Who Owns KOSMOS ENERGY LTD (KOS)? -- Institutional Holders (2026-06-30)
313 institutions reported holding $1.25B of KOSMOS ENERGY LTD (KOS) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($123.6M), D. E. Shaw & Co., Inc. ($87.8M), STATE STREET CORP ($67.6M), TWO SIGMA INVESTMENTS, LP ($64.9M), VANGUARD GROUP INC ($48.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | BlackRock, Inc. | $123.6M | 56.0M | Added |
| 2 | D. E. Shaw & Co., Inc. | $87.8M | 24.5M | Added |
| 3 | STATE STREET CORP | $67.6M | 29.5M | Added |
| 4 | TWO SIGMA INVESTMENTS, LP | $64.9M | 25.4M | Added |
| 5 | VANGUARD GROUP INC | $48.8M | 23.1M | Added |
| 6 | LMR Partners LLP | $46.6M | 1.5M | Added |
| 7 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | $45.6M | 2.3M | Added |
| 8 | Equinox Partners Investment Management LLC | $43.6M | 20.7M | Hold |
| 9 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $39.8M | 18.8M | Trimmed |
| 10 | FMR LLC | $37.8M | 1.1M | Added |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | $36.0M | 17.1M | Added |
| 12 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $30.1M | 0 | Trimmed |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $29.1M | 13.8M | Trimmed |
| 14 | Sixth Street Partners Management Company, L.P. | $29.1M | 13.8M | New |
| 15 | Grantham, Mayo, Van Otterloo & Co. LLC | $25.0M | 11.9M | Trimmed |
| 16 | Invesco Ltd. | $23.1M | 10.9M | Trimmed |
| 17 | Converium Capital Inc. | $21.4M | 0 | Hold |
| 18 | DIMENSIONAL FUND ADVISORS LP | $20.2M | 9.6M | Added |
| 19 | GOLDMAN SACHS GROUP INC | $18.0M | 8.5M | Trimmed |
| 20 | MILLENNIUM MANAGEMENT LLC | $17.0M | 7.4M | Trimmed |
| 21 | AMERICAN CENTURY COMPANIES INC | $17.0M | 8.0M | Added |
| 22 | Davidson Kempner Capital Management LP | $16.9M | 8.0M | Trimmed |
| 23 | MORGAN STANLEY | $15.5M | 7.4M | Added |
| 24 | Nuveen, LLC | $15.5M | 7.3M | Added |
| 25 | M&G PLC | $14.8M | 7.4M | Added |
Source: SEC Form 13F filings · as of 2026-06-30