Kosmos Energy Ltd.
KOS- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001509991
In the last 90 days, Kosmos Energy Ltd. insiders filed 0 open-market purchases and 4 sales; 268 institutions reported holding it in 13F filings for Q2 2026, worth $909.2M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Kosmos Energy Ltd. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 268
- +8 vs. Q1 2026
- Shares held
- 430.9M
- −2.80M (−0.6%) vs. Q1 2026
- Total value
- $909.1M
- −$298.0M (−24.7%) vs. Q1 2026
- New holders
- 50
- 119 more added
- Sold out
- 42
- 64 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting KOS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 268 | $909.2M |
| Q1 2026 | 263 | $1.21B |
| Q4 2025 | 210 | $310.8M |
| Q3 2025 | 236 | $663.3M |
| Q2 2025 | 227 | $714.8M |
| Q1 2025 | 253 | $991.4M |
| Q4 2024 | 271 | $1.49B |
| Q3 2024 | 270 | $1.80B |
| Q2 2024 | 268 | $2.48B |
| Q1 2024 | 244 | $2.75B |
| Q4 2023 | 246 | $2.97B |
| Q3 2023 | 226 | $3.53B |
| Q2 2023 | 239 | $2.53B |
| Q1 2023 | 234 | $3.67B |
| Q4 2022 | 239 | $2.56B |
| Q3 2022 | 232 | $2.07B |
| Q2 2022 | 232 | $2.44B |
| Q1 2022 | 200 | $2.84B |
| Q4 2021 | 172 | $1.30B |
| Q3 2021 | 161 | $943.6M |
| Q2 2021 | 172 | $1.12B |
| Q1 2021 | 138 | $1.01B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Kosmos Energy Ltd.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| IMC-Chicago, LLC | 565,717 | $1.19M | 0.01% | +56,844+11.2% | Added |
| Harbor Capital Advisors, Inc. | 669,796 | $1.41M | 0.10% | +16,376+2.5% | Added |
| Mackenzie Financial Corp | 675,000 | $1.42M | 0.00% | +675,000 | New |
| Raiffeisen Bank International AG | 700,000 | $1.46M | 0.02% | 00.0% | Unchanged |
| Rhumbline Advisers | 717,198 | $1.51M | 0.00% | +127,098+21.5% | Added |
| California State Teachers Retirement System | 727,804 | $1.54M | 0.00% | +63,887+9.6% | Added |
| Creative Planning | 739,780 | $1.56M | 0.00% | +225,625+43.9% | Added |
| Deutsche Bank AG | 764,362 | $1.61M | 0.00% | +332,225+76.9% | Added |
| Rafferty Asset Management, LLC | 785,365 | $1.66M | 0.00% | −562,365−41.7% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 808,335 | $1.71M | 0.00% | +808,335 | New |
| Alliancebernstein L.P. | 639,860 | $1.78M | 0.00% | +147,000+29.8% | Added |
| SG Americas Securities, LLC | 856,411 | $1.81M | 0.00% | +133,520+18.5% | Added |
| Plustick Management LLC | 900,000 | $1.90M | 0.80% | +900,000 | New |
| Gratia Capital, LLC | 963,678 | $2.03M | 2.34% | +243,878+33.9% | Added |
| First Sabrepoint Capital Management LP | 1,000,000 | $2.11M | 0.90% | 00.0% | Unchanged |
| SEI Investments Co | 1,000,238 | $2.11M | 0.00% | −515,754−34.0% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 1,032,986 | $2.18M | 0.03% | +42,098+4.2% | Added |
| Purpose Unlimited Inc. | 1,060,000 | $2.24M | 0.09% | +60,000+6.0% | Added |
| FMR LLC | 1,116,134 | $2.36M | 0.00% | +1,061,620+1,947.4% | Added |
| Man Group plc | 1,142,835 | $2.41M | 0.00% | +712,222+165.4% | Added |
| Swiss National Bank | 1,160,400 | $2.45M | 0.00% | +53,600+4.8% | Added |
