Kosmos Energy Ltd.
KOS- Exchange
- NYSE
- Industry
- Crude Petroleum & Natural Gas
- SEC CIK
- 0001509991
No open-market purchases or sales by Kosmos Energy Ltd. insiders were filed in the last 90 days; 269 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
Q3 2026 data is still coming in: 120 institutions have reported holding KOS so far. See Q3 2026
- Institutional holders
- 269
- +7 vs. Q1 2026
- Shares held
- 431.0M
- −2.93M (−0.7%) vs. Q1 2026
- Total value
- $909.2M
- −$298.3M (−24.7%) vs. Q1 2026
- New holders
- 50
- 119 more added
- Sold out
- 43
- 65 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 | 269 | $909.2M |
| Q1 2026 | 265 | $1.21B |
| Q4 2025 | 212 | $310.8M |
| Q3 2025 | 238 | $662.7M |
| Q2 2025 | 230 | $714.4M |
| Q1 2025 | 255 | $991.0M |
| Q4 2024 | 271 | $1.48B |
| Q3 2024 | 270 | $1.79B |
| Q2 2024 | 268 | $2.48B |
| Q1 2024 | 244 | $2.72B |
| Q4 2023 | 246 | $2.90B |
| Q3 2023 | 226 | $3.53B |
| Q2 2023 | 239 | $2.53B |
| Q1 2023 | 234 | $3.16B |
| Q4 2022 | 239 | $2.56B |
| Q3 2022 | 232 | $2.06B |
| Q2 2022 | 232 | $2.44B |
| Q1 2022 | 200 | $2.83B |
| 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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 56,023,521 | $118.2M | 0.00% | +8,560,427+18.0% | Added |
| State Street Corp | 29,453,016 | $62.1M | 0.00% | +1,205,219+4.3% | Added |
| Two Sigma Investments, LP | 25,398,092 | $53.6M | 0.04% | +6,717,764+36.0% | Added |
| D. E. Shaw & Co., Inc. | 24,538,308 | $51.8M | 0.03% | +4,152,563+20.4% | Added |
| Equinox Partners Investment Management LLC | 20,678,033 | $43.6M | 20.54% | 00.0% | Unchanged |
| Hotchkis & Wiley Capital Management LLC | 18,844,781 | $39.8M | 0.12% | −1,206,820−6.0% | Reduced |
| Geode Capital Management, LLC | 17,066,608 | $36.0M | 0.00% | +4,352,553+34.2% | Added |
| Charles Schwab Investment Management Inc | 13,769,666 | $29.1M | 0.00% | −365,782−2.6% | Reduced |
| Vanguard Portfolio Management LLC | 12,000,418 | $25.3M | 0.00% | +3,381,315+39.2% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 11,850,124 | $25.0M | 0.06% | −6,457,594−35.3% | Reduced |
| Invesco Ltd. | 10,949,038 | $23.1M | 0.00% | −201,201−1.8% | Reduced |
| Dimensional Fund Advisors LP | 9,582,883 | $20.2M | 0.00% | +2,499,808+35.3% | Added |
| Goldman Sachs Group Inc | 8,531,947 | $18.0M | 0.00% | −729,749−7.9% | Reduced |
| American Century Companies Inc | 8,036,479 | $17.0M | 0.01% | +7,938,277+8,083.6% | Added |
| Davidson Kempner Capital Management LP | 8,000,323 | $16.9M | 0.27% | −419,663−5.0% | Reduced |
| Millennium Management LLC | 7,429,695 | $15.7M | 0.01% | −5,203,209−41.2% | Reduced |
| Morgan Stanley | 7,360,428 | $15.5M | 0.00% | +1,523,351+26.1% | Added |
| Nuveen, LLC | 7,330,487 | $15.5M | 0.00% | +4,015,843+121.2% | Added |
| M&G Plc | 7,409,687 | $14.8M | 0.07% | +377,815+5.4% | Added |
| Renaissance Technologies LLC | 7,008,668 | $14.8M | 0.02% | +1,669,030+31.3% | Added |
| Vanguard Capital Management LLC | 6,812,762 | $14.4M | 0.00% | +390,372+6.1% | Added |
| UBS Group AG | 6,079,462 | $12.8M | 0.00% | +1,267,372+26.3% | Added |
