Halliburton Company
MX ˙ BMV ˙ US4062161017
SecurityMX:HAL / Halliburton Company
InstitutionKLCM Advisors, Inc.
Latest Disclosed Ownership507,360 shares
Latest Disclosed Value $ 19,781,964
KLCM Advisors, Inc. reports 24.54% decrease in ownership of HAL / Halliburton Company

On April 30, 2026 - KLCM Advisors, Inc. filed a 13F-HR form disclosing ownership of 507,360 shares of Halliburton Company (MX:HAL) valued at $19,781,964 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 4, 2026 disclosing 672,387 shares of Halliburton Company. This represents a change in shares of -24.54% during the quarter.

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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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)
2026-04-30 2026-03-31 13F HALLIBURTON COM 406216101 507,360 -165,027 -24.54 19,782 4.11 1.6319
2026-02-04 2025-12-31 13F HALLIBURTON COM 406216101 672,387 -3,173 -0.47 19,002 14.34 1.6317
2025-11-13 2025-09-30 13F Halliburton COM 406216101 675,560 -28,429 -4.04 16,619 15.83 1.6573
2025-08-04 2025-06-30 13F Halliburton COM 406216101 703,989 324,583 85.55 14,347 49.06 1.5253
2025-05-13 2025-03-31 13F Halliburton COM 406216101 379,406 -74,338 -16.38 9,626 -21.98 1.1261
2025-01-31 2024-12-31 13F Halliburton COM 406216101 453,744 -31,650 -6.52 12,337 -12.50 1.4308
2024-11-07 2024-09-30 13F Halliburton COM 406216101 485,394 19,225 4.12 14,101 -10.46 1.6736
2024-08-14 2024-06-30 13F Halliburton COM 406216101 466,169 -9,215 -1.94 15,747 -15.97 1.9453
2024-05-16 2024-03-31 13F Halliburton COM 406216101 475,384 -14,846 -3.03 18,740 5.74 2.4062
2024-01-31 2023-12-31 13F Halliburton COM 406216101 490,230 31,534 6.87 17,722 -4.61 2.7362
2023-11-07 2023-09-30 13F Halliburton COM 406216101 458,696 -22,654 -4.71 18,577 16.99 3.4925
2023-08-09 2023-06-30 13F Halliburton COM 406216101 481,350 262,700 120.15 15,880 129.53 3.1073
2023-05-11 2023-03-31 13F Halliburton COM 406216101 218,650 218,650 6,918 1.3724
2019-02-14 2018-12-31 13F Halliburton COM 406216101 0 -7,521 -100.00 0 -100.00
2018-11-14 2018-09-30 13F Halliburton COM 406216101 7,521 0 0.00 305 -10.03 0.0750
2018-08-09 2018-06-30 13F Halliburton COM 406216101 7,521 7,521 339 0.0894
2017-02-13 2016-12-31 13F Halliburton COM 406216101 0 -4,950 -100.00 0 -100.00
2016-11-09 2016-09-30 13F Halliburton COM 406216101 4,950 -900 -15.38 222 -16.23 0.0707
2016-08-08 2016-06-30 13F Halliburton COM 406216101 5,850 -300 -4.88 265 20.45 0.0916
2016-04-27 2016-03-31 13F Halliburton COM 406216101 6,150 -1,400 -18.54 220 -14.40 0.0764
2016-02-11 2015-12-31 13F Halliburton COM 406216101 7,550 -7,700 -50.49 257 -52.32 0.0928
2015-11-12 2015-09-30 13F Halliburton Com 406216101 15,250 -9,357 -38.03 539 -49.15 0.1907
2015-08-24 2015-06-30 13F Halliburton Com 406216101 24,607 1,907 8.40 1,060 6.43 0.2674
2015-05-13 2015-03-31 13F Halliburton Com 406216101 22,700 22,700 0.00 996 0.2766
2015-02-03 2014-12-31 13F Halliburton Com 406216101 0 -3,200 -100.00 0 -100.00
2014-11-12 2014-09-30 13F Halliburton Com 406216101 3,200 0 0.00 206 -9.25 0.0545
2014-08-06 2014-06-30 13F Halliburton Com 406216101 3,200 3,200 227 0.0530
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.