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 |
|---|---|---|---|
| 10-Q | Quarterly report | Nov 2, 2026 | Sep 30, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 2, 2026 | Oct 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2026 | Nov 2, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 21, 2026 | Sep 18, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 8, 2026 | Sep 8, 2026 |
| 10-Q | Quarterly report | Aug 3, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 3, 2026 | Aug 3, 2026 |
| SD | Specialized disclosure (conflict minerals) | Jun 22, 2026 | — |
| 8-K |
Current report
Acquisition or sale of assets
|
Jun 22, 2026 | Jun 22, 2026 |
| S-8 | Employee stock plan registration | May 29, 2026 | — |
| 8-K |
Current report
Shareholder vote results
|
May 28, 2026 | May 28, 2026 |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 5, 2026 | May 5, 2026 |
| ARS | Annual report to shareholders | Apr 16, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 16, 2026 | — |
| DEF 14A | Proxy statement | Apr 16, 2026 | May 28, 2026 |
| 8-K |
Current report
Other events
|
Mar 12, 2026 | Mar 10, 2026 |
| 424B5 | Prospectus supplement | Mar 12, 2026 | — |
| 424B3 | Prospectus | Mar 10, 2026 | — |
| 10-K | Annual report | Mar 2, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Mar 2, 2026 | Mar 2, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Feb 25, 2026 | Feb 24, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 29, 2026 | Jan 29, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 26, 2026 | Jan 26, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 12, 2026 | Jan 12, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 2, 2026 | Jan 2, 2026 |
| 10-Q | Quarterly report | Nov 4, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Sep 30, 2025 | Sep 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Aug 22, 2025 | Aug 22, 2025 |
| 10-Q | Quarterly report | Aug 4, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 4, 2025 | Aug 4, 2025 |
| 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 | — |
| 8-K |
Current report
Shareholder vote results
|
Jun 5, 2025 | Jun 5, 2025 |
| 10-Q | Quarterly report | May 6, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 6, 2025 | May 6, 2025 |
| ARS | Annual report to shareholders | Apr 25, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 25, 2025 | — |
| DEF 14A | Proxy statement | Apr 25, 2025 | Jun 5, 2025 |
| 10-K | Annual report | Feb 24, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Feb 24, 2025 | Feb 24, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 29, 2024 | Nov 29, 2024 |
| 10-Q | Quarterly report | Nov 4, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Agreement ended
|
Oct 18, 2024 | Oct 18, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 8, 2024 | Oct 7, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Sep 24, 2024 | Sep 24, 2024 |
| 8-K |
Current report
Other events
|
Sep 10, 2024 | Sep 10, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 9, 2024 | Sep 9, 2024 |
| SD | Specialized disclosure (conflict minerals) | Sep 5, 2024 | — |
| 10-Q | Quarterly report | Aug 5, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 5, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Officer or director change
|
Jul 8, 2024 | Jul 5, 2024 |
| S-3ASR | Automatic shelf registration | Jun 20, 2024 | — |
| 8-K/A |
Amended current report
Shareholder vote results
|
Jun 10, 2024 | Jun 6, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Jun 7, 2024 | Jun 6, 2024 |
| PX14A6G | Filing | May 10, 2024 | — |
| 10-Q | Quarterly report | May 7, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 7, 2024 | May 7, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 29, 2024 | Apr 29, 2024 |
| ARS | Annual report to shareholders | Apr 25, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Apr 25, 2024 | — |
| DEF 14A | Proxy statement | Apr 25, 2024 | Jun 6, 2024 |
| 8-K |
Current report
Material agreement, New debt, Unregistered share sale
|
Mar 8, 2024 | Mar 8, 2024 |
| 8-K |
Current report
Other events
|
Mar 4, 2024 | Mar 4, 2024 |
