Kosmos Energy Ltd. SEC filings KOS
Kosmos Energy Ltd. has 1,001 filings in SEC EDGAR's recent list, going back to Jan 31, 2013. Its latest annual report, Form ARS, was filed on Apr 16, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 2, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 2, 2026 (material agreement, new debt). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | Jun 22, 2026 | — |
| UPLOAD | Letter from the SEC | Jul 23, 2025 | — |
| CORRESP | Letter to the SEC | Jul 2, 2025 | — |
| UPLOAD | Letter from the SEC | Jun 24, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 13, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 5, 2024 | — |
| PX14A6G | Filing | May 10, 2024 | — |
| UPLOAD | Letter from the SEC | Jun 14, 2022 | — |
| CORRESP | Letter to the SEC | May 31, 2022 | — |
| UPLOAD | Letter from the SEC | May 20, 2022 | — |
| CORRESP | Letter to the SEC | May 10, 2022 | — |
| UPLOAD | Letter from the SEC | Apr 29, 2022 | — |
| UPLOAD | Letter from the SEC | Apr 12, 2021 | — |
| CORRESP | Letter to the SEC | Apr 8, 2021 | — |
| UPLOAD | Letter from the SEC | Apr 5, 2021 | — |
| UPLOAD | Letter from the SEC | Oct 29, 2019 | — |
| CORRESP | Letter to the SEC | Oct 9, 2019 | — |
| UPLOAD | Letter from the SEC | Oct 1, 2019 | — |
| POSASR | Form posasr | Sep 16, 2019 | — |
| CORRESP | Letter to the SEC | Aug 21, 2019 | — |
| UPLOAD | Letter from the SEC | Aug 12, 2019 | — |
| IRANNOTICE | Filing | Mar 1, 2019 | — |
| 8-K12G3 | Form 8-k12g3 | Dec 28, 2018 | Dec 28, 2018 |
| IRANNOTICE | Filing | Nov 5, 2018 | — |
| UPLOAD | Letter from the SEC | Oct 4, 2018 | — |
| CORRESP | Letter to the SEC | Sep 14, 2018 | — |
| UPLOAD | Letter from the SEC | Sep 11, 2018 | — |
| IRANNOTICE | Filing | Feb 26, 2018 | — |
| IRANNOTICE | Filing | Nov 6, 2017 | — |
| UPLOAD | Letter from the SEC | Nov 2, 2017 | — |
| CORRESP | Letter to the SEC | Oct 4, 2017 | — |
| UPLOAD | Letter from the SEC | Sep 27, 2017 | — |
| IRANNOTICE | Filing | Aug 7, 2017 | — |
| IRANNOTICE | Filing | May 8, 2017 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Feb 27, 2017 | — |
| IRANNOTICE | Filing | Nov 7, 2016 | — |
| UPLOAD | Letter from the SEC | Sep 15, 2016 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Aug 8, 2016 | — |
| CORRESP | Letter to the SEC | Aug 5, 2016 | — |
| UPLOAD | Letter from the SEC | Jul 29, 2016 | — |
| CORRESP | Letter to the SEC | Jun 30, 2016 | — |
| UPLOAD | Letter from the SEC | Jun 23, 2016 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | May 9, 2016 | — |
| IRANNOTICE | Filing | Feb 22, 2016 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Nov 2, 2015 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Aug 3, 2015 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | May 4, 2015 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Feb 23, 2015 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Nov 3, 2014 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Aug 4, 2014 | — |
| UPLOAD | Letter from the SEC | Jul 9, 2014 | — |
| CORRESP | Letter to the SEC | Jun 20, 2014 | — |
| UPLOAD | Letter from the SEC | Jun 12, 2014 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | May 5, 2014 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Feb 24, 2014 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Nov 5, 2013 | — |
| CT ORDER | Filing | Aug 26, 2013 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | Aug 21, 2013 | — |
| UPLOAD | Letter from the SEC | Jul 31, 2013 | — |
| CORRESP | Letter to the SEC | Jun 28, 2013 | — |
| UPLOAD | Letter from the SEC | Jun 14, 2013 | — |
| IRANNOTICE | Notice of iran-related disclosure filed pursuant to section 13(r)(3) of the exch | May 10, 2013 | — |
| UPLOAD | Letter from the SEC | Feb 11, 2013 | — |
Showing 63 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
- KOS (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Dallas, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1509991
Other Crude Petroleum & Natural Gas companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.