| CenterBook Partners LP | 1,314,526 | $2.77M | 0.14% | +423,052+47.5% | Added |
| Squarepoint Ops LLC | 1,376,536 | $2.90M | 0.01% | +1,225,813+813.3% | Added |
| LPL Financial LLC | 1,377,423 | $2.91M | 0.00% | −26,936−1.9% | Reduced |
| LMR Partners LLP | 1,505,351 | $3.18M | 0.02% | +468,408+45.2% | Added |
| Gotham Asset Management, LLC | 1,590,570 | $3.36M | 0.01% | +1,444,950+992.3% | Added |
| Barclays PLC | 1,733,808 | $3.66M | 0.00% | +79,098+4.8% | Added |
| Bank of New York Mellon Corp | 1,854,622 | $3.91M | 0.00% | +347,235+23.0% | Added |
| Point72 Asset Management, L.P. | 1,977,722 | $4.17M | 0.01% | +13,124+0.7% | Added |
| Ballast Asset Management, LP | 2,008,153 | $4.24M | 1.69% | −19,906−1.0% | Reduced |
| Nomura Holdings Inc | 2,029,307 | $4.28M | 0.02% | −324,828−13.8% | Reduced |
| Wells Fargo & Company | 2,057,790 | $4.34M | 0.00% | +497,998+31.9% | Added |
| UBS Asset Management Americas Inc | 2,281,727 | $4.81M | 0.00% | −1,871,951−45.1% | Reduced |
| Algert Global LLC | 2,490,698 | $5.26M | 0.06% | +1,233,831+98.2% | Added |
| Russell Investments Group, Ltd. | 2,643,845 | $5.58M | 0.00% | −3,213,810−54.9% | Reduced |
| GeoSphere Capital Management, LLC | 2,813,788 | $5.94M | 3.08% | +775,000+38.0% | Added |
| Bank of America Corp | 2,932,515 | $6.19M | 0.00% | −2,608,505−47.1% | Reduced |
| Susquehanna International Group, LLP | 3,356,675 | $7.08M | 0.01% | +1,009,036+43.0% | Added |
| Vanguard Fiduciary Trust Co | 3,481,976 | $7.35M | 0.00% | +249,511+7.7% | Added |
| Vaughan Nelson Investment Management, L.P. | 4,008,525 | $8.46M | 0.07% | 00.0% | Unchanged |
| Ostrum Asset Management | 4,008,525 | $8.46M | 0.41% | 00.0% | Unchanged |
| First Trust Advisors LP | 4,013,283 | $8.47M | 0.00% | −3,680,965−47.8% | Reduced |
| AQR Capital Management LLC | 4,087,736 | $8.63M | 0.00% | +2,795,495+216.3% | Added |
| Boston Partners | 4,097,453 | $8.93M | 0.01% | −659,118−13.9% | Reduced |
| Bridgewater Associates, LP | 4,720,550 | $9.96M | 0.04% | +4,720,550 | New |
| Northern Trust Corp | 5,312,419 | $11.2M | 0.00% | +1,081,025+25.5% | Added |
| UBS Group AG | 6,079,462 | $12.8M | 0.00% | +1,267,372+26.3% | Added |
| Vanguard Capital Management LLC | 6,812,762 | $14.4M | 0.00% | +390,372+6.1% | Added |
| Renaissance Technologies LLC | 7,008,668 | $14.8M | 0.02% | +1,669,030+31.3% | Added |
| M&G Plc | 7,409,687 | $14.8M | 0.07% | +377,815+5.4% | Added |
| Nuveen, LLC | 7,330,487 | $15.5M | 0.00% | +4,015,843+121.2% | Added |
| Morgan Stanley | 7,360,428 | $15.5M | 0.00% | +1,523,351+26.1% | Added |
| Millennium Management LLC | 7,429,695 | $15.7M | 0.01% | −5,203,209−41.2% | Reduced |
| Davidson Kempner Capital Management LP | 8,000,323 | $16.9M | 0.27% | −419,663−5.0% | Reduced |
| American Century Companies Inc | 8,036,479 | $17.0M | 0.01% | +7,938,277+8,083.6% | Added |
| Goldman Sachs Group Inc | 8,531,947 | $18.0M | 0.00% | −729,749−7.9% | Reduced |
| Dimensional Fund Advisors LP | 9,582,883 | $20.2M | 0.00% | +2,499,808+35.3% | Added |
| Invesco Ltd. | 10,949,038 | $23.1M | 0.00% | −201,201−1.8% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 11,850,124 | $25.0M | 0.06% | −6,457,594−35.3% | Reduced |
