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Kosmos Energy Ltd.
KOS - CIK 0001509991
Market cap$1.77 B
Rank#2175
SEC filings1,096
Market capitalization of Kosmos Energy Ltd.
As of 2026-06-11, Kosmos Energy Ltd. (KOS) has a market capitalization of $1.77 B, making it the #2175 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-11 | $1.77 B |
| 2026-06-10 | $1.79 B |
| 2026-05-29 | $1.63 B |
| 2026-05-28 | $1.58 B |
| 2026-05-26 | $1.70 B |
| 2026-05-25 | $1.80 B |
| 2026-05-24 | $1.80 B |
| 2026-05-22 | $1.80 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is Kosmos Energy Ltd.'s market cap?
As of 2026-06-11, Kosmos Energy Ltd. (KOS) has a market capitalization of $1.77 B, making it the #2175 most valuable US-listed company.
Where does Kosmos Energy Ltd. rank by market cap?
Kosmos Energy Ltd. is the #2175 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.