer success stories, technical roadmap updates, scientific achievements and advancements in quantum AI

D-Wave Announces Qubits 2025 Quantum Computing User Conference Event to highlight “Quantum Realized” theme through customer success stories, technical roadmap updates, scientific achievements and advancements in quantum AI PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 5, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 5, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Launches “Quantum Realized” Brand Campaign to Illustrate Benefits of Today’s Quantum Computing

D-Wave Launches “Quantum Realized” Brand Campaign to Illustrate Benefits of Today’s Quantum Computing New brand campaign kicks off with open letter from D-Wave CEO about quantum computing commercial viability printed in The Wall Street Journal PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 3, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 3, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Announces Successful Completion of $150 Million At-the-Market Equity Offering Company now has the capital necessary to fully execute its plan to sustained profitability and positive cash flow

D-Wave Announces Successful Completion of $150 Million At-the-Market Equity Offering Company now has the capital necessary to fully execute its plan to sustained profitability and positive cash flow PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 23, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 23, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 22, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 22, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Announces New Leap Quantum LaunchPad™ Program to Fast-track Deployment of Quantum Computing Applications Program aims to accelerate adoption of quantum computing to improve business outcomes and drive scientific discoveries

D-Wave Announces New Leap Quantum LaunchPad™ Program to Fast-track Deployment of Quantum Computing Applications Program aims to accelerate adoption of quantum computing to improve business outcomes and drive scientific discoveries PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 15, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 15, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 15, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 15, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

QUANTUM 27th Annual Needham Growth Conference – January 14th and 15th, 2025 FORWARD-LOOKING STATEMENTS Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. These statements i

QUANTUM 27th Annual Needham Growth Conference – January 14th and 15th, 2025 FORWARD-LOOKING STATEMENTS Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

D-Wave and Carahsoft Partner to Expand Distribution of Quantum Computing Solutions to the Public Sector Collaboration Supports Growing Public Sector Interest and Investment in Annealing Quantum Computing Technology to Address Complex Optimization Pro

D-Wave and Carahsoft Partner to Expand Distribution of Quantum Computing Solutions to the Public Sector Collaboration Supports Growing Public Sector Interest and Investment in Annealing Quantum Computing Technology to Address Complex Optimization Problems Today PALO ALTO, Calif.

As filed with the Securities Exchange Commission on January 10, 2025

As filed with the Securities Exchange Commission on January 10, 2025 Registration No.

D-Wave Announces Fiscal Year 2024 Bookings Will Exceed $23 Million, Up Approximately 120% Over Fiscal Year 2023 First-ever customer purchase of D-Wave Advantage annealing quantum computing system in Q4 contributes to increased bookings and marks sign

D-Wave Announces Fiscal Year 2024 Bookings Will Exceed $23 Million, Up Approximately 120% Over Fiscal Year 2023 First-ever customer purchase of D-Wave Advantage annealing quantum computing system in Q4 contributes to increased bookings and marks significant expansion of the company’s revenue model Record cash position of approximately $178 million at 2024 year end PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 9, 2025 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 9, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Quantum Inc. Shares of Common Stock SALES AGREEMENT

D-Wave Quantum Inc. Shares of Common Stock SALES AGREEMENT January 10, 2025 Needham & Company, LLC 250 Park Avenue New York, New York 10177 Stifel, Nicolaus & Company, Incorporated One South Street, 15th Floor Baltimore, Maryland 21202 B. Riley Securities, Inc. 299 Park Avenue, 21st Floor New York, NY 10171 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 The Be

Up to $150,000,000 Common Stock

Filed pursuant to Rule 424(b)(5) Registration Nos. 333-284020 and 333-284235 PROSPECTUS SUPPLEMENT (To Prospectus dated December 27, 2024) Up to $150,000,000 Common Stock We entered into a sales agreement dated January 10, 2025 (the “Sales Agreement”) with Needham & Company, LLC, Stifel, Nicolaus & Company, Incorporated, B. Riley Securities, Inc., Roth Capital Partners, LLC, The Benchmark Company,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 10, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 10, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 10, 2025 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 10, 2025 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-3 (Form Type) D-Wave Quantum Inc.

