Institutional Ownership Mammoth Energy Services, Inc. (TUSK)
This table provides information about the institutional ownership of Mammoth Energy Services, Inc. (TUSK). We have compiled data on the 80 institutions that hold shares in the stock, with a total of 36.1 Million shares, which have been reported (via 13F filing form) to have a value of $71.2 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Wexford Capital LP
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
22,096,068
shares
|
$43.5 Million
8.07% of portfolio
|
Q2 2025
Added 0.13%
|
|
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
Nov 14, 2025 Q3 2025 |
4,575,000
shares
|
$9.01 Million
0.02% of portfolio
|
Q2 2025
Added 10.24%
|
|
|
Valueworks LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
2,038,205
shares
|
$4.02 Million
1.53% of portfolio
|
Q3 2025
Reduced 14.68%
|
|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
1,410,164
shares
|
$2.78 Million
0.0% of portfolio
|
Q2 2024
Reduced 2.32%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
945,630
shares
|
$1.86 Million
0.0% of portfolio
|
Q3 2025
Reduced 1.21%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Nov 12, 2025 Q3 2025 |
936,414
shares
|
$1.84 Million
0.0% of portfolio
|
Q3 2025
Reduced 5.79%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
579,105
shares
|
$1.14 Million
0.0% of portfolio
|
Q3 2025
Reduced 0.27%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
406,916
shares
|
$801,624
0.0% of portfolio
|
Q3 2025
Reduced 0.45%
|
|
|
Bridgeway Capital Management, LLC
Houston, TX |
Nov 14, 2025 Q3 2025 |
389,964
shares
|
$768,229
0.02% of portfolio
|
Q3 2025
Added 11.27%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
268,315
shares
|
$528,580
0.0% of portfolio
|
Q3 2025
Added 83.17%
|
|
|
Empowered Funds, LLC
|
Nov 13, 2025 Q3 2025 |
198,964
shares
|
$391,959
0.0% of portfolio
|
Q3 2025
Added 14.05%
|
|
|
Monarch Partners Asset Management LLC
|
Feb 02, 2023 Q4 2022 |
195,964
shares
|
$386,049
0.52% of portfolio
|
Q4 2022
New holding
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
192,469
shares
|
$379,163
0.0% of portfolio
|
Q3 2025
Reduced 0.71%
|
|
|
Jpmorgan Chase & CO
New York, NY |
Nov 26, 2025 Q3 2025 |
182,781
shares
|
$360,078
0.0% of portfolio
|
Q3 2025
Added 713.44%
|
|
|
Castle Knight Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
167,433
shares
|
$329,843
0.01% of portfolio
|
Q4 2023
Reduced 10.67%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
145,300
shares
|
$286,241
0.0% of portfolio
|
Q3 2025
Reduced 21.57%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Nov 13, 2025 Q3 2025 |
133,972
shares
|
$263,924
0.0% of portfolio
|
Q3 2025
Added 1.36%
|
|
|
Stifel Financial Corp
St. Louis, MO |
Nov 12, 2025 Q3 2025 |
105,869
shares
|
$208,561
0.0% of portfolio
|
Q2 2025
Added 0.28%
|
|
|
Royal Bank Of Canada
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
84,135
shares
|
$165,745
0.0% of portfolio
|
Q2 2025
Added 2132.46%
|
|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
72,878
shares
|
$143,569
0.0% of portfolio
|
Q3 2025
Reduced 40.53%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
Nov 13, 2025 Q3 2025 |
72,183
shares
|
$142,200
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Nov 10, 2025 Q3 2025 |
70,674
shares
|
$139,227
0.0% of portfolio
|
Q4 2024
Added 11.11%
|
|
|
Barclays PLC
London, X0 |
Nov 12, 2025 Q3 2025 |
59,269
shares
|
$116,759
0.0% of portfolio
|
Q3 2025
Reduced 10.94%
|
|
|
Wellington Management Group LLP
Boston, MA |
Nov 14, 2025 Q3 2025 |
56,398
shares
|
$111,104
0.0% of portfolio
|
Q3 2025
Reduced 51.05%
|
|
|
Goldman Sachs Group Inc
New York, NY |
Nov 14, 2025 Q3 2025 |
52,081
shares
|
$102,599
0.0% of portfolio
|
Q3 2025
Reduced 2.84%
|
|