What Kosmos Energy Ltd. told the SEC could break it.

Kosmos's revenues, earnings, cash flows and growth are highly dependent on crude-oil prices, which are historically very volatile: substantially all of its oil sales are indexed against Dated Brent and Heavy Louisiana Sweet (Dated Brent ranged $60.20–$83.06/Bbl in 2025), and a hypothetical 10% move in the commodity futures curve would change future pre-tax earnings by roughly $36.7 million — so a sustained oil-price decline would materially impair its results and capital program.

“Substantially all of our oil sales are indexed against Dated Brent and Heavy Louisiana Sweet. Oil prices during 2025 ranged between $60.20 and $83.06 per Bbl for Dated Brent, with Heavy Louisiana Sweet experiencing similar volatility during 2025.”

On February 24, 2026 Kosmos agreed to sell all of its participating interest in the Ceiba Field and Okume Complex production assets (Block G, offshore Equatorial Guinea) to a subsidiary of Panoro Energy ASA for $180.0 million upfront (subject to adjustments) plus up to $39.5 million of production-linked contingent consideration; while the deal has Equatorial Guinea government approval and only remains subject to certain conditions, the transaction reshapes Kosmos's producing-asset base and its proceeds/contingent payments carry completion and performance risk.

“On February 24, 2026, we entered into a Share Sale and Purchase Agreement with a subsidiary of Panoro Energy ASA for the sale of all of our participating interest in the Ceiba Field and Okume Complex production assets located in Block G offshore Equatorial Guinea for upfront cash consideration of $ 180.0 million”

Kosmos faces evolving and uncertain climate/GHG regulation: the U.S. EPA's final methane/VOC rule for oil and gas requires periodic leak inspections and repairs and imposes stringent venting/flaring restrictions, the EPA's IRA-mandated Waste Emissions Charge imposes fees on large methane emitters, and shifting federal policy (the January 2026 U.S. withdrawal from the Paris Agreement) adds uncertainty; compliance costs and numerous proposed climate rules could materially affect its operations and economics.

“the U.S. EPA announced its final rule regulating methane and volatile organic compounds emissions in the oil and gas industry which, among other things, requires periodic inspections to detect leaks (and subsequent repairs), places stringent restrictions on venting and flaring of methane”

Kosmos is a capital-intensive offshore producer carrying meaningful debt: its Senior Notes are jointly and severally guaranteed by subsidiaries owning its Gulf of America assets (and subordinated guarantees from entities borrowing under its Facility), and it has 3.125% Convertible Senior Notes maturing March 15, 2030; servicing, refinancing or converting this debt, alongside its reserve-based Facility, exposes it to interest-rate, refinancing and dilution risk, especially in a low oil-price environment.

“The Senior Notes are jointly and severally guaranteed on a senior, unsecured basis by certain subsidiaries owning the Company's Gulf of America assets, and on a subordinated, unsecured basis by entities that borrow under, or guarantee, our Facility.”