Latest Period
Q1 2026
Security Snapshot
OCCIDENTAL PETROLEUM CORP /DE/ - Common Stock (OXY) Institutional Ownership
CUSIP: 674599105
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
1,286
Shares (Excl. Options)
801,410,179
Price
$65.00
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- Security type / class
- Equity / Common Stock
- Symbol
- OXY on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 801,410,179
- Total 13F value
- $52,075,707,141
- Portfolio coverage rank
- 0.03%
- Share change
- +36,513,878
- Value change
- +$2,615,348,288
- Number of holders
- 1,286
- Shares outstanding
- 987,807,627
- SEC-reported price per share
- $57.32
- Insider filing price
- $57.32
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- OXY - OCCIDENTAL PETROLEUM CORP /DE/ - Common Stock is tracked under CUSIP 674599105.
- 1286 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 1,107 to 1,286 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $31,408,819,691 to $52,075,707,141.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 1286 institutions filings for Q1 2026.
Security key
674599105
Latest holder period
Q1 2026
13F holders
1,286
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
OXY full holder history
OCCIDENTAL PETROLEUM CORP /DE/ SEC filings
OCCIDENTAL PETROLEUM CORP /DE/ company facts
OCCIDENTAL PETROLEUM CORP /DE/ insider transactions
OCCIDENTAL PETROLEUM CORP /DE/ 13D/G history
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 674599105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
OXY
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BERKSHIRE HATHAWAY INC | 33% | $16,155,399,721 | 348,853,373 | Warren E. Buffett | 30 Jun 2025 | |||
| DODGE & COX | 7.5% | -14% | $4,294,740,609 | -$589,540,408 | 74,085,572 | -12% | Dodge & Cox | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | 5.5% | $3,553,336,215 | 54,666,711 | Vanguard Capital Management | 31 Mar 2026 |
As of 31 Mar 2026, 1,286 institutional investors reported holding 801,410,179 shares of OCCIDENTAL PETROLEUM CORP /DE/ - Common Stock (OXY). This represents 81% of the company’s total 987,807,627 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
67%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Berkshire Hathaway Inc | 27% | 264,941,431 | 0% | 6.5% | $17,221,193,015 |
| Dodge & Cox | 7.5% | 74,085,572 | -6.8% | 2.6% | $4,815,562,180 |
| BlackRock, Inc. | 5.3% | 52,637,811 | +4% | 0.06% | $3,421,457,716 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.8% | 47,412,976 | 0% | 0.08% | $3,081,843,440 |
| STATE STREET CORP | 4.4% | 43,270,797 | +9.4% | 0.1% | $2,823,556,646 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.7% | 36,185,199 | 0% | 0.12% | $2,352,037,935 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 19,368,894 | +2.8% | 0.08% | $1,254,216,919 |
| GQG Partners LLC | 1.9% | 18,311,639 | 1.9% | $1,190,257,845 | |
| MORGAN STANLEY | 1.1% | 10,976,687 | -3.7% | 0.04% | $713,484,835 |
| H&H International Investment, LLC | 1% | 10,261,500 | -22% | 3.3% | $666,997,500 |
| DIMENSIONAL FUND ADVISORS LP | 1% | 10,014,092 | -5.6% | 0.14% | $651,049,181 |
