Mammoth Energy Services Ownership | Who Owns Mammoth Energy Services?
Mammoth Energy Services Ownership Summary
Mammoth Energy Services is owned by 74.72% institutional investors, 2.26% insiders, and 23.02% retail investors. Wexford capital lp is the largest institutional shareholder, holding 45.82% of TUSK shares. Royce Small-Cap Opportunity Invmt is the top mutual fund, with 1.41% of its assets in Mammoth Energy Services shares.
TUSK Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Mammoth Energy Services | 74.72% | 2.26% | 23.02% |
| Sector | Industrials Stocks | 46.77% | 12.62% | 40.60% |
| Industry | Conglomerate Stocks | 43.94% | 9.80% | 46.26% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Wexford capital lp | 22.10M | 45.82% | $50.60M |
| Adage capital partners gp | 4.58M | 9.49% | $10.48M |
| Valueworks | 2.04M | 4.23% | $4.67M |
| Blackrock funding, inc. /de | 1.45M | 3.01% | $3.33M |
| Blackrock | 1.41M | 2.94% | $4.63M |
| Vanguard group | 945.63K | 1.96% | $2.17M |
| Dimensional fund advisors lp | 936.41K | 1.94% | $2.14M |
| Geode capital management | 579.11K | 1.20% | $1.33M |
| State street | 406.92K | 0.84% | $931.84K |
| Bridgeway capital management | 389.96K | 0.81% | $893.02K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Wexford capital lp | 22.10M | 7.27% | $50.60M |
| Valueworks | 2.04M | 1.36% | $4.67M |
| Bridgeway capital management | 389.96K | 0.02% | $893.02K |
| Adage capital partners gp | 4.58M | 0.02% | $10.48M |
| Castleknight management lp | 167.43K | 0.01% | $383.42K |
| Nbc securities | 36.20K | 0.01% | $82.90K |
| Nj state employees deferred compensation plan | 24.00K | 0.01% | $54.96K |
| Archer investment | 11.20K | 0.01% | $25.65K |
| Empowered funds | 198.96K | 0.00% | $455.63K |
| Xtx topco | 25.08K | 0.00% | $57.44K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Deutsche bank ag\ | 72.18K | 0.00% | 72.18K |
| Bridgeway capital management | 389.96K | 0.02% | 39.51K |
| Jane street group | 51.80K | - | 34.53K |
| Newedge advisors | 25.49K | 0.00% | 25.49K |
| Empowered funds | 198.96K | 0.00% | 24.51K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Kanen wealth management | - | - | -1.32M |
| Valueworks | 2.04M | 1.36% | -350.83K |
| X-square capital | - | - | -215.09K |
| First trust advisors lp | - | - | -64.75K |
| Wellington management group llp | 56.40K | - | -58.81K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Deutsche bank ag\ | 72.18K | 0.00% | 72.18K | $165.30K |
| Newedge advisors | 25.49K | 0.00% | 25.49K | $58.38K |
| Franklin resources | 15.79K | - | 15.79K | $36.16K |
| Hrt financial lp | 15.08K | 0.00% | 15.08K | $34.00K |
| Virtu financial | 14.15K | 0.00% | 14.15K | $32.00K |
Sold Out
| Holder | Change |
|---|---|
| Nelson, van denburg & campbell wealth management group | -4.00 |
| Capital performance advisors llp | -13.00 |
| Coppell advisory solutions | -70.00 |
| Farther finance advisors | -103.00 |
| National bank of canada /fi/ | -110.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 74 | 10.45% | 36,035,593 | -1.01% | 74 | 1.31% | 30 | -14.29% | 28 | 55.56% |
| Jun 30, 2025 | 67 | - | 36,431,979 | -2.37% | 75 | 1.26% | 35 | 25.00% | 17 | -26.09% |
| Mar 31, 2025 | 67 | 1.52% | 37,314,761 | -0.46% | 77 | 1.28% | 30 | -11.76% | 22 | 46.67% |
| Dec 31, 2024 | 63 | -4.55% | 37,051,190 | -0.22% | 76 | 1.29% | 34 | - | 13 | -7.14% |
| Sep 30, 2024 | 66 | -4.35% | 37,132,133 | -4.14% | 77 | 1.18% | 34 | 25.93% | 14 | -41.67% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Royce Small-Cap Opportunity Invmt | 680.92K | 1.41% | -104.69K |
| Philotimo Focused Growth and Income | 537.30K | 1.12% | -83.62K |
| iShares Russell 2000 ETF | 502.54K | 1.04% | - |
| Vanguard US Total Market Shares ETF | 453.59K | 0.94% | - |
| Vanguard Total Stock Mkt Idx Inv | 443.89K | 0.92% | -9.70K |
| DFA US Targeted Value I | 253.76K | 0.53% | - |
| Fidelity Small Cap Index | 243.57K | 0.51% | -630.00 |
| Vanguard Institutional Extnd Mkt Idx Tr | 235.43K | 0.49% | -107.28K |
| FTGF RY US SmCp Opp A USD Dis(A) | 205.23K | 0.43% | -128.50K |
| iShares Russell 2000 Value ETF | 193.25K | 0.40% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 22, 2025 | SMITH ARTHUR L | - | Sell | $50.20K |
| May 20, 2025 | SMITH ARTHUR L | - | Sell | $125.50K |
| May 19, 2025 | SMITH ARTHUR L | - | Sell | $37.35K |
| Dec 12, 2024 | Amron Arthur H | - | Buy | $2.97K |
| Nov 22, 2024 | Booker Corey J. | - | Sell | $34.30K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q2 | - | 2 |
| 2024 Q4 | 1 | 9 |
| 2024 Q2 | 2 | - |
| 2024 Q1 | 1 | - |
| 2023 Q4 | - | 5 |
TUSK Ownership FAQ
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