D-Wave Quantum CEO Dr. Alan Baratz Addresses NVIDIA CEO Jensen Huang’s Quantum Comments on CNBC’s “The Exchange”

D-Wave Quantum CEO Dr. Alan Baratz Addresses NVIDIA CEO Jensen Huang’s Quantum Comments on CNBC’s “The Exchange” Baratz issues statement to highlight commercial adoption and real-world value of D-Wave’s annealing quantum computing solutions today PALO ALTO, Calif. – Jan. 9, 2025 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and ser

Common Stock Preferred Stock Debt Securities

Filed pursuant to Rule 424(b)(5) Registration No. 333-284020 PROSPECTUS $125,000,000 Common Stock Preferred Stock Debt Securities Warrants Units This prospectus relates to the sale from time to time in one or more offerings of up to $125,000,000 of shares of our common stock, par value $0.0001 (“Common Stock”); shares of our preferred stock, par value $0.0001 (“Preferred Stock”), which we may issu

LETTER

December 26, 2024 Diane Nguyen General Counsel D-Wave Quantum Inc. 2650 East Bayshore Road Palo Alto, CA 94303 Re: D-Wave Quantum Inc. Registration Statement on Form S-3 Filed December 23, 2024 File No. 333-284020 Dear Diane Nguyen: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration.

D-WAVE QUANTUM INC. 2650 East Bayshore Road Palo Alto, California 94303

D-WAVE QUANTUM INC. 2650 East Bayshore Road Palo Alto, California 94303 December 26, 2024 VIA EDGAR Securities and Exchange Commission 100 F. Street, N.E. Washington, D.C. 20549 Re: D-Wave Quantum Inc. Registration Statement on Form S-3 File No. 333-284020 Ladies and Gentlemen: Pursuant to Rule 461 of the General Rules and Regulations promulgated under the Securities Act of 1933, as amended, D-Wav

Form of Indenture (Subordinated)

Exhibit 4.3 D-WAVE QUANTUM INC. AND [TRUSTEE] Trustee INDENTURE DATED AS OF , 202 SUBORDINATED DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 202 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5) 6.9 (b) 6.8 Section 311 6.13 Secti

Form of Indenture (Senior)*

Exhibit 4.2 D-WAVE QUANTUM INC. AND [TRUSTEE] Trustee INDENTURE DATED AS OF , 202 SENIOR DEBT SECURITIES D-WAVE QUANTUM INC. RECONCILIATION AND TIE BETWEEN TRUST INDENTURE ACT OF 1939, AS AMENDED, AND INDENTURE, DATED AS OF , 202 TRUST INDENTURE ACT SECTION INDENTURE SECTION Section 310(a)(1) 6.9 (a)(2) 6.9 (a)(3) Not Applicable (a)(4) Not Applicable (a)(5) 6.9 (b) 6.8 Section 311 6.13 Section 312

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table Form S-3 (Form Type) D-Wave Quantum Inc.

As filed with the Securities Exchange Commission on December 23, 2024

As filed with the Securities Exchange Commission on December 23, 2024 Registration No.

D-Wave Maintains SOC 2 Type 2 Compliance, Reinforcing Commitment to Delivering Secure, Enterprise-Grade Quantum Computing Solutions

D-Wave Maintains SOC 2 Type 2 Compliance, Reinforcing Commitment to Delivering Secure, Enterprise-Grade Quantum Computing Solutions SOC 2 Type 2 compliance part of company’s ongoing efforts to support customers’ production deployments of quantum applications PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 18, 2024 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 18, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 16, 2024 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 16, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

D-Wave CEO Dr. Alan Baratz Discusses Company’s Growing Commercial Quantum Computing Momentum on Yahoo! Finance “Catalysts”

D-Wave CEO Dr. Alan Baratz Discusses Company’s Growing Commercial Quantum Computing Momentum on Yahoo! Finance “Catalysts” PALO ALTO, Calif. – Dec. 16, 2024 - D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services, and the world’s first commercial supplier of quantum computers, announced that CEO Dr. Alan Baratz was interviewed o

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 12, 2024 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 12, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

###

D-Wave Announces Successful Completion of $175 Million At-the-Market Equity Offerings PALO ALTO, Calif.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 6, 2024 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 6, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Quantum Inc. Shares of Common Stock SALES AGREEMENT

Exhibit 1.1 D-Wave Quantum Inc. Shares of Common Stock SALES AGREEMENT December 9, 2024 Needham & Company, LLC 250 Park Avenue New York, New York 10177 Roth Capital Partners, LLC 888 San Clemente Drive, Suite 400 Newport Beach, CA 92660 B. Riley Securities, Inc. 299 Park Avenue, 21st Floor New York, NY 10171 Craig-Hallum Capital Group, LLC 222 South Ninth Street, Suite 350 Minneapolis, MN 55402 La

