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 |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | Jun 10, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 12, 2025 | — |
| EFFECT | Filing | Aug 26, 2025 | — |
| EFFECT | Filing | Aug 14, 2025 | — |
| CORRESP | Letter to the SEC | Aug 12, 2025 | — |
| UPLOAD | Letter from the SEC | Aug 6, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 13, 2024 | — |
| EFFECT | Filing | Aug 17, 2022 | — |
| CORRESP | Letter to the SEC | Aug 15, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 10, 2022 | — |
| UPLOAD | Letter from the SEC | Jul 26, 2022 | — |
| CORRESP | Letter to the SEC | Jul 14, 2022 | — |
| UPLOAD | Letter from the SEC | Jun 30, 2022 | — |
| EFFECT | Filing | Mar 18, 2021 | — |
| CERT | Nyse certification | Jul 6, 2020 | — |
| 8-A12B | Filing | Jul 2, 2020 | — |
| DEFR14A | Filing | May 1, 2020 | — |
| EFFECT | Filing | Aug 1, 2019 | — |
| CORRESP | Letter to the SEC | Jul 30, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 30, 2019 | — |
| DFAN14A | Filing | Jun 18, 2018 | — |
| DFAN14A | Filing | Jun 18, 2018 | — |
| DFAN14A | Filing | Jun 15, 2018 | — |
| DFAN14A | Filing | Jun 14, 2018 | — |
| DFAN14A | Filing | Jun 11, 2018 | — |
| DFAN14A | Filing | Jun 7, 2018 | — |
| DFAN14A | Filing | Jun 6, 2018 | — |
| DFAN14A | Filing | Jun 6, 2018 | — |
| DFAN14A | Filing | Jun 4, 2018 | — |
| DFAN14A | Filing | May 31, 2018 | — |
| DFAN14A | Filing | May 25, 2018 | — |
| DFAN14A | Filing | May 23, 2018 | — |
| DFAN14A | Filing | May 18, 2018 | — |
| DFAN14A | Filing | May 15, 2018 | — |
| DEFR14A | Definitive revised proxy soliciting materials | May 15, 2018 | — |
| DEFC14A | Filing | May 11, 2018 | — |
| DFAN14A | Filing | May 11, 2018 | — |
| PRRN14A | Filing | May 11, 2018 | — |
| DEFC14A | Definitive proxy statement in connection with contested solicitations | May 10, 2018 | — |
| PRER14A | Preliminary revised proxy soliciting materials | May 4, 2018 | — |
| PRRN14A | Filing | May 4, 2018 | — |
| UPLOAD | Letter from the SEC | May 1, 2018 | — |
| PREC14A | Filing | Apr 24, 2018 | — |
| DFAN14A | Filing | Apr 23, 2018 | — |
| PREC14A | Preliminary proxy statement in connection with contested solicitations | Apr 20, 2018 | — |
| DFAN14A | Filing | Apr 16, 2018 | — |
| DFAN14A | Filing | Apr 4, 2018 | — |
| EFFECT | Filing | Mar 19, 2018 | — |
| POSASR | Filing | Feb 21, 2018 | — |
| 8-A12B/A | Filing | Jan 23, 2018 | — |
| RW | Filing | Jan 3, 2018 | — |
| PRRN14A | Filing | Dec 27, 2017 | — |
| DFAN14A | Filing | Dec 15, 2017 | — |
| PREC14A | Filing | Dec 15, 2017 | — |
| 425 | Filing | Dec 14, 2017 | — |
| 425 | Filing | Dec 13, 2017 | — |
| 425 | Filing | Dec 11, 2017 | — |
| 425 | Form 8-k | Dec 11, 2017 | — |
| 425 | Form 8-k | Dec 11, 2017 | — |
| 425 | Filing | Nov 27, 2017 | — |
| 8-A12B | Filing | Nov 27, 2017 | — |
| 425 | 8-k | Nov 27, 2017 | — |
| 425 | Filing | Nov 16, 2017 | — |
| 425 | Filing | Nov 15, 2017 | — |
| 425 | 8-k | Nov 15, 2017 | — |
| 425 | Filing | Nov 15, 2017 | — |
| 425 | 8-k | Nov 15, 2017 | — |
| 425 | Form 8-k | Nov 15, 2017 | — |
| 15-12B | Deregistration | Jun 23, 2017 | — |
| CERTNYS | Auto-generated paper document | Oct 4, 2016 | — |
| 8-A12B | Filing | Oct 4, 2016 | — |
| CORRESP | Letter to the SEC | Sep 29, 2016 | — |
| T-3/A | Filing | Sep 26, 2016 | — |
| NT 10-Q | Filing | Aug 10, 2016 | Jun 30, 2016 |
| T-3 | Form t-3 | Jul 18, 2016 | — |
| 11-K | Employee savings plan report | Jun 27, 2016 | Dec 31, 2015 |
| NT 10-Q | Filing | May 11, 2016 | Mar 31, 2016 |
| NT 10-K | Filing | Mar 16, 2016 | Dec 31, 2015 |
| 25-NSE | Delisting notice | Jan 26, 2016 | — |
| D | Filing | Oct 16, 2015 | — |
| D | Filing | Aug 27, 2015 | — |
| 11-K | Employee savings plan report | Jun 24, 2015 | Dec 31, 2014 |
| UPLOAD | Letter from the SEC | Jan 29, 2015 | — |
| CORRESP | Letter to the SEC | Jan 29, 2015 | — |
| CORRESP | Letter to the SEC | Nov 19, 2014 | — |
| NT 10-Q | Filing | Nov 12, 2014 | Sep 30, 2014 |
| CORRESP | Letter to the SEC | Sep 26, 2014 | — |
| CORRESP | Letter to the SEC | Aug 21, 2014 | — |
| UPLOAD | Letter from the SEC | Aug 15, 2014 | — |
| 11-K | Employee savings plan report | Jun 17, 2014 | Dec 31, 2013 |
| CORRESP | Letter to the SEC | Feb 19, 2014 | — |
| UPLOAD | Letter from the SEC | Feb 4, 2014 | — |
| CORRESP | Letter to the SEC | Dec 13, 2013 | — |
| UPLOAD | Letter from the SEC | Nov 14, 2013 | — |
| CORRESP | Letter to the SEC | Aug 21, 2013 | — |
| CORRESP | Letter to the SEC | Aug 9, 2013 | — |
| UPLOAD | Letter from the SEC | Jul 30, 2013 | — |
| 11-K | Employee savings plan report | Jun 14, 2013 | Dec 31, 2012 |
| 25-NSE | Delisting notice | May 3, 2013 | — |
| 8-A12B/A | Filing | Apr 30, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Mar 13, 2013 | — |
| DFAN14A | 13-0933 - sandridge energy, inc. | Mar 11, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Mar 6, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Mar 4, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Mar 1, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 22, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 22, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 20, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 19, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 13, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 8, 2013 | — |
| DFAN14A | Sandridge energy, inc. | Feb 8, 2013 | — |
Showing 112 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.
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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.