Kosmos Energy Ltd (KOS)
Energy
Oil & Gas E&P
2.70 $
+5.1%
vs. previous close
Closing price · As of: 31. Jul 2026
Who owns Kosmos Energy Ltd (KOS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 96.3% of the shares are freely tradable; institutional investors hold 81.4%.
Ownership Structure
Institutional ownership
Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
81.4%
Insiders
Share of the stock held by the executives, founders and major shareholders of the company itself.
2.2%
Float
Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
96.3%
Short % of float
Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
5.4%
Shares Outstanding
Total number of shares issued. Price times share count gives market cap.
593Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.00 | 47,463,094 | +1.3 | 03/31/2026 |
| State Street Corp | 4.76 | 28,247,797 | +38.3 | 03/31/2026 |
| Mason Hill Asset Management Incet AL | 3.49 | 20,678,033 | +6.2 | 03/31/2026 |
| D. E. Shaw & Co LP | 3.44 | 20,385,745 | +241.7 | 03/31/2026 |
| Hotchkis & Wiley Capital Management LLC | 3.38 | 20,051,601 | -0.3 | 03/31/2026 |
| Two Sigma Investments LLC | 3.15 | 18,680,328 | +384.5 | 03/31/2026 |
| Grantham, Mayo, Van Otterloo & Co., LLC | 3.09 | 18,307,718 | -47.4 | 03/31/2026 |
| Vanguard Group Inc | 2.50 | 14,836,244 | +3.6 | 12/31/2025 |
| Charles Schwab Investment Management Inc | 2.38 | 14,135,448 | +17.3 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| SttStrtSPDRS&POil&GasExplor&ProdtnETF | 2.92 | 17,341,192 | +0.0 | 05/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.