Kosmos Energy - 15 Year Stock Price History | KOS

Historical daily share price chart and data for Kosmos Energy since 2011 adjusted for splits and dividends. The latest closing stock price for Kosmos Energy as of September 18, 2026 is 2.73.
  • The all-time high Kosmos Energy stock closing price was 15.46 on October 27, 2011.
  • The Kosmos Energy 52-week high stock price is 3.34, which is 22.3% above the current share price.
  • The Kosmos Energy 52-week low stock price is 0.84, which is 69.2% below the current share price.
  • The average Kosmos Energy stock price for the last 52 weeks is 2.12.
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Kosmos Energy Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 2.4169 0.8928 3.2700 0.8928 2.7300 200.86%
2025 1.9735 3.7200 3.9000 0.8707 0.9074 -73.47%
2024 5.1173 6.7300 6.8700 2.7100 3.4200 -49.03%
2023 6.9804 5.9900 8.5500 5.4200 6.7100 5.50%
2022 6.1535 3.8200 8.4100 3.8200 6.3600 83.82%
2021 3.0124 2.3600 4.1800 1.8400 3.4600 47.23%
2020 2.1304 5.5541 6.5666 0.5300 2.3500 -58.06%
2019 5.8347 3.9334 7.3000 3.9334 5.6032 44.20%
2018 6.7352 6.6639 9.2702 3.4847 3.8857 -40.58%
2017 6.4831 6.9217 8.1437 5.3368 6.5398 -2.28%
2016 5.2366 5.0982 6.7307 3.3415 6.6925 34.81%
2015 7.3514 8.0959 9.3371 4.5158 4.9645 -38.02%
2014 9.6216 10.7023 10.7214 6.7689 8.0100 -24.96%
2013 10.4174 12.0675 12.4112 9.3084 10.6737 -9.47%
2012 11.1885 12.1344 14.0629 8.8693 11.7907 0.73%
Sector Industry Market Cap Revenue
Oils/Energy International E&P $1.626B $1.292B
Kosmos Energy Ltd. operates as an oil and gas exploration and production company focused on under-explored regions in Africa. Kosmos Energy Ltd. is based in Hamilton, Bermuda.
Stock Name Country Market Cap PE Ratio
Inpex (IPXHY) Japan $29.567B 10.47
Kunlun Energy (KLYCY) Hong Kong, SAR China $8.577B 0.00
Harbour Energy (HBRIY) United Kingdom $5.872B 0.00
Vermilion Energy (VET) Canada $1.913B 22.36
Beach Energy (BCHEY) Australia $1.437B 0.00
EnQuest (ENQUF) United Kingdom $0.700B 0.00
Vaalco Energy Inc (EGY) United States $0.637B 0.00
Tullow Oil (TUWOY) United Kingdom $0.397B 0.00
Capricorn Energy (CRNCY) United Kingdom $0.366B 0.00
Genel Energy (GEGYY) United Kingdom $0.243B 0.00
PANTHEON RESRCS (PTHRF) United Kingdom $0.188B 0.00
Pharos Energy (SOCLF) United Kingdom $0.152B 0.00