Kosmos Energy SEC Filings
NYSE: KOSEnergyOil & Gas ProductionUSD
2.64-0.05 (-1.86%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Kosmos Energy filing overview
This page lists 60 recent SEC filings by Kosmos Energy (KOS), including 26 4, 17 8-K, 9 SCHEDULE 13G/A, 4 10-Q. The latest annual report (10-K) was filed on Mar 2, 2026 for the period ending Dec 31, 2025. The most recent quarterly report (10-Q) was filed on Aug 3, 2026.
The latest current report (8-K), used to disclose material events such as earnings releases and executive changes, was filed on Sep 21, 2026. Form 10-K is the audited annual report, 10-Q the quarterly report, 8-K covers material events, and Form 4 reports insider transactions. All documents link directly to SEC EDGAR.
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KOS SEC filings
| Filed | Form | Description | Document |
|---|---|---|---|
| Sep 21, 2026 | 8-K | Regulation FD Disclosure | View on EDGAR |
| Sep 8, 2026 | 8-K | Regulation FD Disclosure | View on EDGAR |
| Aug 3, 2026 | 8-K | Results of Operations and Financial Condition; Regulation FD Disclosure | View on EDGAR |
| Aug 3, 2026 | 10-Q | Quarterly report | View on EDGAR |
| Jul 29, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Jul 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jun 22, 2026 | 8-K | Completion of Acquisition or Disposition of Assets | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 29, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| May 28, 2026 | 8-K | Submission of Matters to a Vote of Security Holders | View on EDGAR |
| May 5, 2026 | 8-K | Results of Operations and Financial Condition; Regulation FD Disclosure | View on EDGAR |
| May 5, 2026 | 10-Q | Quarterly report | View on EDGAR |
| May 1, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Apr 24, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Apr 16, 2026 | DEF 14A | Definitive proxy statement | View on EDGAR |
| Mar 12, 2026 | 8-K | Other Events | View on EDGAR |
| Mar 12, 2026 | 424B5 | Prospectus | View on EDGAR |
| Mar 12, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Mar 12, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Mar 12, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Mar 12, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Mar 10, 2026 | 424B3 | Prospectus | View on EDGAR |
| Mar 2, 2026 | 8-K | Completion of Acquisition or Disposition of Assets; Regulation FD Disclosure | View on EDGAR |
| Mar 2, 2026 | 10-K | Annual report | View on EDGAR |
| Feb 25, 2026 | 8-K | Entry into a Material Definitive Agreement; Regulation FD Disclosure | View on EDGAR |
| Feb 13, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Feb 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Feb 3, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jan 29, 2026 | 8-K | Regulation FD Disclosure | View on EDGAR |
| Jan 26, 2026 | 8-K | Regulation FD Disclosure | View on EDGAR |
| Jan 21, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Jan 12, 2026 | 8-K | Regulation FD Disclosure; Other Events | View on EDGAR |
| Jan 2, 2026 | 8-K | Regulation FD Disclosure | View on EDGAR |
| Nov 5, 2025 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Nov 4, 2025 | 10-Q | Quarterly report | View on EDGAR |
| Nov 3, 2025 | 8-K | Results of Operations and Financial Condition; Regulation FD Disclosure | View on EDGAR |
| Sep 30, 2025 | 8-K | Entry into a Material Definitive Agreement; Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement; Regulation FD Disclosure | View on EDGAR |
| Aug 22, 2025 | 8-K | Departure or Appointment of Directors or Officers; Compensatory Arrangements | View on EDGAR |
| Aug 14, 2025 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Aug 13, 2025 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Aug 4, 2025 | 8-K | Results of Operations and Financial Condition; Regulation FD Disclosure | View on EDGAR |
| Aug 4, 2025 | 10-Q | Quarterly report | View on EDGAR |
| Jul 15, 2025 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Jun 6, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jun 6, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jun 6, 2025 | 4 | Statement of changes in beneficial ownership | View on EDGAR |