| 10-K | Annual report | Feb 26, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 26, 2024 | Feb 26, 2024 |
| 10-Q | Quarterly report | Nov 6, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 6, 2023 | Nov 6, 2023 |
| 8-K |
Current report
Agreement ended
|
Sep 18, 2023 | Sep 15, 2023 |
| 10-Q | Quarterly report | Aug 7, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 7, 2023 | Aug 7, 2023 |
| 8-K |
Current report
Officer or director change
|
Jul 17, 2023 | Jul 12, 2023 |
| S-8 | Employee stock plan registration | Jun 9, 2023 | — |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 9, 2023 | Jun 8, 2023 |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 9, 2023 | May 9, 2023 |
| ARS | Annual report to shareholders | Apr 28, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Apr 28, 2023 | — |
| DEF 14A | Proxy statement | Apr 28, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Apr 26, 2023 | Apr 25, 2023 |
| 10-K | Annual report | Feb 28, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 27, 2023 | Feb 27, 2023 |
| 10-Q | Quarterly report | Nov 7, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 7, 2022 | Nov 7, 2022 |
| 10-Q | Quarterly report | Aug 8, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 8, 2022 | Aug 8, 2022 |
| UPLOAD | Letter from the SEC | Jun 14, 2022 | — |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2022 | Jun 9, 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 | — |
| 10-Q | Quarterly report | May 9, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 9, 2022 | May 9, 2022 |
| UPLOAD | Letter from the SEC | Apr 29, 2022 | — |
| DEFA14A | Additional proxy material | Apr 28, 2022 | — |
| DEF 14A | Proxy statement | Apr 28, 2022 | Jun 9, 2022 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Apr 1, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 15, 2022 | Mar 10, 2022 |
| 10-K | Annual report | Feb 28, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 28, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 21, 2021 | Dec 19, 2021 |
| 10-Q | Quarterly report | Nov 8, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 8, 2021 | Nov 8, 2021 |
| 8-K |
Current report
Material agreement, New debt, Other events
|
Oct 26, 2021 | Oct 26, 2021 |
| 8-K |
Current report
Other events
|
Oct 19, 2021 | Oct 14, 2021 |
| 8-K |
Current report
Other events
|
Oct 19, 2021 | Oct 19, 2021 |
| 8-K |
Current report
Other events
|
Oct 18, 2021 | Oct 15, 2021 |
| 424B5 | Prospectus supplement | Oct 15, 2021 | — |
| 424B3 | Prospectus | Oct 14, 2021 | — |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, New debt, Regulation FD disclosure, Other events
|
Oct 13, 2021 | Oct 13, 2021 |
| 10-Q | Quarterly report | Aug 9, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 9, 2021 | Aug 9, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 6, 2021 | Jul 6, 2021 |
| S-3ASR | Automatic shelf registration | Jun 21, 2021 | — |
| 8-K |
Current report
Shareholder vote results
|
Jun 11, 2021 | Jun 11, 2021 |
| 8-K |
Current report
Officer or director change
|
Jun 10, 2021 | Jun 9, 2021 |
| S-8 | Employee stock plan registration | Jun 9, 2021 | — |
| 10-Q | Quarterly report | May 10, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
May 10, 2021 | May 7, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 10, 2021 | May 10, 2021 |
| DEFA14A | Additional proxy material | Apr 28, 2021 | — |
| DEF 14A | Proxy statement | Apr 28, 2021 | Jun 9, 2021 |
| UPLOAD | Letter from the SEC | Apr 12, 2021 | — |
| CORRESP | Letter to the SEC | Apr 8, 2021 | — |
| UPLOAD | Letter from the SEC | Apr 5, 2021 | — |
| 8-K |
Current report
Material agreement, New debt
|
Mar 4, 2021 | Mar 4, 2021 |
| 8-K |
Current report
Other events
|
Feb 23, 2021 | Feb 23, 2021 |
| 10-K | Annual report | Feb 23, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 22, 2021 | Feb 22, 2021 |
| 8-K |
Current report
Officer or director change
|
Feb 3, 2021 | Feb 1, 2021 |
| 8-K |
Current report
Officer or director change
|
Jan 8, 2021 | Jan 4, 2021 |
| 10-Q | Quarterly report | Nov 9, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 9, 2020 | Nov 9, 2020 |
| 8-K |
Current report
Material agreement, Agreement ended, New debt
