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 $909.1M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Kosmos Energy Ltd. as of Dec 31, 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
- 210
- −20 vs. Q3 2025
- Shares held
- 341.6M
- −55.5M (−14.0%) vs. Q3 2025
- Total value
- $310.8M
- −$351.1M (−53.0%) vs. Q3 2025
- New holders
- 31
- 57 more added
- Sold out
- 51
- 89 more reduced
6 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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 | 268 | $909.1M |
| Q1 2026 | 263 | $1.21B |
| Q4 2025 | 210 | $310.8M |
| Q3 2025 | 236 | $662.7M |
| Q2 2025 | 227 | $714.3M |
| Q1 2025 | 253 | $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, Q4 2025
Shares, value and share of portfolio for each institution holding Kosmos Energy Ltd.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commonwealth Equity Services, LLC | 56,578 | $51.3K | 0.00% | −10,041−15.1% | Reduced |
| Public Employees Retirement Association of Colorado | 65,370 | $59.0K | 0.00% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 65,850 | $59.8K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 67,013 | $60.8K | 0.00% | +20,390+43.7% | Added |
| Numerai GP LLC | 76,556 | $69.5K | 0.01% | +76,556 | New |
| Amundi | 78,489 | $71.2K | 0.00% | +78,489 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 79,598 | $72.2K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 79,871 | $72.5K | 0.01% | −33,419−29.5% | Reduced |
| Lazard Asset Management LLC | 81,147 | $73.6K | 0.00% | −2,379,852−96.7% | Reduced |
| SFMG, LLC | 83,480 | $75.8K | 0.01% | −10,000−10.7% | Reduced |
| DRW Securities, LLC | 86,665 | $78.6K | 0.01% | +86,665 | New |
| ProShare Advisors LLC | 86,720 | $78.7K | 0.00% | +5,583+6.9% | Added |
| Voya Investment Management LLC | 88,707 | $80.5K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 97,080 | $88.1K | 0.00% | −56,737−36.9% | Reduced |
| Blair William & Co | 100,000 | $90.7K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 121,523 | $110.0K | 0.00% | +66,218+119.7% | Added |
| State Board of Administration of Florida Retirement System | 130,370 | $118.3K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 130,933 | $118.8K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 131,964 | $119.7K | 0.00% | −9,484−6.7% | Reduced |
| Simplex Trading, LLC | 139,947 | $126.9K | 0.00% | −241,014−63.3% | Reduced |
| GF Fund Management Co. Ltd. | 143,809 | $130.5K | 0.00% | +14,151+10.9% | Added |
| Brevan Howard Capital Management LP | 145,695 | $132.2K | 0.00% | −3,733−2.5% | Reduced |
| Adage Capital Partners GP, L.L.C. | 150,000 | $136.1K | 0.00% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 150,000 | $136.1K | 0.00% | +150,000 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 153,669 | $139.4K | 0.00% | +33,520+27.9% | Added |
| Man Group plc | 154,146 | $139.9K | 0.00% | +154,146 | New |
| Banco Santander, S.A. | 154,524 | $140.2K | 0.00% | −7,396−4.6% | Reduced |
| Mercer Global Advisors Inc | 173,998 | $157.9K | 0.00% | −2,330−1.3% | Reduced |
| Ellevest, Inc. | 174,902 | $158.7K | 0.02% | +115,969+196.8% | Added |
| Moors & Cabot, Inc. | 183,950 | $166.9K | 0.01% | −27,500−13.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 192,424 | $174.6K | 0.00% | +169,250+730.3% | Added |
| KLP Kapitalforvaltning AS | 196,400 | $178.2K | 0.00% | +71,000+56.6% | Added |
| Aristides Capital LLC | 197,200 | $178.9K | 0.06% | +197,200 | New |
| Atria Investments LLC | 198,721 | $180.3K | 0.00% | +17,069+9.4% | Added |
| Gallagher Fiduciary Advisors, LLC | 198,721 | $180.3K | 0.01% | +24,409+14.0% | Added |
| Alpine Global Management, LLC | 206,729 | $187.6K | 0.04% | +206,729 | New |
| Janus Henderson Group PLC | 211,288 | $190.5K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 221,621 | $201.1K | 0.00% | −11,385−4.9% | Reduced |
| Intech Investment Management LLC | 222,515 | $201.9K | 0.00% | −14,472−6.1% | Reduced |
| MetLife Investment Management | 227,033 | $206.0K | 0.00% | −28,685−11.2% | Reduced |
| Atom Investors LP | 231,275 | $209.9K | 0.02% | +231,275 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 233,578 | $211.9K | 0.00% | +10,726+4.8% | Added |
| Harbor Capital Advisors, Inc. | 245,034 | $222.0K | 0.02% | +21,895+9.8% | Added |
| Stifel Financial Corp | 247,649 | $224.7K | 0.00% | −79,980−24.4% | Reduced |
| Cloverfields Capital Group, LP | 271,878 | $246.7K | 0.08% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 276,252 | $250.7K | 0.00% | +104,400+60.7% | Added |
