Kosmos Energy Ownership | Who Owns Kosmos Energy?
Kosmos Energy Ownership Summary
Kosmos Energy is owned by 60.21% institutional investors, 2.19% insiders, and 37.61% retail investors. Blackrock is the largest institutional shareholder, holding 10.13% of KOS shares. Patient Opportunity C is the top mutual fund, with 3.14% of its assets in Kosmos Energy shares.
KOS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Kosmos Energy | 60.21% | 2.19% | 37.61% |
| Sector | Energy Stocks | 44.02% | 15.47% | 40.51% |
| Industry | Oil & Gas Exploration & Production Stocks | 47.40% | 15.66% | 36.94% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 47.42M | 10.13% | $262.71M |
| Blackrock funding, inc. /de | 47.46M | 9.92% | $131.95M |
| State street | 28.25M | 5.91% | $78.53M |
| Equinox partners investment management | 20.68M | 4.32% | $57.48M |
| D. e. shaw | 20.39M | 4.26% | $56.67M |
| Hotchkis & wiley capital management | 20.05M | 4.19% | $55.74M |
| Two sigma investments, lp | 18.68M | 3.91% | $51.93M |
| Grantham, mayo, van otterloo | 18.31M | 3.83% | $50.90M |
| Vanguard group | 14.84M | 3.10% | $13.46M |
| Charles schwab investment management | 14.14M | 2.96% | $39.30M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Equinox partners investment management | 20.68M | 23.42% | $57.48M |
| Oslo asset management as | 2.00M | 12.81% | $11.08M |
| Ballast asset management, lp | 2.03M | 2.51% | $5.64M |
| Geosphere capital management | 2.04M | 2.48% | $5.67M |
| Monaco asset management sam | 4.05M | 2.07% | $11.25M |
| Natixis investment managers | 4.01M | 1.06% | $13.71M |
| First sabrepoint capital management lp | 1.00M | 1.01% | $2.78M |
| Gratia capital | 719.80K | 0.88% | $2.00M |
| Thomist capital management, lp | 927.21K | 0.69% | $2.58M |
| Dalton investments | 250.00K | 0.67% | $695.00K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Two sigma investments, lp | 18.68M | 0.04% | 14.82M |
| D. e. shaw | 20.39M | 0.03% | 14.42M |
| Invesco | 11.15M | 0.00% | 9.28M |
| Davidson kempner capital management lp | 8.42M | 0.32% | 8.42M |
| State street | 28.25M | 0.00% | 7.82M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| William blair investment management | - | - | -17.17M |
| Grantham, mayo, van otterloo | 18.31M | 0.13% | -16.50M |
| American century companies | 98.20K | 0.00% | -11.20M |
| Encompass capital advisors | - | - | -10.45M |
| Natixis advisors | - | - | -5.69M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Davidson kempner capital management lp | 8.42M | 0.32% | 8.42M | $23.41M |
| Boston partners | 4.76M | 0.01% | 4.76M | $13.35M |
| Monaco asset management sam | 4.05M | 2.07% | 4.05M | $11.25M |
| Ghisallo capital management | 3.67M | 0.28% | 3.67M | $10.22M |
| Vanguard fiduciary trust | 3.23M | 0.00% | 3.23M | $8.99M |
Sold Out
| Holder | Change |
|---|---|
| Wealthspire advisors | -1.00 |
| Federated hermes | -2.00 |
| Jfs wealth advisors | -6.00 |
| Dinuzzo private wealth | -6.00 |
| Tfo-tdc | -7.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 214 | -1.38% | 287,975,938 | -15.71% | 60 | 1.18% | 135 | 51.69% | 46 | -47.13% |
| Dec 31, 2025 | 51 | -79.35% | 29,509,698 | -92.58% | 6 | 0.09% | 19 | -82.57% | 22 | -71.43% |
| Sep 30, 2025 | 81 | -66.11% | 58,747,572 | -85.88% | 12 | 0.16% | 33 | -70.27% | 25 | -67.11% |
| Jun 30, 2025 | 232 | -12.78% | 415,474,050 | -4.33% | 86 | 1.04% | 107 | -26.21% | 77 | 11.59% |
| Mar 31, 2025 | 263 | -5.40% | 434,150,441 | 0.21% | 91 | 1.08% | 144 | -5.88% | 69 | 1.47% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Patient Opportunity C | 15.00M | 3.14% | 1.00M |
| Cobas Selección C FI | 13.15M | 2.75% | 2.03M |
| SttStrtSPDRS&POil&GasExplor&ProdtnETF | 15.76M | 2.66% | -334.05K |
| iShares Russell 2000 ETF | 15.51M | 2.62% | 92.10K |
| Cobas Internacional C FI | 12.10M | 2.53% | 1.75M |
| GMO Resources Composite | 13.10M | 2.21% | -11.64M |
| GMO Resources III | 13.10M | 2.21% | -11.02M |
| American Century U.S. Small Cap Growth | 8.75M | 1.83% | -2.11M |
| American Century Small Cap Growth Inv | 8.75M | 1.83% | -2.11M |
| Invesco Small Cap Value A | 8.85M | 1.49% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jul 02, 2026 | INGLIS ANDREW G | Chairman and CEO | Sell | $176.17K |
| Jul 02, 2026 | Shah Nealesh D. | SVP and CFO | Sell | $94.26K |
| Jul 02, 2026 | Marion Josh R. | SVP and General Counsel | Sell | $51.19K |
| Jul 02, 2026 | Glass Ronald W. | VP & Chief Accounting Officer | Sell | $24.86K |
| May 27, 2026 | Grant John Douglas Kelso | - | Sell | $118.66K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 3 |
| 2026 Q1 | 4 | 8 |
| 2025 Q2 | - | 1 |
| 2025 Q1 | - | 14 |
| 2024 Q3 | - | - |
KOS Ownership FAQ
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