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 9, 2024 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 9, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

Up to $75,000,000 Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-278447 PROSPECTUS SUPPLEMENT (To Prospectus dated April 12, 2024) Up to $75,000,000 Common Stock We entered into a sales agreement dated December 9, 2024 (the “Sales Agreement”) with Needham & Company, LLC, Roth Capital Partners, LLC, B. Riley Securities, Inc. and Craig-Hallum Capital Group, LLC (each, a “Sales Agent” and together, the “Sales A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 6, 2024 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 6, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave CEO Dr. Alan Baratz Discusses Emergence of Commercial Quantum Computing on Fox Business’

Exhibit 99.1 D-Wave CEO Dr. Alan Baratz Discusses Emergence of Commercial Quantum Computing on Fox Business’ Making Money with Charles Payne PALO ALTO, Calif. – Dec. 6, 2024 - D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services, and the world’s first commercial supplier of quantum computers, announced that CEO Dr. Alan Baratz

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 22, 2024 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 22, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

D-Wave Names Sharon Holt to Board of Directors Board appointment further supports company’s aggressive go-to-market efforts amid accelerating adoption of its annealing quantum computing solutions

D-Wave Names Sharon Holt to Board of Directors Board appointment further supports company’s aggressive go-to-market efforts amid accelerating adoption of its annealing quantum computing solutions PALO ALTO, Calif.

QBTS / D-Wave Quantum Inc. / PUBLIC SECTOR PENSION INVESTMENT BOARD - SC 13G/A Passive Investment

SC 13G/A 1 d834641dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. 1 )1 D-Wave Quantum Inc. (Name of Issuer) Common stock, par value $0.0001 per share (Title of Class of Securities) 26740W109 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriat

Limited Waiver Agreement, dated as of August 7, 2024, by and among PSPIB Unitas Investments II Inc. and D-Wave Quantum Inc.

LIMITED WAIVER LIMITED WAIVER (this “Waiver”), dated as of August 7, 2024, by and between D-WAVE QUANTUM INC.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 o TRANSITION REPO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from and Commission file numb

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 14, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizatio

1 COPYRIGHT © D-WAVE QUANTUM Q3 2024 Investor Presentation 2 COPYRIGHT © D-WAVE FORWARD-LOOKING STATEMENTS Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995. These statemen

1 COPYRIGHT © D-WAVE QUANTUM Q3 2024 Investor Presentation 2 COPYRIGHT © D-WAVE FORWARD-LOOKING STATEMENTS Certain statements in this presentation are forward-looking, as defined in the Private Securities Litigation Reform Act of 1995.

D-Wave Reports Third Quarter 2024 Results Q3 QCaaS Revenue up 41% Year over Year Fiscal YTD Revenue up 11% Year over Year Fiscal YTD GAAP Gross Profit up 54% Year over Year

Exhibit 99.1 D-Wave Reports Third Quarter 2024 Results Q3 QCaaS Revenue up 41% Year over Year Fiscal YTD Revenue up 11% Year over Year Fiscal YTD GAAP Gross Profit up 54% Year over Year PALO ALTO, Calif. – November 14, 2024 – D-Wave Quantum Inc., (NYSE: QBTS) (“D-Wave” or the “Company”) a leader in commercial quantum computing systems, software, and services, today announced financial results for

Lease Renewal Agreement, dated as of July 23, 2024, by and between Omni Circuit Boards Ltd. and 0937847 B.C. Ltd.

LEASE RENEWAL AGREEMENT THIS AGREEMENT made November 13, 2024. BETWEEN: 0937847 B.C. Ltd., a company duly incorporated under the laws of British Columbia (Incorporation No. BC0937847), having a registered and records office at 1235 Long Ridge Dr, Kelowna, B.C. V1V 2X3 (the “Landlord”) AND: Omni Circuit Boards Ltd., a company duly incorporated under the laws of British Columbia (Incorporation No. B

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorpora

D-Wave Achieves Significant Milestone with Calibration of 4,400+ Qubit Advantage2 Processor New processor delivers exceptional performance gains over current Advantage system with doubled coherence and 40% increase in energy scale for advanced proble

