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, Q3 2025
Institutional positions in Kosmos Energy Ltd. as of Sep 30, 2025. 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
- 238
- +9 vs. Q2 2025
- Shares held
- 397.6M
- −16.7M (−4.0%) vs. Q2 2025
- Total value
- $662.7M
- −$51.6M (−7.2%) vs. Q2 2025
- New holders
- 31
- 80 more added
- Sold out
- 22
- 79 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding Kosmos Energy Ltd.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 68,910,135 | $114.4M | 0.00% | +683,580+1.0% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 34,780,967 | $57.7M | 0.16% | −2,039,300−5.5% | Reduced |
| American Century Companies Inc | 30,375,723 | $50.4M | 0.03% | −3,035,323−9.1% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 20,995,501 | $34.9M | 0.11% | −215,173−1.0% | Reduced |
| State Street Corp | 19,406,607 | $32.2M | 0.00% | +3,162,109+19.5% | Added |
| Equinox Partners Investment Management LLC | 17,780,480 | $29.5M | 15.93% | −891,000−4.8% | Reduced |
| Millennium Management LLC | 16,179,448 | $26.9M | 0.02% | +8,517,109+111.2% | Added |
| Vanguard Group Inc | 14,320,597 | $23.8M | 0.00% | +286,593+2.0% | Added |
| Bank of America Corp | 11,328,905 | $18.8M | 0.00% | +3,222,246+39.7% | Added |
| Geode Capital Management, LLC | 10,440,289 | $17.3M | 0.00% | −823,296−7.3% | Reduced |
| Charles Schwab Investment Management Inc | 10,082,657 | $16.7M | 0.00% | +1,399,816+16.1% | Added |
| Invesco Ltd. | 9,903,093 | $16.4M | 0.00% | +289,626+3.0% | Added |
| M&G Plc | 7,978,144 | $16.0M | 0.08% | +2,210,302+38.3% | Added |
| Dimensional Fund Advisors LP | 7,611,298 | $12.6M | 0.00% | −2,388,987−23.9% | Reduced |
| UBS Group AG | 7,325,352 | $12.2M | 0.00% | −812,148−10.0% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 6,750,611 | $11.2M | 0.03% | +161,762+2.5% | Added |
| Citadel Advisors LLC | 6,625,521 | $11.0M | 0.01% | −2,824,810−29.9% | Reduced |
| Morgan Stanley | 6,250,604 | $10.4M | 0.00% | −368,746−5.6% | Reduced |
| Russell Investments Group, Ltd. | 6,239,726 | $10.4M | 0.01% | −224,851−3.5% | Reduced |
| First Trust Advisors LP | 4,222,679 | $7.01M | 0.01% | +505,555+13.6% | Added |
| Northern Trust Corp | 4,134,411 | $6.86M | 0.00% | +45,830+1.1% | Added |
| Vaughan Nelson Investment Management, L.P. | 4,008,525 | $6.65M | 0.06% | 00.0% | Unchanged |
| Ostrum Asset Management | 4,008,525 | $6.65M | 0.30% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 3,575,742 | $5.94M | 0.00% | −43,378−1.2% | Reduced |
| Patient Capital Management, LLC | 3,314,653 | $5.50M | 0.22% | −16,025,064−82.9% | Reduced |
| FMR LLC | 3,311,847 | $5.50M | 0.00% | −112,189−3.3% | Reduced |
| Wells Fargo & Company | 2,897,588 | $4.81M | 0.00% | +273,772+10.4% | Added |
| First Eagle Investment Management, LLC | 2,747,831 | $4.56M | 0.01% | +698,740+34.1% | Added |
| Lazard Asset Management LLC | 2,460,999 | $4.09M | 0.01% | +99,560+4.2% | Added |
