Here are the 10-K annual reports from Kosmos Energy Ltd. (KOS) in our archive since June 2025, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A 10-K covers the audited annual report, with the full financial statements, so if you follow KOS and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full KOS filings page.
Kosmos Energy Ltd. reports a detailed annual update as a deepwater oil and gas producer with assets in Ghana, Equatorial Guinea, Mauritania, Senegal, and the Gulf of America. For 2025, total sales volumes were 22.4 MMBoe with revenue of $1,288,352 thousand and average realized oil price of $66.89 per barrel.
The company achieved first LNG from the Greater Tortue Ahmeyim project in early 2025, exporting 18.5 gross LNG cargos and one condensate cargo during the year, and the Gimi FLNG reached nameplate capacity around 3.0 million tonnes per annum in December. Proved reserves at year-end 2025 were 249 MMBoe, including 120 MMBbl of liquids and 770 Bcf of natural gas.
Kosmos extended its key Ghana licenses for the Jubilee and TEN fields to 2040, enabling additional drilling, and continued to develop Gulf of America discoveries such as Winterfell and Tiberius. Liquidity was approximately $342 million as of December 31, 2025, supported by an active hedging program and a focus on leverage reduction and ESG targets, including maintaining operated Scope 1 and 2 carbon neutrality and reducing Scope 1 equity emissions.