OXY Institutional Ownership
Top institutional (13F) holders of OXY and 5%+ (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
51
Institutional value
$35.69B
Top holder
BERKSHIRE HATHAWAY INC
Top holders
| Holder | Stake | Filed | Value |
|---|---|---|---|
| BERKSHIRE HATHAWAY INCholding company | 26.5% | Aug 14, 2026 | $12.87B |
| Dodge & Coxinvestment advisor | 7.3% | Aug 13, 2026 | $3.53B |
| BlackRock, Inc.holding company | 5.6% | Aug 7, 2026 | $2.71B |
| Vanguard Capital Managementinvestment advisor | 4.8% | Aug 13, 2026 | $2.34B |
| STATE STREET CORPORATIONholding company | 4.6% | Sep 22, 2026 | $2.25B |
| Vanguard Portfolio Managementinvestment advisor | 4.0% | Aug 13, 2026 | $1.92B |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | 2.0% | Nov 6, 2026 | $1.11B |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | 1.8% | Aug 14, 2026 | $888.56M |
| Bank of New York Mellon Corpholding company | 1.4% | Nov 5, 2026 | $787.08M |
| Invesco Ltd.holding company | 1.3% | Aug 14, 2026 | $619.02M |
| MORGAN STANLEYholding company | 1.2% | Aug 13, 2026 | $594.5M |
| Dimensional Fund Advisors LPinvestment advisor | 1.1% | Nov 4, 2026 | $582.55M |
| AQR CAPITAL MANAGEMENT LLCinvestment advisor | 1.1% | Aug 14, 2026 | $557.25M |
| CITADEL ADVISORS LLCinvestment advisor | 1.1% | Sep 1, 2026 | $544.17M |
| JANE STREET GROUP, LLCholding company | 0.9% | Aug 14, 2026 | $450.26M |
| BANK OF AMERICA CORP /DE/holding company | 0.7% | Aug 14, 2026 | $326.91M |
| NORTHERN TRUST CORPinvestment advisor | 0.7% | Aug 13, 2026 | $316.8M |
| Point72 Asset Management, L.P.investment advisor | 0.6% | Aug 14, 2026 | $303.91M |
| UBS Group AGbank | 0.6% | Aug 13, 2026 | $298.05M |
| GOLDMAN SACHS GROUP INCinvestment advisor | 0.6% | Aug 14, 2026 | $284.23M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | 0.6% | Aug 14, 2026 | $279.78M |
| D. E. Shaw & Co., Inc.investment advisor | 0.4% | Aug 14, 2026 | $207.64M |
| FMR LLCinvestment advisor | 0.4% | Aug 13, 2026 | $180.75M |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | 0.4% | Aug 14, 2026 | $176.9M |
| MILLENNIUM MANAGEMENT LLCinvestment advisor | 0.3% | Aug 14, 2026 | $166.42M |
5%+ holders
Current stakes of 5% or more from Schedule 13D and 13G filings. A joint filing shows once, under its lead filer.
| Holder | Form | Stake | Filed |
|---|---|---|---|
| BERKSHIRE HATHAWAY INCholding companywith National Indemnity Company and Warren E. Buffett | SC 13G/A | 32.7% | Aug 14, 2025 |
| Dodge & Coxinvestment advisor | SC 13G/A | 7.5% | May 14, 2026 |
| Vanguard Capital Managementinvestment advisor | SC 13G | 5.5% | Apr 30, 2026 |
| BlackRock, Inc.holding company | SC 13G | 5.2% | Jul 29, 2026 |
Institutional ownership for companies related to OXY
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.