| Price T Rowe Associates Inc | 280,365 | $253.0K | 0.00% | −108,630−27.9% | Reduced |
| Creative Planning | 302,567 | $274.5K | 0.00% | −340,959−53.0% | Reduced |
| Ethic Inc. | 314,160 | $285.1K | 0.00% | +87,481+38.6% | Added |
| IMC-Chicago, LLC | 319,951 | $290.3K | 0.01% | −222,900−41.1% | Reduced |
| Deutsche Bank AG | 360,094 | $327.7K | 0.00% | −2,345−0.6% | Reduced |
| Legal & General Group Plc | 411,650 | $373.5K | 0.00% | −62,592−13.2% | Reduced |
| California State Teachers Retirement System | 435,939 | $395.6K | 0.00% | −451−0.1% | Reduced |
| Caxton Associates LLP | 485,633 | $440.7K | 0.01% | +485,633 | New |
| Dalton Investments LLC | 500,000 | $453.7K | 0.34% | +500,000 | New |
| Verition Fund Management LLC | 503,520 | $456.9K | 0.00% | −83,314−14.2% | Reduced |
| Alliancebernstein L.P. | 511,360 | $464.0K | 0.00% | +5,000+1.0% | Added |
| CWM Advisors, LLC | 523,933 | $475.4K | 0.04% | +249,626+91.0% | Added |
| AQR Capital Management LLC | 536,322 | $486.7K | 0.00% | +353,220+192.9% | Added |
| Rhumbline Advisers | 612,964 | $555.9K | 0.00% | −95,212−13.4% | Reduced |
| Point72 Asset Management, L.P. | 621,106 | $563.6K | 0.00% | +621,106 | New |
| Squarepoint Ops LLC | 629,342 | $571.1K | 0.00% | +236,623+60.3% | Added |
| Graham Capital Management, L.P. | 710,185 | $644.4K | 0.02% | +616,460+657.7% | Added |
| Citigroup Inc | 760,813 | $690.4K | 0.00% | +258,003+51.3% | Added |
| Rafferty Asset Management, LLC | 811,006 | $735.9K | 0.00% | +72,200+9.8% | Added |
| SEI Investments Co | 857,578 | $778.2K | 0.00% | +575,618+204.1% | Added |
| Raymond James Financial Inc | 883,899 | $802.0K | 0.00% | −92,778−9.5% | Reduced |
| Group One Trading, L.P. | 884,523 | $802.6K | 0.02% | −92,608−9.5% | Reduced |
| XTX Topco Ltd | 914,037 | $829.4K | 0.02% | +761,861+500.6% | Added |
| Ameriprise Financial Inc | 927,512 | $841.6K | 0.00% | −1,300,231−58.4% | Reduced |
| Swiss National Bank | 942,900 | $855.6K | 0.00% | +16,200+1.7% | Added |
| Raiffeisen Bank International AG | 1,000,000 | $907.7K | 0.01% | 00.0% | Unchanged |
| Nomura Holdings Inc | 1,026,002 | $931.0K | 0.00% | −848,671−45.3% | Reduced |
| Nuveen, LLC | 1,358,080 | $1.23M | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 1,525,035 | $1.38M | 0.00% | −815,256−34.8% | Reduced |
| Renaissance Technologies LLC | 1,647,838 | $1.50M | 0.00% | +1,347,585+448.8% | Added |
| Wells Fargo & Company | 1,727,540 | $1.57M | 0.00% | −1,170,048−40.4% | Reduced |
| Ballast Asset Management, LP | 1,820,744 | $1.65M | 0.78% | +269,714+17.4% | Added |
| Two Sigma Advisers, LP | 1,834,222 | $1.66M | 0.00% | +1,137,100+163.1% | Added |
| Invesco Ltd. | 1,870,906 | $1.70M | 0.00% | −8,032,187−81.1% | Reduced |
| JPMorgan Chase & Co | 2,013,116 | $1.83M | 0.00% | +1,697,458+537.8% | Added |
| Barclays PLC | 2,048,284 | $1.86M | 0.00% | −13,628−0.7% | Reduced |
| Nantahala Capital Management, LLC | 2,344,194 | $2.13M | 0.13% | +627,601+36.6% | Added |
| Susquehanna International Group, LLP | 2,456,451 | $2.23M | 0.00% | +426,131+21.0% | Added |
| Northern Trust Corp | 3,670,893 | $3.33M | 0.00% | −463,518−11.2% | Reduced |
| Bank of America Corp | 3,851,220 | $3.49M | 0.00% | −7,477,685−66.0% | Reduced |
| Two Sigma Investments, LP | 3,855,467 | $3.50M | 0.01% | +2,130,152+123.5% | Added |
| UBS Asset Management Americas Inc | 3,893,350 | $3.53M | 0.00% | +317,608+8.9% | Added |
| Vaughan Nelson Investment Management, L.P. | 4,008,525 | $3.64M | 0.04% | 00.0% | Unchanged |
| Ostrum Asset Management | 4,008,525 | $3.64M | 0.17% | 00.0% | Unchanged |
| Morgan Stanley | 4,709,209 | $4.27M | 0.00% | −1,541,395−24.7% | Reduced |
| Citadel Advisors LLC | 5,556,252 | $5.04M | 0.00% | −1,069,269−16.1% | Reduced |
| Dimensional Fund Advisors LP | 5,878,286 | $5.33M | 0.00% | −1,733,012−22.8% | Reduced |
| Russell Investments Group, Ltd. | 5,885,653 | $5.34M | 0.01% | −354,073−5.7% | Reduced |
| D. E. Shaw & Co., Inc. | 5,965,703 | $5.41M | 0.00% | +4,044,309+210.5% | Added |
| UBS Group AG | 6,138,033 | $5.57M | 0.00% | −1,187,319−16.2% | Reduced |
| Goldman Sachs Group Inc | 6,766,857 | $6.14M | 0.00% | +4,308,275+175.2% | Added |
| First Trust Advisors LP | 7,048,196 | $6.40M | 0.00% | +2,825,517+66.9% | Added |
| Jane Street Group, LLC | 9,269,753 | $8.41M | 0.01% | +7,527,058+431.9% | Added |
| M&G Plc | 8,736,923 | $8.74M | 0.04% | +758,779+9.5% | Added |