Occidental Petroleum Corporation
US ˙ NYSE ˙ US6745991058

SecurityOXY / Occidental Petroleum Corporation
InstitutionUs Bancorp \de\
Latest Disclosed Ownership51,397 shares
Latest Disclosed Value $ 3,340,828
Us Bancorp \de\ reports 46.25% decrease in ownership of OXY / Occidental Petroleum Corporation

On May 14, 2026 - Us Bancorp \de\ filed a 13F-HR form disclosing ownership of 51,397 shares of Occidental Petroleum Corporation (US:OXY) valued at $3,340,805 USD as of March 31, 2026. The entity filed a previous 13F-HR on January 30, 2026 disclosing 95,626 shares of Occidental Petroleum Corporation. This represents a change in shares of -46.25% during the quarter. The current value of the position is $3,065,317 USD.

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)
2026-05-14 2026-03-31 13F OCCIDENTAL PETE COM 674599105 51,397 -44,229 -46.25 3,341 -15.06 0.0013
2026-01-30 2025-12-31 13F OCCIDENTAL PETE COM 674599105 95,626 -43,439 -31.24 3,932 -40.15 0.0046
2025-11-12 2025-09-30 13F OCCIDENTAL PETE COM 674599105 139,065 -2,654 -1.87 6,571 10.36 0.0078
2025-07-24 2025-06-30 13F OCCIDENTAL PETE COM 674599105 141,719 49,665 53.95 5,954 31.04 0.0075
2025-05-08 2025-03-31 13F OCCIDENTAL PETE COM 674599105 92,054 1,327 1.46 4,544 1.36 0.0061
2025-02-05 2024-12-31 13F OCCIDENTAL PETE COM 674599105 90,727 8,593 10.46 4,483 5.88 0.0059
2024-10-28 2024-09-30 13F OCCIDENTAL PETE COM 674599105 82,134 5,681 7.43 4,233 -12.14 0.0054
2024-08-07 2024-06-30 13F OCCIDENTAL PETE COM 674599105 76,453 -4,704 -5.80 4,819 -8.65 0.0066
2024-05-08 2024-03-31 13F OCCIDENTAL PETE COM 674599105 81,157 317 0.39 5,274 9.28 0.0074
2024-02-09 2023-12-31 13F OCCIDENTAL PETE COM 674599105 80,840 18,226 29.11 4,827 18.81 0.0071
2023-11-03 2023-09-30 13F OCCIDENTAL PETE COM 674599105 62,614 9,535 17.96 4,062 30.15 0.0066
2023-08-10 2023-06-30 13F OCCIDENTAL PETE COM 674599105 53,079 729 1.39 3,121 -4.50 0.0050
2023-05-09 2023-03-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 52,350 -5,234 -9.09 3,268 -9.90 0.0055
2023-02-13 2022-12-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 57,584 13,711 31.25 3,627 34.53 0.0064
2022-10-27 2022-09-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 43,873 1,097 2.56 2,696 7.07 0.0056
2022-08-01 2022-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 42,776 5,153 13.70 2,518 17.94 0.0049
2022-05-11 2022-03-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 37,623 -103 -0.27 2,135 94.98 0.0036
2022-02-11 2021-12-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 37,726 -703 -1.83 1,095 -3.69 0.0017
2021-11-10 2021-09-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 38,429 2,857 8.03 1,137 2.25 0.0021
2021-08-05 2021-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 35,572 -22 -0.06 1,112 17.42 0.0021
2021-04-28 2021-03-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 35,594 473 1.35 947 55.50 0.0019
2021-02-04 2020-12-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 35,121 -16,129 -31.47 609 18.71 0.0013
2020-11-10 2020-09-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 51,250 -10,032 -16.37 513 -54.28 0.0013
2020-08-07 2020-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 61,282 -40,960 -40.06 1,122 -5.24 0.0029
2020-05-13 2020-03-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 102,242 -11,497 -10.11 1,184 -74.74 0.0037
2020-02-04 2019-12-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 113,739 -54,408 -32.36 4,688 -37.29 0.0120
2019-11-08 2019-09-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 168,147 -1,079 -0.64 7,476 -12.14 0.0204
2019-08-13 2019-06-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 169,226 -38,188 -18.41 8,509 -38.03 0.0237
2019-05-08 2019-03-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 207,414 -22,148 -9.65 13,731 -2.55 0.0396
2019-02-13 2018-12-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 229,562 -33,105 -12.60 14,091 -34.71 0.0455
2018-10-31 2018-09-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 262,667 -11,886 -4.33 21,583 -6.06 0.0625
2018-08-08 2018-06-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 274,553 -19,490 -6.63 22,975 20.28 0.0704
2018-05-08 2018-03-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 294,043 -11,057 -3.62 19,102 -15.00 0.0586
2018-02-02 2017-12-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 305,100 -28,768 -8.62 22,474 4.83 0.0687
2017-11-13 2017-09-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 333,868 -25,855 -7.19 21,438 -0.46 0.0687
2017-07-19 2017-06-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 359,723 -69,301 -16.15 21,537 -20.77 0.0719
2017-05-03 2017-03-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 429,024 -1,466 -0.34 27,184 -11.34 0.0931
2017-02-08 2016-12-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 430,490 -48,712 -10.17 30,662 -12.25 0.1103
2016-11-04 2016-09-30 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 479,202 -59,638 -11.07 34,944 -14.18 0.1295
2016-08-10 2016-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 538,840 -34,462 -6.01 40,717 3.79 0.1549
2016-05-13 2016-03-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 573,302 -55,759 -8.86 39,231 -7.76 0.1542
2016-02-10 2015-12-31 13F OCCIDENTAL PETROLEUM COMMON STOCK 674599105 629,061 -49,060 -7.23 42,532 -5.18 0.1711
2015-11-16 2015-09-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 678,121 29,115 4.49 44,857 -11.13 0.1881
2015-08-10 2015-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 649,006 61,899 10.54 50,474 17.77 0.1956
2015-05-08 2015-03-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 587,107 5,793 1.00 42,859 -8.54 0.1647
2015-02-13 2014-12-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 581,314 -47,207 -7.51 46,859 -22.46 0.1811
2014-11-14 2014-09-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 628,521 -24,843 -3.80 60,433 -9.88 0.2448
2014-08-14 2014-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 653,364 5,452 0.84 67,055 8.61 0.2672
2014-05-14 2014-03-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 647,912 39,420 6.48 61,738 6.69 0.2530
2014-02-13 2013-12-31 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 608,492 14,363 2.42 57,868 4.13 0.2344
2013-11-07 2013-09-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 594,129 -24,787 -4.00 55,575 0.63 0.2456
2013-08-09 2013-06-30 13F OCCIDENTAL PETROLEUM CORPORATI COMMON STOCK 674599105 618,916 618,916 55,225 0.2520
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.