| Goldman Sachs Group Inc | 2,458,582 | $4.08M | 0.00% | −3,012,276−55.1% | Reduced |
| Bank of New York Mellon Corp | 2,340,291 | $3.88M | 0.00% | +74,501+3.3% | Added |
| Ameriprise Financial Inc | 2,227,743 | $3.70M | 0.00% | −389,391−14.9% | Reduced |
| Barclays PLC | 2,061,912 | $3.42M | 0.00% | −389,017−15.9% | Reduced |
| Susquehanna International Group, LLP | 2,030,320 | $3.37M | 0.00% | −31,765−1.5% | Reduced |
| D. E. Shaw & Co., Inc. | 1,921,394 | $3.19M | 0.00% | +1,464,678+320.7% | Added |
| Nomura Holdings Inc | 1,874,673 | $3.11M | 0.01% | +1,874,673 | New |
| Jane Street Group, LLC | 1,742,695 | $2.89M | 0.00% | +150,507+9.5% | Added |
| Two Sigma Investments, LP | 1,725,315 | $2.86M | 0.00% | +367,079+27.0% | Added |
| Nantahala Capital Management, LLC | 1,716,593 | $2.85M | 0.18% | 00.0% | Unchanged |
| Ballast Asset Management, LP | 1,551,030 | $2.57M | 1.17% | +186,643+13.7% | Added |
| Nuveen, LLC | 1,358,080 | $2.25M | 0.00% | +37,066+2.8% | Added |
| Raiffeisen Bank International AG | 1,000,000 | $1.67M | 0.02% | 00.0% | Unchanged |
| Group One Trading, L.P. | 977,131 | $1.62M | 0.05% | +51,403+5.6% | Added |
| Raymond James Financial Inc | 976,677 | $1.62M | 0.00% | +14,692+1.5% | Added |
| Van Eck Associates Corp | 964,671 | $1.60M | 0.00% | +582,223+152.2% | Added |
| Swiss National Bank | 926,700 | $1.54M | 0.00% | +12,500+1.4% | Added |
| Rafferty Asset Management, LLC | 738,806 | $1.23M | 0.00% | +212,970+40.5% | Added |
| Rhumbline Advisers | 708,176 | $1.18M | 0.00% | −10,778−1.5% | Reduced |
| Two Sigma Advisers, LP | 697,122 | $1.16M | 0.00% | +358,500+105.9% | Added |
| Fort Washington Investment Advisors Inc | 675,217 | $1.12M | 0.01% | 00.0% | Unchanged |
| Caption Management, LLC | 661,628 | $1.10M | 0.06% | +215,713+48.4% | Added |
| Graham Capital Wealth Management, LLC | 654,681 | $1.09M | 1.11% | −64,625−9.0% | Reduced |
| Creative Planning | 643,526 | $1.07M | 0.00% | −213,431−24.9% | Reduced |
| Verition Fund Management LLC | 586,834 | $974.1K | 0.01% | +215,263+57.9% | Added |
| Envestnet Asset Management Inc | 569,832 | $945.9K | 0.00% | +107,688+23.3% | Added |
| IMC-Chicago, LLC | 542,851 | $901.1K | 0.02% | +128,665+31.1% | Added |
| Alliancebernstein L.P. | 506,360 | $840.6K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 502,810 | $834.7K | 0.00% | −469,811−48.3% | Reduced |
| Legal & General Group Plc | 474,242 | $787.2K | 0.00% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 438,076 | $727.2K | 0.00% | −20,500−4.5% | Reduced |
| California State Teachers Retirement System | 436,390 | $724.4K | 0.00% | +220.0% | Added |
| Squarepoint Ops LLC | 392,719 | $651.9K | 0.00% | −2,828,292−87.8% | Reduced |
| Price T Rowe Associates Inc | 388,995 | $646.0K | 0.00% | −27,686−6.6% | Reduced |
| J. Safra Sarasin Holding AG | 387,556 | $643.3K | 0.01% | +208,074+115.9% | Added |
| Wolverine Trading, LLC | 379,551 | $633.9K | 0.01% | +121,273+47.0% | Added |
