Illumina, Inc.
MX ˙ BMV ˙ US4523271090
SecurityMX:ILMN / Illumina, Inc.
InstitutionMillennium Management Llc
ManagerIsrael Englander
Latest Disclosed Ownership204,782 shares
Latest Disclosed Value $ 25,241,429
Millennium Management Llc ownership in ILMN / Illumina, Inc.

On May 15, 2026 - Millennium Management Llc filed a 13F-HR form disclosing ownership of 204,782 shares of Illumina, Inc. (MX:ILMN) valued at $25,241,429 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 35,351 shares of Illumina, Inc.. This represents a change in shares of 479.28% during the quarter.

Millennium Management Llc has a history of taking positions in derivatives of the underlying security (ILMN) in the form of stock options. The firm currently holds call options representing 33,400 of underlying shares valued at $4,116,884 USD and put options representing 0 of underlying shares valued at $0 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

MX:ILMN / Illumina, Inc. Historical Put/Call Ratio
Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F ILLUMINA COM 452327109 204,782 169,431 479.28 25,241 444.46 0.0105
2026-02-17 2025-12-31 13F ILLUMINA COM 452327109 35,351 -295,389 -89.31 4,637 -85.24 0.0019
2025-11-14 2025-09-30 13F ILLUMINA COM 452327109 330,740 209,214 172.16 31,410 170.92 0.0134
2025-08-14 2025-06-30 13F ILLUMINA COM 452327109 121,526 -210,782 -63.43 11,595 -56.03 0.0056
2025-05-15 2025-03-31 13F ILLUMINA COM 452327109 332,308 -199,183 -37.48 26,365 -62.88 0.0140
2025-02-14 2024-12-31 13F ILLUMINA COM 452327109 531,491 -932,660 -63.70 71,023 -62.80 0.0347
2024-11-14 2024-09-30 13F ILLUMINA COM 452327109 1,464,151 -21,448 -1.44 190,940 23.13 0.0905
2024-08-14 2024-06-30 13F ILLUMINA COM 452327109 1,485,599 1,140,247 330.17 155,067 226.98 0.0718
2024-05-15 2024-03-31 13F ILLUMINA COM 452327109 345,352 181,919 111.31 47,424 108.40 0.0203
2024-02-14 2023-12-31 13F ILLUMINA COM 452327109 163,433 133,030 437.56 22,756 445.32 0.0098
2023-11-14 2023-09-30 13F ILLUMINA COM 452327109 30,403 30,403 4,174 0.0021
2023-08-14 2023-06-30 13F ILLUMINA COM 452327109 0 -27,090 -100.00 0 -100.00
2023-05-15 2023-03-31 13F ILLUMINA COM 452327109 27,090 24,185 832.53 6,300 973.25 0.0036
2023-02-14 2022-12-31 13F ILLUMINA COM 452327109 2,905 -484,152 -99.40 587 -99.37 0.0003
2022-11-14 2022-09-30 13F ILLUMINA COM 452327109 487,057 416,354 588.88 92,926 612.90 0.0550
2022-08-15 2022-06-30 13F ILLUMINA COM 452327109 70,703 -130,812 -64.91 13,035 -81.49 0.0081
2022-05-16 2022-03-31 13F ILLUMINA COM 452327109 201,515 14,732 7.89 70,409 -0.92 0.0373
2022-02-14 2021-12-31 13F ILLUMINA COM 452327109 186,783 -86,593 -31.68 71,060 -35.92 0.0361
2021-11-15 2021-09-30 13F ILLUMINA COM 452327109 273,376 216,294 378.92 110,884 310.50 0.0665
2021-08-16 2021-06-30 13F ILLUMINA COM 452327109 57,082 -122,387 -68.19 27,012 -60.81 0.0166
2021-05-17 2021-03-31 13F ILLUMINA COM 452327109 179,469 144,119 407.69 68,927 426.96 0.0493
2021-02-16 2020-12-31 13F ILLUMINA COM 452327109 35,350 9,468 36.58 13,080 63.50 0.0094
2020-11-16 2020-09-30 13F ILLUMINA COM 452327109 25,882 15,782 156.26 8,000 113.85 0.0099
