Kosmos Energy Ltd. (KOS) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for KOS. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 258 institutions reported holding KOS, with 430.6 million shares worth $908.5 million in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock | 56,023,521 | $118M | INCREASED |
| State Street | 29,453,016 | $62M | INCREASED |
| Two Sigma Investments | 25,398,092 | $54M | INCREASED |
| D. E. Shaw | 24,538,308 | $52M | INCREASED |
| Vanguard | 23,188,592 | $49M | INCREASED |
Full institutional holdings, insider history, and congressional trades for Kosmos Energy Ltd. on SentiSense.