| AQR CAPITAL MANAGEMENT LLC | 0.88% | 8,718,934 | +229% | 0.26% | $566,730,734 |
| Invesco Ltd. | 0.77% | 7,561,875 | +12% | 0.08% | $491,521,848 |
| BANK OF AMERICA CORP /DE/ | 0.68% | 6,707,201 | +7.8% | 0.03% | $435,968,063 |
| NORTHERN TRUST CORP | 0.66% | 6,496,660 | +0.09% | 0.06% | $422,282,900 |
| Bank of New York Mellon Corp | 0.58% | 5,761,082 | +45% | 0.07% | $374,470,373 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.57% | 5,635,341 | +4.5% | 0.06% | $366,297,165 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.49% | 4,872,439 | +23% | 0.07% | $316,708,535 |
| Pacer Advisors, Inc. | 0.47% | 4,689,357 | -8.9% | 0.87% | $304,808,000 |
| GOLDMAN SACHS GROUP INC | 0.47% | 4,645,133 | +4.3% | 0.04% | $301,933,609 |
| FMR LLC | 0.45% | 4,396,234 | +49% | 0.02% | $285,755,176 |
| VANGUARD FIDUCIARY TRUST CO | 0.41% | 4,061,367 | 0% | 0.07% | $263,988,855 |
| Legal & General Group Plc | 0.39% | 3,877,986 | -0.17% | 0.06% | $252,069,091 |
| BARCLAYS PLC | 0.39% | 3,803,322 | +50% | 0.09% | $247,215,930 |
| Scharf Investments, LLC | 0.36% | 3,583,864 | +22% | 7.2% | $232,951,455 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 801,410,179 | $52,075,707,141 | +$2,615,348,288 | $65.00 | 1,286 |
| 2025 Q4 | 763,654,521 | $31,408,819,691 | +$58,540,208 | $41.12 | 1,107 |
| 2025 Q3 | 760,703,411 | $35,938,280,484 | +$489,223,638 | $47.25 | 1,140 |
| 2025 Q2 | 750,189,545 | $31,524,668,784 | +$327,140,987 | $42.01 | 1,117 |
| 2025 Q1 | 741,996,905 | $36,610,076,456 | +$1,144,373,980 | $49.36 | 1,183 |
| 2024 Q4 | 718,044,109 | $35,492,508,346 | -$203,593,346 | $49.41 | 1,197 |
| 2024 Q3 | 720,045,602 | $37,129,217,397 | +$203,696,139 | $51.54 | 1,196 |
| 2024 Q2 | 713,174,261 | $44,955,119,018 | +$150,502,100 | $63.03 | 1,209 |
| 2024 Q1 | 711,552,346 | $46,245,911,136 | +$1,023,549,286 | $64.99 | 1,230 |
| 2023 Q4 | 694,853,646 | $41,491,946,886 | +$186,757,949 | $59.71 | 1,211 |
| 2023 Q3 | 691,060,885 | $44,840,794,657 | +$308,585,377 | $64.88 | 1,151 |
| 2023 Q2 | 686,174,422 | $40,362,846,433 | -$992,493,117 | $58.80 | 1,142 |
| 2023 Q1 | 701,532,407 | $43,810,502,981 | -$714,433,607 | $62.43 | 1,151 |
| 2022 Q4 | 714,065,587 | $44,988,450,281 | +$29,403,827 | $62.99 | 1,145 |
| 2022 Q3 | 714,233,584 | $43,936,005,372 | -$1,346,669,997 | $61.45 | 1,082 |
| 2022 Q2 | 734,180,411 | $43,228,373,376 | -$834,916,348 | $58.88 | 1,031 |
| 2022 Q1 | 753,125,105 | $42,740,895,629 | +$5,085,770,280 | $56.74 | 957 |
| 2021 Q4 | 692,030,549 | $20,074,807,389 | +$605,959,035 | $28.99 | 772 |
| 2021 Q3 | 669,861,368 | $19,816,557,681 | +$292,066,118 | $29.58 | 732 |
| 2021 Q2 | 659,711,609 | $20,628,599,251 | +$152,953,403 | $31.27 | 725 |
| 2021 Q1 | 657,023,583 | $17,476,724,433 | +$451,257,609 | $26.62 | 701 |
| 2020 Q4 | 641,754,911 | $11,118,745,568 | +$167,485,670 | $17.31 | 658 |
| 2020 Q3 | 622,371,376 | $6,230,112,462 | -$325,634,586 | $10.01 | 640 |
| 2020 Q2 | 640,009,810 | $11,703,241,817 | -$727,437,149 | $18.30 | 696 |
| 2020 Q1 | 692,152,267 | $8,055,534,102 | -$1,004,179,034 | $11.58 | 759 |