| Northern Trust Corp | 5,312,419 | $11.2M | 0.00% | +1,081,025+25.5% | Added |
| Bridgewater Associates, LP | 4,720,550 | $9.96M | 0.04% | +4,720,550 | New |
| Boston Partners | 4,097,453 | $8.93M | 0.01% | −659,118−13.9% | Reduced |
| AQR Capital Management LLC | 4,087,736 | $8.63M | 0.00% | +2,795,495+216.3% | Added |
| First Trust Advisors LP | 4,013,283 | $8.47M | 0.00% | −3,680,965−47.8% | Reduced |
| 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 |
| Vanguard Fiduciary Trust Co | 3,481,976 | $7.35M | 0.00% | +249,511+7.7% | Added |
| Susquehanna International Group, LLP | 3,356,675 | $7.08M | 0.01% | +1,009,036+43.0% | Added |
| Bank of America Corp | 2,932,515 | $6.19M | 0.00% | −2,608,505−47.1% | Reduced |
| GeoSphere Capital Management, LLC | 2,813,788 | $5.94M | 3.08% | +775,000+38.0% | Added |
| Russell Investments Group, Ltd. | 2,643,845 | $5.58M | 0.00% | −3,213,810−54.9% | Reduced |
| Algert Global LLC | 2,490,698 | $5.26M | 0.06% | +1,233,831+98.2% | Added |
| UBS Asset Management Americas Inc | 2,281,727 | $4.81M | 0.00% | −1,871,951−45.1% | Reduced |
| Wells Fargo & Company | 2,057,790 | $4.34M | 0.00% | +497,998+31.9% | Added |
| Nomura Holdings Inc | 2,029,307 | $4.28M | 0.02% | −324,828−13.8% | Reduced |
| Ballast Asset Management, LP | 2,008,153 | $4.24M | 1.69% | −19,906−1.0% | Reduced |
| Point72 Asset Management, L.P. | 1,977,722 | $4.17M | 0.01% | +13,124+0.7% | Added |
| Bank of New York Mellon Corp | 1,854,622 | $3.91M | 0.00% | +347,235+23.0% | Added |
| Barclays PLC | 1,733,808 | $3.66M | 0.00% | +79,098+4.8% | Added |
| Gotham Asset Management, LLC | 1,590,570 | $3.36M | 0.01% | +1,444,950+992.3% | Added |
| LMR Partners LLP | 1,505,351 | $3.18M | 0.02% | +468,408+45.2% | Added |
| LPL Financial LLC | 1,377,423 | $2.91M | 0.00% | −26,936−1.9% | Reduced |
| Squarepoint Ops LLC | 1,376,536 | $2.90M | 0.01% | +1,225,813+813.3% | Added |
| CenterBook Partners LP | 1,314,526 | $2.77M | 0.14% | +423,052+47.5% | Added |
| Swiss National Bank | 1,160,400 | $2.45M | 0.00% | +53,600+4.8% | Added |
| Man Group plc | 1,142,835 | $2.41M | 0.00% | +712,222+165.4% | Added |
| FMR LLC | 1,116,134 | $2.36M | 0.00% | +1,061,620+1,947.4% | Added |
| Purpose Unlimited Inc. | 1,060,000 | $2.24M | 0.09% | +60,000+6.0% | Added |
| Susquehanna Portfolio Strategies, LLC | 1,032,986 | $2.18M | 0.03% | +42,098+4.2% | Added |
| SEI Investments Co | 1,000,238 | $2.11M | 0.00% | −515,754−34.0% | Reduced |
| First Sabrepoint Capital Management LP | 1,000,000 | $2.11M | 0.90% | 00.0% | Unchanged |
| Gratia Capital, LLC | 963,678 | $2.03M | 2.34% | +243,878+33.9% | Added |
| Plustick Management LLC | 900,000 | $1.90M | 0.80% | +900,000 | New |
| SG Americas Securities, LLC | 856,411 | $1.81M | 0.00% | +133,520+18.5% | Added |
| Alliancebernstein L.P. | 639,860 | $1.78M | 0.00% | +147,000+29.8% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 808,335 | $1.71M | 0.00% | +808,335 | New |
| Rafferty Asset Management, LLC | 785,365 | $1.66M | 0.00% | −562,365−41.7% | Reduced |
| Deutsche Bank AG | 764,362 | $1.61M | 0.00% | +332,225+76.9% | Added |