| Simplex Trading, LLC | 380,961 | $632.0K | 0.01% | −217,687−36.4% | Reduced |
| Deutsche Bank AG | 362,439 | $601.6K | 0.00% | −287,990−44.3% | Reduced |
| Stifel Financial Corp | 327,629 | $543.9K | 0.00% | +35,539+12.2% | Added |
| JPMorgan Chase & Co | 315,658 | $524.0K | 0.00% | −32,313−9.3% | Reduced |
| Renaissance Technologies LLC | 300,253 | $498.4K | 0.00% | +300,253 | New |
| SEI Investments Co | 281,960 | $468.1K | 0.00% | +74,666+36.0% | Added |
| CWM Advisors, LLC | 274,307 | $455.4K | 0.04% | +274,307 | New |
| Cloverfields Capital Group, LP | 271,878 | $451.3K | 0.14% | −150,000−35.6% | Reduced |
| Huber Capital Management LLC | 264,933 | $439.8K | 0.07% | −76,967−22.5% | Reduced |
| MetLife Investment Management | 255,718 | $424.5K | 0.00% | −16,913−6.2% | Reduced |
| Intech Investment Management LLC | 236,987 | $393.4K | 0.00% | +1,108+0.5% | Added |
| Manufacturers Life Insurance Company, The | 233,006 | $386.8K | 0.00% | −523−0.2% | Reduced |
| Ethic Inc. | 226,679 | $376.3K | 0.01% | −16,022−6.6% | Reduced |
| Harbor Capital Advisors, Inc. | 223,139 | $370.0K | 0.03% | −709,188−76.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 222,852 | $369.9K | 0.00% | −37,139−14.3% | Reduced |
| Moors & Cabot, Inc. | 211,450 | $351.0K | 0.02% | −1,000−0.5% | Reduced |
| Janus Henderson Group PLC | 211,288 | $349.7K | 0.00% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 202,262 | $335.0K | 0.00% | −183,362−47.5% | Reduced |
| AQR Capital Management LLC | 183,102 | $303.9K | 0.00% | −70,607−27.8% | Reduced |
| Atria Investments LLC | 181,652 | $301.5K | 0.00% | +181,652 | New |
| Mercer Global Advisors Inc | 176,328 | $292.7K | 0.00% | +3,101+1.8% | Added |
| Gallagher Fiduciary Advisors, LLC | 174,312 | $289.4K | 0.01% | +174,312 | New |
| New York State Common Retirement Fund | 171,852 | $285.3K | 0.00% | 00.0% | Unchanged |
| Banco Santander, S.A. | 161,920 | $268.8K | 0.00% | +113,812+236.6% | Added |
| BNP Paribas Arbitrage, SA | 153,817 | $255.3K | 0.00% | +486+0.3% | Added |
| XTX Topco Ltd | 152,176 | $252.6K | 0.01% | +57,497+60.7% | Added |
| Adage Capital Partners GP, L.L.C. | 150,000 | $249.0K | 0.00% | −150,000−50.0% | Reduced |
| Brevan Howard Capital Management LP | 149,428 | $248.1K | 0.00% | +68,852+85.4% | Added |
| Arizona State Retirement System | 141,448 | $234.8K | 0.00% | +1,977+1.4% | Added |
| Quadrature Capital Ltd | 139,390 | $230.7K | 0.00% | +87,763+170.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 130,933 | $217.3K | 0.00% | +30,357+30.2% | Added |
| State Board of Administration of Florida Retirement System | 130,370 | $216.4K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 129,658 | $215.2K | 0.00% | −16,664−11.4% | Reduced |
| Gotham Asset Management, LLC | 125,434 | $208.2K | 0.00% | −165,635−56.9% | Reduced |
| KLP Kapitalforvaltning AS | 125,400 | $208.2K | 0.00% | 00.0% | Unchanged |