KOS
Kosmos Energy Ltd.
NYSE · Energy · Oil & Gas Exploration & Production · US
$2.73
−3.87%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$2.87
From 52W high−16.51%
Volume15.68M
Market cap$1.63B
P/E (TTM)—
P/S (TTM)1.0x
Div yield—
Key dataSep 18, 2026
Open
$2.87
From 52W high
−16.51%
Volume
15.68M
Market cap
$1.63B
ValuationView details →
P/E (Fwd)
6.6x
EV/EBITDA
20.6x
P/E (TTM)
—
RSI (14)
51.0
MomentumView details →
1D Return
−3.87%
YTD Return
+212.43%
SummaryUpdated Jun 1, 2026
Kosmos Energy Ltd. (NYSE:KOS) is a deep-water independent oil and gas exploration and production company founded in 2003 and headquartered in Dallas, Texas. The company went public in 2011 and has established itself as a focused player in Atlantic Margins exploration and production, with operations spanning West Africa, the Gulf of Mexico, and emerging liquefied natural gas (LNG) projects. Kosmos has built a portfolio of producing assets offshore Ghana, Equatorial Guinea, and the U.S. Gulf of Mexico, while developing significant gas resources offshore Mauritania and Senegal through its flagship Greater Tortue Ahmeyim (GTA) project.
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Latest newsMore news →
BP, Kosmos, PETROSEN and SMH are considering a phase two expansion of the Greater Tortue Ahmeyim LNG project, with capacity of 2.5 to 3.0 million tonnes per year, with decisions expected in 2026.15d agoShell and Kosmos Energy sanctioned the Trailblazer exploration well in the US Gulf of Mexico, targeting a prospect with about 200 MMboe, with drilling planned early next year.47d ago