Occidental Petroleum Corporation
US ˙ NYSE ˙ US6745991058

SecurityOXY / Occidental Petroleum Corporation
InstitutionLazard Asset Management Llc
Latest Disclosed Ownership5,433 shares
Latest Disclosed Value $ 353,145
Lazard Asset Management Llc ownership in OXY / Occidental Petroleum Corporation

On May 15, 2026 - Lazard Asset Management Llc filed a 13F-HR form disclosing ownership of 5,433 shares of Occidental Petroleum Corporation (US:OXY) valued at $353,145 USD as of March 31, 2026. The entity filed a previous 13F-HR on November 14, 2025 disclosing 0 shares of Occidental Petroleum Corporation. The current value of the position is $309,301 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)
2026-05-15 2026-03-31 13F OCCIDENTAL PETE COM 674599105 5,433 5,433 353 0.0006
2025-11-14 2025-09-30 13F OCCIDENTAL PET Common Stock 674599105 0 -3,642 -100.00 0 0.0000
2025-08-14 2025-06-30 13F OCCIDENTAL PET Common Stock 674599105 3,642 -13,185 -78.36 0 0.0002
2025-05-15 2025-03-31 13F OCCIDENTAL PET Common Stock 674599105 16,827 5,969 54.97 1 0.0013
2025-02-14 2024-12-31 13F OCCIDENTAL PET Common Stock 674599105 10,858 -1,850 -14.56 1 0.0008
2024-11-14 2024-09-30 13F OCCIDENTAL PET Common Stock 674599105 12,708 3,141 32.83 1 0.0009
2024-08-14 2024-06-30 13F OCCIDENTAL PET Common Stock 674599105 9,567 -2,903 -23.28 1 0.0008
2024-07-09 2024-03-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 12,470 589 4.96 1 0.0010
2024-05-14 2024-03-31 13F OCCIDENTAL PET Common Stock 674599105 12,470 589 1 0.0010
2024-02-14 2023-12-31 13F OCCIDENTAL PET Common Stock 674599105 11,881 871 7.91 1 0.0009
2023-11-14 2023-09-30 13F OCCIDENTAL PET Common Stock 674599105 11,010 0 0.00 1 0.0010
2023-08-15 2023-06-30 13F OCCIDENTAL PET Common Stock 674599105 11,010 -226 -2.01 1 0.0008
2023-05-15 2023-03-31 13F OCCIDENTAL PET Common Stock 674599105 11,236 -37,174 -76.79 1 -100.00 0.0009
2023-02-15 2022-12-31 13F OCCIDENTAL PET Common Stock 674599105 48,410 -74,139 -60.50 3,048 -59.52 0.0042
2022-11-14 2022-09-30 13F OCCIDENTAL PET Common Stock 674599105 122,549 -1,425 -1.15 7,530 3.16 0.0110
2022-08-09 2022-06-30 13F OCCIDENTAL PET Common Stock 674599105 123,974 112,054 940.05 7,299 979.73 0.0099
2022-05-13 2022-03-31 13F OCCIDENTAL PET Common Stock 674599105 11,920 180 1.53 676 98.82 0.0008
2022-02-09 2021-12-31 13F OCCIDENTAL PET Common Stock 674599105 11,740 -6,645 -36.14 340 -37.38 0.0004
2021-11-15 2021-09-30 13F OCCIDENTAL PET Common Stock 674599105 18,385 -39,653 -68.32 543 -70.07 0.0006
2021-08-12 2021-06-30 13F OCCIDENTAL PET Common Stock 674599105 58,038 -528,025 -90.10 1,814 -88.37 0.0020
2021-05-14 2021-03-31 13F OCCIDENTAL PET Common Stock 674599105 586,063 586,063 15,600 0.0189
2020-11-13 2020-09-30 13F OCCIDENTAL PET Common Stock 674599105 0 -62 -100.00 0 -100.00
2020-08-13 2020-06-30 13F OCCIDENTAL PET Common Stock 674599105 62 0 0.00 1 0.0000
2020-05-14 2020-03-31 13F OCCIDENTAL PET Common Stock 674599105 62 -20,657 -99.70 0 -100.00
2020-02-13 2019-12-31 13F OCCIDENTAL PET Common Stock 674599105 20,719 -610,144 -96.72 853 -96.96 0.0012
2019-11-14 2019-09-30 13F OCCIDENTAL PET Common Stock 674599105 630,863 44,804 7.64 28,054 -4.79 0.0461
2019-08-14 2019-06-30 13F OCCIDENTAL PET Common Stock 674599105 586,059 -459,345 -43.94 29,466 -57.42 0.0478
2019-08-28 2019-03-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,045,404 -37,538 -3.47 69,205 4.11 0.1132
2019-05-13 2019-03-31 13F OCCIDENTAL PET Common Stock 674599105 1,045,404 -30,454 69,205
2019-08-28 2018-12-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,082,942 410,195 60.97 66,470 20.25 0.1223
2019-02-13 2018-12-31 13F OCCIDENTAL PET Common Stock 674599105 1,075,858 412,076 66,035
2019-08-30 2018-09-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 672,747 5,821 0.87 55,278 -0.95 0.0894
2018-11-13 2018-09-30 13F OCCIDENTAL PET Common Stock 674599105 663,782 -3,144 54,542
2019-08-30 2018-06-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 666,926 60,865 10.04 55,807 41.76 0.0970