| Creative Planning | 739,780 | $1.56M | 0.00% | +225,625+43.9% | Added |
| California State Teachers Retirement System | 727,804 | $1.54M | 0.00% | +63,887+9.6% | Added |
| Rhumbline Advisers | 717,198 | $1.51M | 0.00% | +127,098+21.5% | Added |
| Raiffeisen Bank International AG | 700,000 | $1.46M | 0.02% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 675,000 | $1.42M | 0.00% | +675,000 | New |
| Harbor Capital Advisors, Inc. | 669,796 | $1.41M | 0.10% | +16,376+2.5% | Added |
| IMC-Chicago, LLC | 565,717 | $1.19M | 0.01% | +56,844+11.2% | Added |
| Boothbay Fund Management, LLC | 548,200 | $1.16M | 0.02% | −211,500−27.8% | Reduced |
| Banco Santander, S.A. | 525,378 | $1.11M | 0.01% | +400,842+321.9% | Added |
| Ameriprise Financial Inc | 522,847 | $1.10M | 0.00% | −177,179−25.3% | Reduced |
| Price T Rowe Associates Inc | 488,839 | $1.03M | 0.00% | +144,377+41.9% | Added |
| Moors & Cabot, Inc. | 458,950 | $968.4K | 0.04% | +20,000+4.6% | Added |
| Numerai GP LLC | 440,088 | $928.6K | 0.08% | +130,321+42.1% | Added |
| State of New Jersey Common Pension Fund D | 403,830 | $852.1K | 0.00% | +403,830 | New |
| Vanguard Asset Management, Ltd | 392,801 | $828.8K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 388,967 | $820.7K | 0.00% | +30,275+8.4% | Added |
| Citigroup Inc | 388,632 | $820.0K | 0.00% | −235,045−37.7% | Reduced |
| JPMorgan Chase & Co | 393,010 | $817.5K | 0.00% | −2,158,887−84.6% | Reduced |
| Mariner, LLC | 357,246 | $753.7K | 0.00% | +256,791+255.6% | Added |
| Legal & General Group Plc | 351,680 | $742.0K | 0.00% | +57,099+19.4% | Added |
| MetLife Investment Management | 348,509 | $735.4K | 0.00% | +110,362+46.3% | Added |
| Verdence Capital Advisors LLC | 344,279 | $726.4K | 0.04% | −7,853−2.2% | Reduced |
| Headlands Technologies LLC | 344,019 | $725.9K | 0.08% | +37,445+12.2% | Added |
| Ieq Capital, LLC | 341,681 | $720.9K | 0.00% | +295,812+644.9% | Added |
| Axq Capital, LP | 337,762 | $712.7K | 0.08% | +156,708+86.6% | Added |
| PEAK6 LLC | 335,034 | $706.9K | 0.02% | +237,389+243.1% | Added |
| CWM Advisors, LLC | 326,131 | $688.1K | 0.03% | +142,711+77.8% | Added |
| Brevan Howard Capital Management LP | 304,827 | $643.2K | 0.01% | +190,477+166.6% | Added |
| Mercer Global Advisors Inc | 293,522 | $619.3K | 0.00% | +90,023+44.2% | Added |
| Vanguard Global Advisers, LLC | 289,665 | $611.2K | 0.00% | +59,025+25.6% | Added |
| KLP Kapitalforvaltning AS | 259,600 | $547.8K | 0.00% | +22,200+9.4% | Added |
| Dalton Investments LLC | 250,000 | $527.5K | 0.48% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 245,681 | $518.4K | 0.00% | +173,276+239.3% | Added |
| Caxton Associates LLP | 243,214 | $513.2K | 0.01% | −585,625−70.7% | Reduced |
| Cloverfields Capital Group, LP | 241,789 | $510.2K | 0.15% | −30,089−11.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 226,708 | $478.4K | 0.00% | +147,110+184.8% | Added |
| Jupiter Topco LLC | 211,288 | $444.8K | 0.00% | +211,288 | New |
| Amundi | 204,319 | $431.1K | 0.00% | +49,388+31.9% | Added |
| Kiker Wealth Management, LLC | 202,013 | $426.2K | 0.17% | +202,013 | New |