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 |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2026 | — |
| 11-K | Employee savings plan report | Jun 29, 2026 | Dec 31, 2025 |
| SD | Specialized disclosure (conflict minerals) | Sep 26, 2025 | — |
| 11-K | Employee savings plan report | Jun 27, 2025 | Dec 31, 2024 |
| SC TO-I/A | Filing | Apr 7, 2025 | — |
| SC TO-I/A | Filing | Apr 1, 2025 | — |
| SC TO-I | Form sc to-i | Mar 3, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 26, 2024 | — |
| 11-K | Employee savings plan report | Jun 25, 2024 | Dec 31, 2023 |
| UPLOAD | Letter from the SEC | May 21, 2024 | — |
| CORRESP | Letter to the SEC | May 9, 2024 | — |
| UPLOAD | Letter from the SEC | Apr 30, 2024 | — |
| PX14A6G | Filing | Apr 17, 2024 | — |
| 11-K | Employee savings plan report | Jun 27, 2023 | Dec 31, 2022 |
| PX14A6G | Notice of exempt solicitation | Apr 19, 2023 | — |
| 11-K | Employee savings plan report | Jun 28, 2022 | Dec 31, 2021 |
| PX14A6G | Filing | May 3, 2022 | — |
| PX14A6G | Filing | Apr 20, 2022 | — |
| PX14A6G | Notice of exempt solicitation | Apr 18, 2022 | — |
| 11-K | Employee savings plan report | Jun 28, 2021 | Dec 31, 2020 |
| PX14A6G | Notice of exempt solicitation | Apr 30, 2021 | — |
| PX14A6G | Notice of exempt solicitation | Apr 12, 2021 | — |
| CERT | Nyse certification | Jul 28, 2020 | — |
| 8-A12B | Filing | Jul 27, 2020 | — |
| UPLOAD | Letter from the SEC | Jul 24, 2020 | — |
| CORRESP | Letter to the SEC | Jul 1, 2020 | — |
| 11-K | Employee savings plan report | Jun 29, 2020 | Dec 31, 2019 |
| UPLOAD | Letter from the SEC | Jun 18, 2020 | — |
| CERT | Nyse certification filing | Mar 25, 2020 | — |
| 8-A12B | Filing | Mar 13, 2020 | — |
| DFAN14A | Filing | Mar 12, 2020 | — |
| DFAN14A | Filing | Feb 12, 2020 | — |
| UPLOAD | Letter from the SEC | Nov 12, 2019 | — |
| DFAN14A | Filing | Nov 8, 2019 | — |
| DFAN14A | Filing | Aug 29, 2019 | — |
| EFFECT | Filing | Aug 15, 2019 | — |
| DFAN14A | Filing | Aug 13, 2019 | — |
| CORRESP | Letter to the SEC | Aug 13, 2019 | — |
| UPLOAD | Letter from the SEC | Aug 9, 2019 | — |
| 425 | Current report | Aug 5, 2019 | — |
| 425 | Filing | Aug 5, 2019 | — |
| 425 | Filing | Aug 1, 2019 | — |
| 25-NSE | Delisting notice | Aug 1, 2019 | — |
| DFAN14A | Filing | Jul 25, 2019 | — |
| DFAN14A | Filing | Jul 22, 2019 | — |
| DEFC14A | Filing | Jul 22, 2019 | — |
| DEFC14A | Filing | Jul 18, 2019 | — |
| PRER14A | Filing | Jul 16, 2019 | — |
| PRRN14A | Filing | Jul 12, 2019 | — |
| EFFECT | Filing | Jul 11, 2019 | — |
| CORRESP | Letter to the SEC | Jul 10, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 9, 2019 | — |
| CORRESP | Letter to the SEC | Jul 5, 2019 | — |
| PRER14A | Filing | Jul 5, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 3, 2019 | — |
| CORRESP | Letter to the SEC | Jul 3, 2019 | — |
| PREC14A | Filing | Jul 2, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 2, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 2, 2019 | — |
| 11-K | Employee savings plan report | Jun 28, 2019 | Dec 31, 2018 |
| PREC14A | Filing | Jun 26, 2019 | — |
| 425 | Filing | Jun 4, 2019 | — |
| 425 | Filing | May 30, 2019 | — |
| 425 | Filing | May 29, 2019 | — |
| 425 | Filing | May 13, 2019 | — |
| 425 | Filing | May 10, 2019 | — |
| 425 | Current report | May 10, 2019 | — |
| 425 | Filing | May 9, 2019 | — |
| 425 | Filing | May 9, 2019 | — |
| 425 | Filing | May 9, 2019 | — |
| 425 | Filing | May 7, 2019 | — |
| 425 | Filing | May 6, 2019 | — |
| 425 | Form 425 | May 6, 2019 | — |
| 425 | Filing | May 6, 2019 | — |
| 425 | Filing | May 6, 2019 | — |
| 425 | Current report | May 6, 2019 | — |
| 425 | 8-k | May 6, 2019 | — |
| 425 | Current report | May 3, 2019 | — |
| 425 | Filing | Apr 30, 2019 | — |
| 425 | Filing | Apr 30, 2019 | — |
| 425 | Filing | Apr 26, 2019 | — |
| 425 | Filing | Apr 24, 2019 | — |
| 425 | Filing | Apr 24, 2019 | — |
| 425 | Filing | Apr 24, 2019 | — |
| 425 | Investor presentation | Apr 24, 2019 | — |
| 425 | Current report | Apr 24, 2019 | — |
| 11-K | Employee savings plan report | Jun 27, 2018 | Dec 31, 2017 |
| UPLOAD | Letter from the SEC | Sep 28, 2017 | — |
| CORRESP | Letter to the SEC | Sep 8, 2017 | — |
| UPLOAD | Letter from the SEC | Aug 28, 2017 | — |
| CORRESP | Letter to the SEC | Jun 30, 2017 | — |
| 11-K | Employee savings plan report | Jun 28, 2017 | Dec 31, 2016 |
| UPLOAD | Letter from the SEC | Jun 21, 2017 | — |
| PX14A6G | Filing | Apr 27, 2017 | — |
| PX14A6G | Filing | Apr 12, 2017 | — |
| NO ACT | Auto-generated paper document | Jan 30, 2017 | Jan 27, 2017 |
| NO ACT | Auto-generated paper document | Jan 18, 2017 | Jan 4, 2017 |
| UPLOAD | Letter from the SEC | Jul 5, 2016 | — |
| CORRESP | Letter to the SEC | Jun 30, 2016 | — |
| 11-K | Employee savings plan report | Jun 28, 2016 | Dec 31, 2015 |
| UPLOAD | Letter from the SEC | Jun 23, 2016 | — |
| PX14A6G | California public employees retirement system px14a6g 4-11-2016 (occidental petr | Apr 12, 2016 | — |
Showing 102 filings. 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
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
Other Crude Petroleum & Natural Gas companies
- Shell plc SHEL
- TotalEnergies SE TTE
- Petrobras - Petroleo Brasileiro SA PBR
- CANADIAN NATURAL RESOURCES Ltd CNQ
- Eni SPA E
- Eog Resources Inc EOG
- Cenovus Energy Inc. CVE
- Diamondback Energy, Inc. FANG
Source: SEC EDGAR filings. This is company-reported data, not investment advice.