2018-08-13 2018-06-30 13F OCCIDENTAL PET Common Stock 674599105 658,832 52,771 55,130
2019-08-28 2018-03-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 606,061 47,192 8.44 39,368 -4.37 0.0672
2018-05-14 2018-03-31 13F OCCIDENTAL PET Common Stock 674599105 597,852 47,205 38,835
2019-08-28 2017-12-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 558,869 -77,372 -12.16 41,165 0.77 0.0704
2018-02-13 2017-12-31 13F OCCIDENTAL PET Common Stock 674599105 550,647 -85,594 40,560
2019-08-19 2017-09-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 636,241 -79,929 -11.16 40,852 -4.72 0.0739
2017-11-13 2017-09-30 13F OCCIDENTAL PET Common Stock 674599105 628,300 -82,226 40,343
2019-08-19 2017-06-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 716,170 49,886 7.49 42,875 1.56 0.0806
2017-08-11 2017-06-30 13F OCCIDENTAL PET Common Stock 674599105 710,526 44,242 42,538
2019-08-13 2017-03-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 666,284 -174,620 -20.77 42,215 -29.52 0.0797
2017-05-12 2017-03-31 13F OCCIDENTAL PET Common Stock 674599105 662,807 -174,783 41,995
2019-07-30 2016-12-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 840,904 -63,818 -7.05 59,896 -9.21 0.1222
2017-02-13 2016-12-31 13F OCCIDENTAL PET Common Stock 674599105 837,590 -54,663 59,661
2019-08-07 2016-09-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 904,722 -113,449 -11.14 65,970 -14.25 0.1311
2016-11-14 2016-09-30 13F OCCIDENTAL PET Common Stock 674599105 892,253 -107,580 65,062
2019-07-29 2016-06-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,018,171 -336,003 -24.81 76,931 -16.98 0.1623
2016-08-15 2016-06-30 13F OCCIDENTAL PET Common Stock 674599105 999,833 -354,341 75,546
2019-07-25 2016-03-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,354,174 -110,350 -7.53 92,663 -6.41 0.2021
2016-05-12 2016-03-31 13F OCCIDENTAL PET Common Stock 674599105 1,327,981 -136,543 90,872
2019-07-24 2015-12-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,464,524 124,676 9.31 99,014 11.72 0.2266
2016-02-12 2015-12-31 13F OCCIDENTAL PET Common Stock 674599105 1,444,613 104,765 97,668
2019-07-15 2015-09-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,339,848 -128,606 -8.76 88,630 -22.39 0.2119
2015-11-13 2015-09-30 13F OCCIDENTAL PET Common Stock 674599105 1,339,945 -128,509 88,636
2019-07-08 2015-06-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,468,454 -148,196 -9.17 114,200 -3.23 0.2394
2015-08-13 2015-06-30 13F OCCIDENTAL PET Common Stock 674599105 1,468,551 -148,099 114,207
2015-06-09 2015-03-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 1,616,650 -592,012 -26.80 118,015 -33.71 0.2544
2015-05-15 2015-03-31 13F OCCIDENTAL PET Common Stock 674599105 1,616,650 118,015
2019-08-29 2014-12-31 13F/A-3 OCCIDENTAL PET Common Stock 674599105 2,208,662 -364,677 -14.17 178,038 -28.04 0.3802
2015-05-20 2014-12-31 13F/A-1 OCCIDENTAL PET Common Stock 674599105 2,110,157 -98,505 170,099 0.3275
2015-06-09 2014-12-31 13F/A-2 OCCIDENTAL PET Common Stock 674599105 2,186,526 76,369 176,254 0.4022
2015-02-12 2014-12-31 13F OCCIDENTAL PET Common Stock 674599105 2,208,744 178,045
2014-11-07 2014-09-30 13F OCCIDENTAL PET Common Stock 674599105 2,573,339 -258,273 -9.12 247,425 -14.86 0.5313
2014-08-12 2014-06-30 13F OCCIDENTAL PET Common Stock 674599105 2,831,612 -43,450 -1.51 290,607 6.07 0.6074
2014-05-12 2014-03-31 13F OCCIDENTAL PET Common Stock 674599105 2,875,062 -241,982 -7.76 273,964 -7.58 0.6120
2014-02-14 2013-12-31 13F OCCIDENTAL PET Common Stock 674599105 3,117,044 -109,017 -3.38 296,429 -1.77 0.6580
2014-01-13 2013-09-30 13F/A-1 OCCIDENTAL PET Common Stock 674599105 3,226,061 -227,130 -6.58 301,765 -2.06 0.7160
2013-11-13 2013-09-30 13F OCCIDENTAL PET Common Stock 674599105 3,278,841 306,702
2013-08-13 2013-06-30 13F OCCIDENTAL PET Common Stock 674599105 3,453,191 3,453,191 308,127 0.7302
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.