2020-08-14 2020-06-30 13F ILLUMINA COM 452327109 10,100 10,100 3,741 0.0051
2020-05-14 2020-03-31 13F ILLUMINA COM 452327109 0 -14,552 -100.00 0 -100.00
2020-02-14 2019-12-31 13F ILLUMINA COM 452327109 14,552 -439 -2.93 4,827 5.86 0.0060
2019-11-14 2019-09-30 13F ILLUMINA COM 452327109 14,991 -48,699 -76.46 4,560 -80.55 0.0072
2019-08-15 2019-06-30 13F/A-1 ILLUMINA COM 452327109 63,690 -9,203 -12.63 23,447 3.53 0.0352
2019-08-14 2019-06-30 13F ILLUMINA COM 452327109 237,939 101,356 29,349
2019-05-14 2019-03-31 13F ILLUMINA COM 452327109 72,893 -185,478 -71.79 22,647 -70.78 0.0339
2019-02-15 2018-12-31 13F/A-1 ILLUMINA COM 452327109 258,371 -26,130 -9.18 77,493 -25.79 0.1208
2019-02-14 2018-12-31 13F ILLUMINA COM 452327109 258,371 77,493
2018-11-14 2018-09-30 13F ILLUMINA COM 452327109 284,501 -264,456 -48.17 104,429 -31.89 0.1280
2018-08-14 2018-06-30 13F ILLUMINA COM 452327109 548,957 377,283 219.77 153,318 277.75 0.2000
2018-05-15 2018-03-31 13F ILLUMINA COM 452327109 171,674 163,300 1,950.08 40,587 2,117.87 0.0542
2018-02-14 2017-12-31 13F ILLUMINA COM 452327109 8,374 -176,528 -95.47 1,830 -95.03 0.0025
2017-11-14 2017-09-30 13F ILLUMINA COM 452327109 184,902 168,349 1,017.03 36,832 1,182.45 0.0561
2017-08-14 2017-06-30 13F ILLUMINA COM 452327109 16,553 9,809 145.45 2,872 149.52 0.0051
2017-05-15 2017-03-31 13F ILLUMINA COM 452327109 6,744 -31,287 -82.27 1,151 -76.36 0.0021
2017-02-14 2016-12-31 13F ILLUMINA COM 452327109 38,031 21,246 126.58 4,869 59.69 0.0102
2016-11-14 2016-09-30 13F ILLUMINA COM 452327109 16,785 16,785 0.00 3,049 0.0051
2016-08-15 2016-06-30 13F ILLUMINA COM 452327109 0 -4,306 -100.00 0 -100.00
2016-05-16 2016-03-31 13F ILLUMINA COM 452327109 4,306 4,306 0.00 698 0.0017
2016-02-16 2015-12-31 13F ILLUMINA COM 452327109 0 -523,557 -100.00 0 -100.00
2015-11-16 2015-09-30 13F ILLUMINA COM 452327109 523,557 72,463 16.06 92,052 -6.55 0.1783
2015-08-14 2015-06-30 13F ILLUMINA COM 452327109 451,094 -32,315 -6.68 98,501 9.76 0.1863
2015-05-15 2015-03-31 13F ILLUMINA COM 452327109 483,409 -14,456 -2.90 89,740 -2.35 0.1670
2015-02-17 2014-12-31 13F ILLUMINA COM 452327109 497,865 -17,237 -3.35 91,896 8.84 0.1947
2014-11-14 2014-09-30 13F ILLUMINA COM 452327109 515,102 445,008 634.87 84,436 574.68 0.2136
2014-08-14 2014-06-30 13F ILLUMINA COM 452327109 70,094 -715,920 -91.08 12,515 -89.29 0.0347
2014-05-15 2014-03-31 13F ILLUMINA COM 452327109 786,014 100,503 14.66 116,849 54.13 0.3387
2014-02-14 2013-12-31 13F ILLUMINA COM 452327109 685,511 468,635 216.08 75,811 332.46 0.2393
2013-11-14 2013-09-30 13F ILLUMINA COM 452327109 216,876 24,986 13.02 17,530 22.07 0.0564
2013-08-14 2013-06-30 13F ILLUMINA COM 452327109 191,890 191,890 14,361 0.0440
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-15 2026-03-31 13F ILLUMINA COM Call 33,400 -23.04 4,117 -27.69 n/a n/a n/a
2026-02-17 2025-12-31 13F ILLUMINA COM Call 43,400 -46.49 5,692 -26.10 n/a n/a n/a
2025-11-14 2025-09-30 13F ILLUMINA COM Call 81,100 617.70 7,702 614.47 n/a n/a n/a
2025-08-14 2025-06-30 13F ILLUMINA COM Call 11,300 -70.50 1,078 -64.52 n/a n/a n/a