D-Wave Achieves Significant Milestone with Calibration of 4,400+ Qubit Advantage2 Processor New processor delivers exceptional performance gains over current Advantage system with doubled coherence and 40% increase in energy scale for advanced problem solving PALO ALTO, Calif.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 6, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Regains Compliance with NYSE Continued Listing Standards

D-Wave Regains Compliance with NYSE Continued Listing Standards PALO ALTO, Calif. - November 4, 2024 - D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave”), a leader in commercial quantum computing systems, software and services, today announced it has regained compliance with the New York Stock Exchange (“NYSE”) continued listing standard for minimum share price under Section 802.01C of the NYSE Listed Co

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 4, 2024 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 4, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Deemed “Awardable” Vendor for US Department of Defense Chief Digital and Artificial Intelligence Office’s Tradewinds Solutions Marketplace

D-Wave Deemed “Awardable” Vendor for US Department of Defense Chief Digital and Artificial Intelligence Office’s Tradewinds Solutions Marketplace Designation simplifies a procurement path for DoD customers to access powerful annealing quantum computing technologies and solutions to assist with achieving mission objectives PALO ALTO, Calif.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 31, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

D-Wave Announces Appointment of Two New Board Members Growth-oriented technology industry veterans to support increasing market adoption of D-Wave’s annealing quantum computing solutions

Exhibit 99.1 D-Wave Announces Appointment of Two New Board Members Growth-oriented technology industry veterans to support increasing market adoption of D-Wave’s annealing quantum computing solutions PALO ALTO, Calif. - October 30, 2024 - D-Wave Quantum Inc. (NYSE: QBTS), a leader in quantum computing systems, software, and services and the world’s first commercial supplier of quantum computers, t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2024 D-Wave Quantum I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 9, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Brings Quantum Optimization to 2024 INFORMS Annual Meeting Customer success stories to demonstrate how quantum optimization can surpass classical solvers to address real-world complexities for better answers and accelerated time-to-solution

D-Wave Brings Quantum Optimization to 2024 INFORMS Annual Meeting Customer success stories to demonstrate how quantum optimization can surpass classical solvers to address real-world complexities for better answers and accelerated time-to-solution PALO ALTO, Calif.

D-Wave Receives Notice of Non-Compliance with NYSE Trading Share Price Listing Rule Intends to cure the deficiency and return to compliance with NYSE standard

D-Wave Receives Notice of Non-Compliance with NYSE Trading Share Price Listing Rule Intends to cure the deficiency and return to compliance with NYSE standard PALO ALTO, Calif.

Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 4, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 3, 2024 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 3, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

D-Wave Introduces Service-Level Agreements for Leap Quantum Cloud Customers in Production D-Wave's cloud service offers 99.9% uptime and availability with subsecond solve times even under heavy customer usage

D-Wave Introduces Service-Level Agreements for Leap Quantum Cloud Customers in Production D-Wave's cloud service offers 99.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 1, 2024 D-Wave Quantum In

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 1, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organization)

Japan Tobacco Inc. and D-Wave Announce Collaboration Aimed at Accelerating Innovative Drug Discovery with Quantum AI Proof-of-concept project to explore using quantum computing to revolutionize the speed and quality of “Quantum AI-driven Drug Discove

Japan Tobacco Inc. and D-Wave Announce Collaboration Aimed at Accelerating Innovative Drug Discovery with Quantum AI Proof-of-concept project to explore using quantum computing to revolutionize the speed and quality of “Quantum AI-driven Drug Discovery,” aimed at creating first-in-class small molecule pharmaceuticals PALO ALTO, Calif. – October 01, 2024 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave”

D-Wave Expands Executive Leadership Bench with New Chief Human Resources Officer Seasoned HR executive Sophie Ames brings 25+ years of human resources experience to the company’s executive team

Exhibit 99.1 D-Wave Expands Executive Leadership Bench with New Chief Human Resources Officer Seasoned HR executive Sophie Ames brings 25+ years of human resources experience to the company’s executive team PALO ALTO, Calif. – September 23, 2024 – D-Wave Quantum Inc. (NYSE: QBTS) (“D-Wave” or the “Company”), a leader in quantum computing systems, software, and services and the world’s first commer

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 23, 2024 D-Wave Quantum

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 23, 2024 D-Wave Quantum Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-41468 88-1068854 (State or other jurisdiction of incorporation or organizati