|
Oct 6, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Material agreement
|
Sep 14, 2020 | Sep 8, 2020 |
| 10-Q | Quarterly report | Aug 3, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 3, 2020 | Aug 3, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Jul 2, 2020 | Jun 26, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 15, 2020 | Jun 10, 2020 |
| DEFA14A | Additional proxy material | May 12, 2020 | — |
| 10-Q | Quarterly report | May 11, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 11, 2020 | May 11, 2020 |
| 8-K/A |
Amended current report
Officer or director change
|
May 11, 2020 | Feb 24, 2020 |
| DEFA14A | Additional proxy material | Apr 29, 2020 | — |
| DEF 14A | Proxy statement | Apr 29, 2020 | Jun 10, 2020 |
| 8-K |
Current report
Listing notice, Regulation FD disclosure
|
Apr 23, 2020 | Apr 20, 2020 |
| PRE 14A | Preliminary proxy statement | Apr 17, 2020 | Apr 16, 2020 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 28, 2020 | Feb 24, 2020 |
| 10-K | Annual report | Feb 25, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 24, 2020 | Feb 24, 2020 |
| 8-K |
Current report
Material agreement, Other events
|
Feb 18, 2020 | Feb 11, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 29, 2019 | Nov 25, 2019 |
| 8-K |
Current report
Officer or director change
|
Nov 14, 2019 | Nov 12, 2019 |
| 8-K |
Current report
Officer or director change
|
Nov 7, 2019 | Nov 6, 2019 |
| 10-Q | Quarterly report | Nov 4, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2019 | Nov 4, 2019 |
| UPLOAD | Letter from the SEC | Oct 29, 2019 | — |
| CORRESP | Letter to the SEC | Oct 9, 2019 | — |
| UPLOAD | Letter from the SEC | Oct 1, 2019 | — |
| 8-K |
Current report
Officer or director change
|
Sep 19, 2019 | Sep 18, 2019 |
| POSASR | Form posasr | Sep 16, 2019 | — |
| CORRESP | Letter to the SEC | Aug 21, 2019 | — |
| UPLOAD | Letter from the SEC | Aug 12, 2019 | — |
| 10-Q | Quarterly report | Aug 5, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 5, 2019 | Aug 5, 2019 |
| 8-K |
Current report
Officer or director change
|
Jul 19, 2019 | Jul 18, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Jun 5, 2019 | Jun 5, 2019 |
| 10-Q | Quarterly report | May 6, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 6, 2019 | May 6, 2019 |
| DEFA14A | Additional proxy material | Apr 23, 2019 | — |
| DEF 14A | Proxy statement | Apr 23, 2019 | Jun 5, 2019 |
| 8-K |
Current report
Material agreement, New debt
|
Apr 4, 2019 | Apr 4, 2019 |
| 8-K |
Current report
Other events
|
Mar 21, 2019 | Mar 21, 2019 |
| S-3ASR | Automatic shelf registration | Mar 14, 2019 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 14, 2019 | Mar 14, 2019 |
| 8-K/A |
Amended current report
Other events
|
Mar 13, 2019 | Aug 3, 2018 |
| IRANNOTICE | Filing | Mar 1, 2019 | — |
| 10-K | Annual report | Mar 1, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 25, 2019 | Feb 25, 2019 |
| 8-K |
Current report
Officer or director change
|
Feb 19, 2019 | Feb 15, 2019 |
| 8-K12G3 | Form 8-k12g3 | Dec 28, 2018 | Dec 28, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 18, 2018 | Dec 18, 2018 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Nov 30, 2018 | Nov 28, 2018 |
| 8-K |
Current report
Material agreement, Other events
|
Nov 29, 2018 | Nov 25, 2018 |
| 424B7 | Filing | Nov 28, 2018 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Nov 26, 2018 | Nov 26, 2018 |
| 424B7 | Filing | Nov 26, 2018 | — |
| FWP | Free writing prospectus | Nov 26, 2018 | — |
| S-8 | Employee stock plan registration | Nov 15, 2018 | — |
| IRANNOTICE | Filing | Nov 5, 2018 | — |
| 10-Q | Quarterly report | Nov 5, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 5, 2018 | Nov 5, 2018 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Oct 10, 2018 | Oct 10, 2018 |
| 8-K/A |
Amended current report
Other events
|
Oct 5, 2018 | Aug 3, 2018 |
| 8-K |
Current report
Officer or director change
|
Oct 5, 2018 | Oct 1, 2018 |
| UPLOAD | Letter from the SEC | Oct 4, 2018 | — |
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
- 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.