2025-05-15 2025-03-31 13F ILLUMINA COM Call 38,300 -24.90 3,039 -55.83 n/a n/a n/a
2025-02-14 2024-12-31 13F ILLUMINA COM Call 51,000 145.19 6,879 153.61 n/a n/a n/a
2024-11-14 2024-09-30 13F ILLUMINA COM Call 20,800 2,713 n/a n/a n/a
2024-08-14 2024-06-30 13F ILLUMINA COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2024-05-15 2024-03-31 13F ILLUMINA COM Call 53,100 -7.17 7,292 -8.45 n/a n/a n/a
2024-02-14 2023-12-31 13F ILLUMINA COM Call 57,200 -47.91 7,965 -47.16 n/a n/a n/a
2023-11-14 2023-09-30 13F ILLUMINA COM Call 109,800 -33.74 15,073 -51.48 n/a n/a n/a
2023-08-14 2023-06-30 13F ILLUMINA COM Call 165,700 134.04 31,067 88.69 n/a n/a n/a
2023-05-15 2023-03-31 13F ILLUMINA COM Call 70,800 1,006.25 16,465 1,172.41 n/a n/a n/a
2023-02-14 2022-12-31 13F ILLUMINA COM Call 6,400 113.33 1,294 126.22 n/a n/a n/a
2022-11-14 2022-09-30 13F ILLUMINA COM Call 3,000 -52.38 572 -50.73 n/a n/a n/a
2022-08-15 2022-06-30 13F ILLUMINA COM Call 6,300 -87.57 1,161 -93.45 n/a n/a n/a
2022-05-16 2022-03-31 13F ILLUMINA COM Call 50,700 -25.55 17,715 -31.62 n/a n/a n/a
2022-02-14 2021-12-31 13F ILLUMINA COM Call 68,100 33.27 25,908 25.00 n/a n/a n/a
2021-11-15 2021-09-30 13F ILLUMINA COM Call 51,100 0.79 20,727 -13.61 n/a n/a n/a
2021-08-16 2021-06-30 13F ILLUMINA COM Call 50,700 11.18 23,992 37.00 n/a n/a n/a
2021-05-17 2021-03-31 13F ILLUMINA COM Call 45,600 3,700.00 17,513 3,844.37 n/a n/a n/a
2021-02-16 2020-12-31 13F ILLUMINA COM Call 1,200 -90.84 444 -89.03 n/a n/a n/a
2020-11-16 2020-09-30 13F ILLUMINA COM Call 13,100 -82.60 4,049 -85.48 n/a n/a n/a
2020-08-14 2020-06-30 13F ILLUMINA COM Call 75,300 95.08 27,887 164.53 n/a n/a n/a
2020-05-14 2020-03-31 13F ILLUMINA COM Call 38,600 -48.53 10,542 -57.63 n/a n/a n/a
2020-02-14 2019-12-31 13F ILLUMINA COM Call 75,000 44.23 24,881 57.29 n/a n/a n/a
2019-11-14 2019-09-30 13F ILLUMINA COM Call 52,000 73.33 15,819 43.22 n/a n/a n/a
2019-08-15 2019-06-30 13F/A ILLUMINA COM Call 30,000 11,045 n/a n/a n/a
2019-05-14 2019-03-31 13F ILLUMINA COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2019-02-15 2018-12-31 13F/A ILLUMINA COM Call 20,000 900.00 5,999 717.30 n/a n/a n/a
2019-02-14 2018-12-31 13F ILLUMINA COM Call 20,000 5,999 n/a n/a n/a
2018-11-14 2018-09-30 13F ILLUMINA COM Call 2,000 734 n/a n/a n/a
2018-02-14 2017-12-31 13F ILLUMINA COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2017-11-14 2017-09-30 13F ILLUMINA COM Call 5,000 -80.00 996 -68.88 n/a n/a n/a
2017-02-14 2016-12-31 13F ILLUMINA COM Call 25,000 -68.75 3,201 -77.97 n/a n/a n/a
2016-11-14 2016-09-30 13F ILLUMINA COM Call 80,000 60.00 14,533 107.05 n/a n/a n/a
2016-08-15 2016-06-30 13F ILLUMINA COM Call 50,000 7,019 n/a n/a n/a
2016-05-16 2016-03-31 13F ILLUMINA COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2016-02-16 2015-12-31 13F ILLUMINA COM Call 50,000 -28.57 9,597 -22.02 n/a n/a n/a
2015-11-16 2015-09-30 13F ILLUMINA COM Call 70,000 75.00 12,307 40.91 n/a n/a n/a
2015-08-14 2015-06-30 13F ILLUMINA COM Call 40,000 8,734 n/a n/a n/a
2015-02-17 2014-12-31 13F ILLUMINA COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2014-11-14 2014-09-30 13F ILLUMINA COM Call 1,800 -73.53 295 -60.77 n/a n/a n/a
