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Who owns Kosmos Energy (KOS) stock

252 funds reported Kosmos Energy (KOS) shares in their latest 13F filings, worth $929M in all. The largest holder is BlackRock ($118M). Last quarter 156 funds added to their stakes and 100 cut them.

Largest holders of KOS (13F)Largest holders of KOS (13F)BlackRock$118MState Street$62.1MTwo Sigma Investments, LP$53.6MD. E. Shaw$51.8MEquinox Partners Investment Manag…$43.6MHotchkis & Wiley Capital Manageme…$39.8MGeode Capital Management, LLC$36.0MCharles Schwab Investment Managem…$29.1MVanguard Portfolio Management LLC$25.3MGrantham, Mayo, Van Otterloo & Co…$25.0M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock56,023,521$118Mincrease2026-06-30
State Street29,453,016$62.1Mincrease2026-06-30
Two Sigma Investments, LP25,398,092$53.6Mincrease2026-06-30
D. E. Shaw24,538,308$51.8Mincrease2026-06-30
Equinox Partners Investment Management LLC20,678,033$43.6Munchanged2026-06-30
Hotchkis & Wiley Capital Management LLC18,844,781$39.8Mdecrease2026-06-30
Geode Capital Management, LLC17,066,608$36.0Mincrease2026-06-30
Charles Schwab Investment Management13,769,666$29.1Mdecrease2026-06-30
Vanguard Portfolio Management LLC12,000,418$25.3Mincrease2026-06-30
Grantham, Mayo, Van Otterloo & Co. LLC11,850,124$25.0Mdecrease2026-06-30
Invesco10,949,038$23.1Mdecrease2026-06-30
Dimensional Fund Advisors LP9,582,883$20.2Mincrease2026-06-30
Goldman Sachs Group8,531,947$18.0Mdecrease2026-06-30
American Century Companies8,036,479$17.0Mincrease2026-06-30
Davidson Kempner Capital Management LP8,000,323$16.9Mdecrease2026-06-30

Kosmos Energy's latest quarter

Kosmos Energy, Q3 2026: revenue $410M (+32% year over year), operating margin -6.6%, net loss $43.0M, operating cash flow $164M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most KOS stock?

By the latest 13F filings: BlackRock ($118M); State Street ($62.1M); Two Sigma Investments, LP ($53.6M); D. E. Shaw ($51.8M); Equinox Partners Investment Management LLC ($43.6M).

What is the short interest in KOS?

34,201,611 shares were sold short at the 2026-10-15 settlement, 0.78% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.