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 | 14209.85% | 14.22% | -14124.08% |
| Industry | Oil & Gas Exploration & Production Stocks | 55157.41% | 15.47% | -55072.89% |
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 | 14.84M | 3.10% | $13.46M |
| 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 |
| Natixis investment managers | 4.01M | 1.06% | $13.71M |
| Ballast asset management, lp | 1.82M | 0.78% | $1.65M |
| 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 |
| Hotchkis & wiley capital management | 21.00M | 0.11% | $34.85M |
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 |
| Gallagher fiduciary advisors | 174.31K | 0.01% | 174.31K | $289.36K |
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 |
|---|---|---|---|---|
| Feb 03, 2026 | Glass Ronald W. | VP & Chief Accounting Officer | Sell | $26.42K |
| Feb 04, 2026 | Glass Ronald W. | VP & Chief Accounting Officer | Sell | $4.70K |
| Feb 03, 2026 | Marion Josh R. | SVP and General Counsel | Sell | $26.93K |
| Feb 04, 2026 | Marion Josh R. | SVP and General Counsel | Sell | $4.66K |
| Feb 03, 2026 | Shah Nealesh D. | SVP and CFO | Sell | $74.57K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 8 |
| 2025 Q2 | - | 1 |
| 2025 Q1 | - | 14 |
| 2024 Q3 | - | - |
| 2024 Q2 | - | - |
KOS Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools