Sandridge Energy Inc SEC filings SD
Sandridge Energy Inc has 1,003 filings in SEC EDGAR's recent list, going back to Feb 8, 2013. Its latest annual report, Form ARS, was filed on Apr 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 4, 2026 | Nov 3, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 4 | Insider transaction | Sep 3, 2026 | Sep 1, 2026 |
| 144 | Notice of proposed sale | Aug 19, 2026 | — |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 5, 2026 | Aug 4, 2026 |
| 144 | Notice of proposed sale | Jul 23, 2026 | — |
| 144 | Notice of proposed sale | Jul 22, 2026 | — |
| 144 | Notice of proposed sale | Jul 17, 2026 | — |
| 144 | Notice of proposed sale | Jul 14, 2026 | — |
| 144 | Notice of proposed sale | Jul 13, 2026 | — |
| 144 | Notice of proposed sale | Jul 8, 2026 | — |
| 144 | Notice of proposed sale | Jul 7, 2026 | — |
| 144 | Notice of proposed sale | Jul 6, 2026 | — |
| 144 | Notice of proposed sale | Jul 1, 2026 | — |
| 144 | Notice of proposed sale | Jun 30, 2026 | — |
| 144 | Notice of proposed sale | Jun 29, 2026 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jun 29, 2026 | Jun 26, 2026 |
| 144 | Notice of proposed sale | Jun 26, 2026 | — |
| 144 | Notice of proposed sale | Jun 25, 2026 | — |
| 144 | Notice of proposed sale | Jun 24, 2026 | — |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Officer or director change, Shareholder vote results
|
Jun 16, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 3 | Initial insider ownership | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| 4 | Insider transaction | Jun 12, 2026 | Jun 10, 2026 |
| SD | Specialized disclosure (conflict minerals) | Jun 10, 2026 | — |
| 4 | Insider transaction | May 19, 2026 | May 17, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 17, 2026 |
| 4 | Insider transaction | May 19, 2026 | May 17, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Other events
|
May 6, 2026 | May 5, 2026 |
| ARS | Annual report to shareholders | Apr 27, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 27, 2026 | — |
| DEF 14A | Proxy statement | Apr 27, 2026 | Jun 10, 2026 |
| 8-K |
Current report
Officer or director change
|
Apr 21, 2026 | Apr 18, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 5, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 5, 2026 |
| 4 | Insider transaction | Apr 7, 2026 | Apr 5, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 27, 2026 | — |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 16, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 10-K | Annual report | Mar 5, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Mar 5, 2026 | Mar 3, 2026 |
| 4 | Insider transaction | Nov 17, 2025 | Nov 14, 2025 |
| 10-Q | Quarterly report | Nov 6, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 5, 2025 | Nov 4, 2025 |
| SD | Specialized disclosure (conflict minerals) | Sep 12, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 8, 2025 | Sep 8, 2025 |
| S-3D | Registration statement | Sep 5, 2025 | — |
| 4 | Insider transaction | Sep 2, 2025 | Sep 1, 2025 |
| 4 | Insider transaction | Sep 2, 2025 | Sep 1, 2025 |
| EFFECT | Filing | Aug 26, 2025 | — |
| POS AM | Post-effective amendment no. 1 to form s-3 | Aug 21, 2025 | — |
| 4 | Insider transaction | Aug 19, 2025 | Aug 18, 2025 |
| EFFECT | Filing | Aug 14, 2025 | — |
| S-3/A | Amendment no. 1 to form s-3 | Aug 13, 2025 | — |
| CORRESP | Letter to the SEC | Aug 12, 2025 | — |
| S-3/A | Amendment no. 1 to form s-3 | Aug 11, 2025 | — |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| UPLOAD | Letter from the SEC | Aug 6, 2025 | — |
| 8-K |
Current report
Results of operations, Other events
|
Aug 6, 2025 | Aug 5, 2025 |
| 4 | Insider transaction | Aug 5, 2025 | Aug 1, 2025 |
| 3 | Initial insider ownership | Aug 5, 2025 | Aug 1, 2025 |
| S-3 | Shelf registration | Aug 4, 2025 | — |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Jul 22, 2025 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
Jul 22, 2025 | Jul 18, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 16, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 17, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 17, 2025 |
| 4 | Insider transaction | May 19, 2025 | May 17, 2025 |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
May 7, 2025 | May 5, 2025 |
| ARS | Annual report to shareholders | Apr 28, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 28, 2025 | — |
| DEF 14A | Proxy statement | Apr 28, 2025 | Jun 11, 2025 |
| 4 | Insider transaction | Apr 7, 2025 | Apr 5, 2025 |
| 4 | Insider transaction | Apr 7, 2025 | Apr 5, 2025 |
| 4 | Insider transaction | Apr 7, 2025 | Apr 5, 2025 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 12, 2025 |
| 4 | Insider transaction | Mar 17, 2025 | Mar 12, 2025 |
| 144 | Notice of proposed sale | Mar 14, 2025 | — |
| 10-K | Annual report | Mar 11, 2025 | Dec 31, 2024 |
| 4 | Insider transaction | Mar 10, 2025 | Mar 6, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Mar 10, 2025 | Mar 7, 2025 |
| 4 | Insider transaction | Nov 18, 2024 | Nov 14, 2024 |
| 8-K/A | Amended current report | Nov 14, 2024 | Aug 30, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 8, 2024 | — |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 7, 2024 | Nov 5, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 4, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Oct 22, 2024 | — |
| 4 | Insider transaction | Oct 1, 2024 | Oct 1, 2024 |
| 3 | Initial insider ownership | Oct 1, 2024 | Oct 1, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 1, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Sep 24, 2024 | Sep 22, 2024 |
| 4 | Insider transaction | Sep 24, 2024 | Sep 22, 2024 |
| SD | Specialized disclosure (conflict minerals) | Sep 13, 2024 | — |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Regulation FD disclosure
|
Sep 3, 2024 | Aug 30, 2024 |
| 4 | Insider transaction | Aug 29, 2024 | Aug 27, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Aug 19, 2024 | — |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 7, 2024 | Aug 6, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jul 29, 2024 | Jul 29, 2024 |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Jun 14, 2024 | Jun 12, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 13, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 17, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 17, 2024 |
| 4 | Insider transaction | May 21, 2024 | May 17, 2024 |
| DEFA14A | Additional proxy material | May 10, 2024 | — |
| ARS | Annual report to shareholders | May 10, 2024 | Dec 31, 2023 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations, Other events
|
May 7, 2024 | May 2, 2024 |
| DEF 14A | Proxy statement | May 6, 2024 | Jun 12, 2024 |
| 10-K/A | Amended annual report | Apr 30, 2024 | Dec 31, 2023 |
| PRE 14A | Preliminary proxy statement | Apr 24, 2024 | Jun 12, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 4 | Insider transaction | Apr 9, 2024 | Apr 5, 2024 |
| 3 | Initial insider ownership | Apr 9, 2024 | Apr 1, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 3, 2024 | Apr 1, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Mar 28, 2024 |
| 4 | Insider transaction | Apr 1, 2024 | Mar 28, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 4 | Insider transaction | Mar 19, 2024 | Mar 15, 2024 |
| 10-K | Annual report | Mar 7, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Mar 6, 2024 | Mar 5, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| 4 | Insider transaction | Feb 28, 2024 | Feb 26, 2024 |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| 8-K |
Current report
Other events
|
Jan 16, 2024 | Jan 16, 2024 |
| 4 | Insider transaction | Nov 16, 2023 | Nov 14, 2023 |
| 10-Q | Quarterly report | Nov 7, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Nov 6, 2023 | Nov 2, 2023 |
| 3 | Initial insider ownership | Oct 5, 2023 | Sep 27, 2023 |
| 8-K |
Current report
Officer or director change
|
Sep 13, 2023 | Sep 7, 2023 |
| 4 | Insider transaction | Sep 8, 2023 | Sep 6, 2023 |
| 144 | Notice of proposed sale | Sep 6, 2023 | — |
| 4 | Insider transaction | Aug 29, 2023 | Aug 27, 2023 |
| 144 | Notice of proposed sale | Aug 25, 2023 | — |
| 4 | Insider transaction | Aug 15, 2023 | Aug 11, 2023 |
| 4 | Insider transaction | Aug 15, 2023 | Aug 11, 2023 |
| 144 | Notice of proposed sale | Aug 15, 2023 | — |
| 10-Q | Quarterly report | Aug 3, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Other events
|
Aug 2, 2023 | Aug 1, 2023 |
| 8-K |
Current report
Material agreement, Change to shareholder rights, Shareholder vote results
|
Jun 20, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 15, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 15, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 15, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 15, 2023 | Jun 14, 2023 |
| 4 | Insider transaction | Jun 15, 2023 | Jun 14, 2023 |
| 8-K |
Current report
Other events
|
May 15, 2023 | May 12, 2023 |
| 10-Q | Quarterly report | May 5, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations
|
May 4, 2023 | May 4, 2023 |
| ARS | Annual report to shareholders | Apr 28, 2023 | Dec 31, 2022 |
| DEF 14A | Proxy statement | Apr 28, 2023 | Jun 14, 2023 |
| 8-K |
Current report
Auditor change
|
Apr 27, 2023 | Apr 24, 2023 |
| 4 | Insider transaction | Apr 7, 2023 | Apr 5, 2023 |
| 4 | Insider transaction | Apr 7, 2023 | Apr 5, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 4 | Insider transaction | Mar 17, 2023 | Mar 15, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 15, 2023 | Mar 15, 2023 |
| 10-K | Annual report | Mar 15, 2023 | Dec 31, 2022 |
| 4 | Insider transaction | Feb 28, 2023 | Feb 26, 2023 |
| 4 | Insider transaction | Feb 28, 2023 | Feb 26, 2023 |
| 10-Q | Quarterly report | Nov 3, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations
|
Nov 2, 2022 | Nov 2, 2022 |
| 4 | Insider transaction | Oct 7, 2022 | Oct 5, 2022 |
| 3 | Initial insider ownership | Oct 7, 2022 | Oct 5, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 6, 2022 | Oct 5, 2022 |
| 4 | Insider transaction | Aug 30, 2022 | Aug 27, 2022 |
| EFFECT | Filing | Aug 17, 2022 | — |
| 4 | Insider transaction | Aug 15, 2022 | Aug 11, 2022 |
| 4 | Insider transaction | Aug 15, 2022 | Aug 11, 2022 |
| 4 | Insider transaction | Aug 15, 2022 | Aug 11, 2022 |
| 4 | Insider transaction | Aug 15, 2022 | Aug 11, 2022 |
| 4 | Insider transaction | Aug 15, 2022 | Aug 11, 2022 |
| 4 | Insider transaction | Aug 15, 2022 | Aug 11, 2022 |
| CORRESP | Letter to the SEC | Aug 15, 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
- SD (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Oklahoma City, OK
- SEC filer status
- Accelerated filer
- SEC CIK
- 1349436
- Former names
- RIATA ENERGY INC (until Dec 14, 2006)
Other Crude Petroleum & Natural Gas companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.