| Vanguard Portfolio Management LLC | 12,000,418 | $25.3M | 0.00% | +3,381,315+39.2% | Added |
| Charles Schwab Investment Management Inc | 13,769,666 | $29.1M | 0.00% | −365,782−2.6% | Reduced |
| Geode Capital Management, LLC | 17,066,608 | $36.0M | 0.00% | +4,352,553+34.2% | Added |
| Hotchkis & Wiley Capital Management LLC | 18,844,781 | $39.8M | 0.12% | −1,206,820−6.0% | Reduced |
| Equinox Partners Investment Management LLC | 20,678,033 | $43.6M | 20.54% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 24,538,308 | $51.8M | 0.03% | +4,152,563+20.4% | Added |
| Two Sigma Investments, LP | 25,398,092 | $53.6M | 0.04% | +6,717,764+36.0% | Added |
| State Street Corp | 29,453,016 | $62.1M | 0.00% | +1,205,219+4.3% | Added |
| BlackRock, Inc. | 56,023,521 | $118.2M | 0.00% | +8,560,427+18.0% | Added |
| Monaco Asset Management SAM | 0 | $0 | 0.00% | −4,045,884−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −3,675,000−100.0% | Sold out |
| Covalis Capital LLP | 0 | $0 | 0.00% | −3,162,820−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −2,719,928−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −2,314,477−100.0% | Sold out |
| Nantahala Capital Management, LLC | 0 | $0 | 0.00% | −1,844,194−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −1,729,874−100.0% | Sold out |
| J. Goldman & Co LP | 0 | $0 | 0.00% | −1,443,749−100.0% | Sold out |
| Thomist Capital Management, LP | 0 | $0 | 0.00% | −927,209−100.0% | Sold out |
| Portolan Capital Management, LLC | 0 | $0 | 0.00% | −602,542−100.0% | Sold out |
| Aventail Capital Group, LP | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −487,200−100.0% | Sold out |
| Jupiter Asset Management Ltd | 0 | $0 | 0.00% | −261,059−100.0% | Sold out |
| Itau Unibanco Holding S.A. | 0 | $0 | 0.00% | −208,847−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −201,333−100.0% | Sold out |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Pale Fire Capital SE | 0 | $0 | 0.00% | −145,000−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −138,072−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −121,918−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −115,994−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −54,478−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −52,800−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −47,000−100.0% | Sold out |
| Sawgrass Asset Management LLC | 0 | $0 | 0.00% | −40,709−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −32,773−100.0% | Sold out |
| Inspirion Wealth Advisors, LLC | 0 | $0 | 0.00% | −27,828−100.0% | Sold out |
| Militia Capital Management LLC | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −21,649−100.0% | Sold out |
| Nomura Asset Management Co Ltd | 0 | $0 | 0.00% | −19,000−100.0% | Sold out |
| RMB Capital Management, LLC | 0 | $0 | 0.00% | −16,710−100.0% | Sold out |
| Abel Hall, LLC | 0 | $0 | 0.00% | −13,095−100.0% | Sold out |
| Integrated Wealth Concepts LLC | 0 | $0 | 0.00% | −11,987−100.0% | Sold out |