Company Analysis

Kosmos Energy Ltd. (KOS)

NYSE: KOS · Crude Petroleum & Natural Gas · Dallas, TX · filing with the SEC since 2011
Grade3.3
◀ Past 3.9● Present 3.6▶ Future 1.7

Filings

326 filings since 2017 beside 330 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 33 days after the quarter ended. The proxy statement was last filed Apr 16, 2026.

Filings a yearinsider forms included
8160603546846671
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 2 times in the last 36 months, the newest Aug 22, 2025.SEC letters: 3 in the last 36 months, the newest Jul 23, 2025.
Insider forms 330

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 10, 2026 SCHEDULE 13G Large holder notice
Nov 6, 2026 SCHEDULE 13G Large holder notice
Nov 2, 2026 10-Q Quarterly report Sep 30, 2026
Nov 2, 2026 8-K items 1.01, 2.03 Major agreement signed; New debt or obligation taken on · Current report Oct 30, 2026
Nov 2, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Sep 21, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report Sep 18, 2026
Sep 8, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Aug 3, 2026 10-Q Quarterly report Jun 30, 2026
Aug 3, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Jul 29, 2026 SCHEDULE 13G/A Large holder update, amended
Jun 22, 2026 SD Conflict minerals report
Jun 22, 2026 8-K items 2.01, 9.01 Purchase or sale of a business completed · Current report
May 29, 2026 S-8 Employee stock plan registration
May 28, 2026 8-K item 5.07 Shareholder vote · Current report
May 5, 2026 10-Q Quarterly report Mar 31, 2026
May 5, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
May 1, 2026 SCHEDULE 13G/A Large holder update, amended
Apr 24, 2026 SCHEDULE 13G/A Large holder update, amended
Apr 16, 2026 ARS Annual report to shareholders Dec 31, 2025
Apr 16, 2026 DEFA14A Extra proxy material
Apr 16, 2026 DEF 14A Proxy statement May 28, 2026
Mar 12, 2026 424B5 Shelf offering
Mar 12, 2026 8-K items 8.01, 9.01 Other event · Current report Mar 10, 2026
Mar 10, 2026 424B3 Shelf offering
Mar 2, 2026 10-K Annual report Dec 31, 2025
Mar 2, 2026 8-K items 2.01, 7.01, 9.01 Purchase or sale of a business completed; Investor disclosure (Regulation FD) · Current report
Feb 25, 2026 8-K items 1.01, 7.01, 9.01 Major agreement signed; Investor disclosure (Regulation FD) · Current report Feb 24, 2026
Feb 13, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 29, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Jan 26, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Jan 21, 2026 SCHEDULE 13G/A Large holder update, amended
Jan 12, 2026 8-K items 7.01, 8.01, 9.01 Investor disclosure (Regulation FD); Other event · Current report
Jan 2, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Nov 5, 2025 SCHEDULE 13G/A Large holder update, amended
Nov 4, 2025 10-Q Quarterly report Sep 30, 2025
Nov 3, 2025 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report
Sep 30, 2025 8-K items 1.01, 2.03, 7.01 Major agreement signed; New debt or obligation taken on; Investor disclosure (Regulation FD) · Current report Sep 24, 2025
Aug 22, 2025 8-K item 5.02 Officer or director change · Current report
Aug 14, 2025 SCHEDULE 13G/A Large holder update, amended
Aug 13, 2025 SCHEDULE 13G/A Large holder update, amended
40 of 326 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton KOS · research, not advice