Kosmos Energy Ownership | Who Owns Kosmos Energy?
Kosmos Energy Ownership Summary
Kosmos Energy is owned by 12.29% institutional investors, 2.11% insiders, and 85.60% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 14.41% of KOS shares. GMO Resources III is the top mutual fund, with 5.81% of its assets in Kosmos Energy shares.
KOS Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Kosmos Energy | 12.29% | 2.11% | 85.60% |
| Sector | Energy Stocks | 14085.81% | 13.99% | -13999.79% |
| Industry | Oil & Gas Exploration & Production Stocks | 53321.19% | 15.34% | -53236.53% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 68.91M | 14.41% | $114.39M |
| Blackrock | 47.42M | 10.13% | $262.71M |
| Grantham, mayo, van otterloo | 34.78M | 7.28% | $57.74B |
| American century companies | 30.38M | 6.35% | $50.42M |
| Hotchkis & wiley capital management | 21.00M | 4.39% | $34.85M |
| State street | 19.41M | 4.06% | $32.21M |
| Equinox partners investment management | 17.78M | 3.72% | $29.52M |
| Vanguard group | 14.32M | 3.00% | $23.77M |
| Geode capital management | 10.44M | 2.18% | $17.33M |
| Charles schwab investment management | 10.08M | 2.11% | $16.74M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Equinox partners investment management | 17.78M | 15.93% | $29.52M |
| Oslo asset management as | 2.00M | 12.81% | $11.08M |
| Ballast asset management, lp | 1.55M | 1.17% | $2.57M |
| Graham capital wealth management | 654.68K | 1.11% | $1.09M |
| Natixis investment managers | 4.01M | 1.06% | $13.71M |
| Ostrum asset management | 4.01M | 0.30% | $6.65M |
| Spx gestao de recursos ltda | 347.22K | 0.29% | $1.92M |
| Patient capital management | 3.31M | 0.22% | $5.50M |
| Grantham, mayo, van otterloo | 34.78M | 0.16% | $57.74B |
| Cloverfields capital group, lp | 271.88K | 0.14% | $451.32K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| State street | 19.41M | 0.00% | 3.16M |
| M&g | 7.98M | 0.08% | 2.21M |
| Bank of america corp /de/ | 5.74M | 0.00% | 1.43M |
| Charles schwab investment management | 10.08M | 0.00% | 1.40M |
| Millennium management | 2.67M | 0.00% | 1.17M |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| William blair investment management | - | - | -17.17M |
| Patient capital management | 3.31M | 0.22% | -16.03M |
| Encompass capital advisors | - | - | -10.45M |
| Natixis advisors | - | - | -5.69M |
| Blackrock | 47.42M | 0.01% | -4.62M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Spx gestao de recursos ltda | 347.22K | 0.29% | 347.22K | $1.92M |
| Renaissance | 300.25K | 0.00% | 300.25K | $498.42K |
| Inspire investing | 274.31K | 0.04% | 274.31K | $455.35K |
| Raymond james & associates | 263.65K | 0.00% | 263.65K | $1.46M |
| Atria investments | 181.65K | 0.00% | 181.65K | $301.54K |
Sold Out
| Holder | Change |
|---|---|
| Federated hermes | -2.00 |
| Jfs wealth advisors | -6.00 |
| Dinuzzo private wealth | -6.00 |
| Tfo-tdc | -7.00 |
| West branch capital | -9.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| Dec 31, 2024 | 253 | -9.96% | 412,189,474 | -7.20% | 87 | 0.99% | 136 | -7.48% | 64 | -16.88% |
| Sep 30, 2024 | 278 | - | 444,036,241 | -0.38% | 94 | 1.05% | 147 | -8.13% | 76 | 15.15% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| GMO Resources III | 27.79M | 5.81% | -2.03M |
| GMO Resources Composite | 27.79M | 5.81% | -3.52M |
| Patient Opportunity C | 15.00M | 3.14% | 1.00M |
| Avantis US Small Cap Value ETF | 14.15M | 2.96% | - |
| American Century Small Cap Growth Inv | 13.89M | 2.91% | 3.06M |
| American Century U.S. Small Cap Growth | 13.89M | 2.91% | 3.06M |
| iShares Russell 2000 ETF | 11.50M | 2.41% | - |
| Invesco Small Cap Value A | 8.31M | 1.74% | - |
| BlackRock High Equity Income Instl | 7.05M | 1.48% | - |
| Bridge Builder Small/Mid Cap Value | 6.52M | 1.38% | 205.54K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jun 05, 2025 | Grant John Douglas Kelso | - | Sell | $50.54K |
| Feb 04, 2025 | Glass Ronald W. | VP & Chief Accounting Officer | Sell | $32.28K |
| Feb 05, 2025 | Glass Ronald W. | VP & Chief Accounting Officer | Sell | $32.30K |
| Feb 04, 2025 | Marion Josh R. | SVP and General Counsel | Sell | $32.28K |
| Feb 05, 2025 | Marion Josh R. | SVP and General Counsel | Sell | $32.30K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | 1 |
| 2025 Q1 | - | 14 |
| 2024 Q3 | - | - |
| 2024 Q2 | - | - |
| 2024 Q1 | - | 20 |
KOS Ownership FAQ
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