2014-02-14 2013-12-31 13F ILLUMINA COM Call 6,800 752 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-15 2026-03-31 13F ILLUMINA COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2026-02-17 2025-12-31 13F ILLUMINA COM Put 23,500 115.60 3,082 197.78 n/a n/a n/a
2025-11-14 2025-09-30 13F ILLUMINA COM Put 10,900 -70.22 1,035 -70.36 n/a n/a n/a
2025-08-14 2025-06-30 13F ILLUMINA COM Put 36,600 678.72 3,492 838.71 n/a n/a n/a
2025-05-15 2025-03-31 13F ILLUMINA COM Put 4,700 -26.56 373 -56.49 n/a n/a n/a
2025-02-14 2024-12-31 13F ILLUMINA COM Put 6,400 -75.19 855 -74.58 n/a n/a n/a
2024-11-14 2024-09-30 13F ILLUMINA COM Put 25,800 3,365 n/a n/a n/a
2024-08-14 2024-06-30 13F ILLUMINA COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2024-05-15 2024-03-31 13F ILLUMINA COM Put 31,600 -45.61 4,339 -46.36 n/a n/a n/a
2024-02-14 2023-12-31 13F ILLUMINA COM Put 58,100 -15.06 8,090 -13.85 n/a n/a n/a
2023-11-14 2023-09-30 13F ILLUMINA COM Put 68,400 1,021.31 9,390 721.43 n/a n/a n/a
2023-08-14 2023-06-30 13F ILLUMINA COM Put 6,100 -96.21 1,144 -96.94 n/a n/a n/a
2023-05-15 2023-03-31 13F ILLUMINA COM Put 160,800 2,412.50 37,394 2,789.80 n/a n/a n/a
2023-02-14 2022-12-31 13F ILLUMINA COM Put 6,400 -82.70 1,294 -81.67 n/a n/a n/a
2022-11-14 2022-09-30 13F ILLUMINA COM Put 37,000 -48.82 7,059 -47.04 n/a n/a n/a
2022-08-15 2022-06-30 13F ILLUMINA COM Put 72,300 113.91 13,329 12.86 n/a n/a n/a
2022-05-16 2022-03-31 13F ILLUMINA COM Put 33,800 -0.59 11,810 -8.70 n/a n/a n/a
2022-02-14 2021-12-31 13F ILLUMINA COM Put 34,000 -49.93 12,935 -53.03 n/a n/a n/a
2021-11-15 2021-09-30 13F ILLUMINA COM Put 67,900 143.37 27,541 108.60 n/a n/a n/a
2021-08-16 2021-06-30 13F ILLUMINA COM Put 27,900 -37.44 13,203 -22.92 n/a n/a n/a
2021-05-17 2021-03-31 13F ILLUMINA COM Put 44,600 324.76 17,129 340.90 n/a n/a n/a
2021-02-16 2020-12-31 13F ILLUMINA COM Put 10,500 -58.82 3,885 -50.71 n/a n/a n/a
2020-11-16 2020-09-30 13F ILLUMINA COM Put 25,500 -63.98 7,882 -69.94 n/a n/a n/a
2020-08-14 2020-06-30 13F ILLUMINA COM Put 70,800 175.49 26,221 273.57 n/a n/a n/a
2020-05-14 2020-03-31 13F ILLUMINA COM Put 25,700 41.99 7,019 16.91 n/a n/a n/a
2020-02-14 2019-12-31 13F ILLUMINA COM Put 18,100 -82.29 6,004 -80.69 n/a n/a n/a
2019-11-14 2019-09-30 13F ILLUMINA COM Put 102,200 31,091 n/a n/a n/a
2018-05-15 2018-03-31 13F ILLUMINA COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2018-02-14 2017-12-31 13F ILLUMINA COM Put 5,000 0.00 1,092 9.64 n/a n/a n/a
2017-11-14 2017-09-30 13F ILLUMINA COM Put 5,000 66.67 996 91.17 n/a n/a n/a
2017-08-14 2017-06-30 13F ILLUMINA COM Put 3,000 521 n/a n/a n/a
2015-02-17 2014-12-31 13F ILLUMINA COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2014-11-14 2014-09-30 13F ILLUMINA COM Put 1,400 -93.20 229 -89.95 n/a n/a n/a
2014-02-14 2013-12-31 13F ILLUMINA COM Put 20,600 5,050.00 2,278 7,493.33 n/a n/a n/a
2013-11-14 2013-09-30 13F ILLUMINA COM Put 0 -100.00 0 -100.00 n/a n/a n/a
2013-08-14 2013-06-30 13F ILLUMINA COM Put 400 30 n/a n/a n/a
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.