Occidental Petroleum Corp /DE/ SEC filings OXY
Occidental Petroleum Corp /DE/ has 1,002 filings in SEC EDGAR's recent list, going back to Mar 28, 2016. Its latest annual report, Form ARS, was filed on Mar 19, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 13, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Oct 2, 2026 | Sep 30, 2026 |
| 4 | Insider transaction | Sep 29, 2026 | Sep 25, 2026 |
| 4 | Insider transaction | Aug 4, 2026 | Aug 1, 2026 |
| 3 | Initial insider ownership | Aug 4, 2026 | Aug 1, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 29, 2026 | — |
| 4 | Insider transaction | Jun 24, 2026 | Jun 23, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| 4 | Insider transaction | Jun 3, 2026 | Jun 1, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2026 | — |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| 4 | Insider transaction | May 6, 2026 | May 4, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 30, 2026 | — |
| 4 | Insider transaction | Apr 16, 2026 | Apr 14, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Mar 3, 2026 | Feb 28, 2026 |
| 4 | Insider transaction | Feb 24, 2026 | Feb 23, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 20, 2026 | Feb 18, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| 4 | Insider transaction | Feb 5, 2026 | Feb 3, 2026 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Feb 5, 2026 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jan 21, 2026 | — |
| 4 | Insider transaction | Dec 17, 2025 | Dec 16, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 2, 2025 |
| 4 | Insider transaction | Oct 3, 2025 | Oct 1, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 4 | Insider transaction | May 9, 2025 | May 9, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| 4 | Insider transaction | May 7, 2025 | May 5, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 30, 2025 | — |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Apr 2, 2025 | Mar 31, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Mar 4, 2025 | Feb 28, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| 4 | Insider transaction | Feb 14, 2025 | Feb 12, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| 4 | Insider transaction | Feb 11, 2025 | Feb 7, 2025 |
| 4 | Insider transaction | Dec 19, 2024 | Dec 17, 2024 |
| 4 | Insider transaction | Oct 3, 2024 | Oct 2, 2024 |
| 4 | Insider transaction | Aug 16, 2024 | Aug 14, 2024 |
| 4 | Insider transaction | Aug 16, 2024 | Aug 14, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 14, 2024 | — |
| 4 | Insider transaction | Jun 17, 2024 | Jun 13, 2024 |
| 4 | Insider transaction | Jun 12, 2024 | Jun 10, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 5, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 20, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | May 7, 2024 | May 3, 2024 |
| 4 | Insider transaction | Mar 21, 2024 | Mar 19, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 29, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 4 | Insider transaction | Feb 23, 2024 | Feb 22, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 13, 2024 | — |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 9, 2024 | Feb 7, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 25, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 10, 2024 | — |
| 4 | Insider transaction | Dec 21, 2023 | Dec 19, 2023 |
| 4 | Insider transaction | Dec 13, 2023 | Dec 11, 2023 |
| 4 | Insider transaction | Oct 25, 2023 | Oct 23, 2023 |
| 4 | Insider transaction | Oct 4, 2023 | Oct 2, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Sep 12, 2023 |
| 4 | Insider transaction | Sep 14, 2023 | Sep 12, 2023 |
| SC 13D/A | Amended ownership over 5% (active) | Sep 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jul 7, 2023 | — |
| 4 | Insider transaction | Jun 28, 2023 | Jun 26, 2023 |
| 3 | Initial insider ownership | Jun 20, 2023 | Jun 8, 2023 |
| SC 13D | Ownership over 5% (active) | Jun 20, 2023 | — |
| 4 | Insider transaction | May 30, 2023 | May 25, 2023 |
| 4 | Insider transaction | May 18, 2023 | May 16, 2023 |
| 3/A | Form 3/a | May 17, 2023 | May 5, 2023 |
| 4 | Insider transaction | May 15, 2023 | May 11, 2023 |
| 3 | Initial insider ownership | May 15, 2023 | May 5, 2023 |
| 3 | Initial insider ownership | May 15, 2023 | May 5, 2023 |
| 3 | Initial insider ownership | May 15, 2023 | May 5, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | May 10, 2023 | May 8, 2023 |
| 4 | Insider transaction | Mar 27, 2023 | Mar 23, 2023 |
| 4 | Insider transaction | Mar 15, 2023 | Mar 13, 2023 |
| 4 | Insider transaction | Mar 7, 2023 | Mar 3, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Mar 1, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Mar 2, 2023 | Feb 28, 2023 |
| 4 | Insider transaction | Feb 22, 2023 | Feb 17, 2023 |
| 3 | Initial insider ownership | Feb 22, 2023 | Feb 16, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| 4 | Insider transaction | Feb 17, 2023 | Feb 15, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 8, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2023 | — |
| 4 | Insider transaction | Jan 20, 2023 | Jan 18, 2023 |
| 3 | Initial insider ownership | Jan 20, 2023 | Jan 17, 2023 |
| 4 | Insider transaction | Nov 3, 2022 | Nov 2, 2022 |
| 4 | Insider transaction | Oct 5, 2022 | Oct 3, 2022 |
| 3 | Initial insider ownership | Oct 5, 2022 | Oct 3, 2022 |
| 4 | Insider transaction | Sep 28, 2022 | Sep 26, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Sep 9, 2022 | — |
| 4 | Insider transaction | Aug 8, 2022 | Aug 4, 2022 |
| SC 13D/A | Amended ownership over 5% (active) | Jul 26, 2022 | — |
| 4 | Insider transaction | Jul 25, 2022 | Jul 21, 2022 |
| 4 | Insider transaction | Jul 25, 2022 | Jul 21, 2022 |
| 4/A | Form 4/a submission | Jul 19, 2022 | Jul 18, 2022 |
| 4 | Insider transaction | Jul 18, 2022 | Jul 14, 2022 |
| 4 | Insider transaction | Jul 13, 2022 | Jul 11, 2022 |
| 4 | Insider transaction | Jul 7, 2022 | Jul 5, 2022 |
| 4 | Insider transaction | Jul 1, 2022 | Jun 29, 2022 |
| 4 | Insider transaction | Jun 27, 2022 | Jun 23, 2022 |
| 4 | Insider transaction | Jun 22, 2022 | Jun 17, 2022 |
| 4 | Insider transaction | Jun 3, 2022 | Jun 1, 2022 |
| 4 | Insider transaction | May 31, 2022 | May 26, 2022 |
| 4 | Insider transaction | May 12, 2022 | May 10, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| 4 | Insider transaction | May 11, 2022 | May 9, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | May 6, 2022 | — |
| 4 | Insider transaction | May 4, 2022 | May 2, 2022 |
| 4 | Insider transaction | Mar 30, 2022 | Mar 28, 2022 |
| 4 | Insider transaction | Mar 24, 2022 | Mar 23, 2022 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Crude Petroleum & Natural Gas (SIC 1311)
- Listed as
- OXY (NYSE), OXY-WT (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Houston, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 797468
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.