Mammoth Energy Services, Inc. (TUSK) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

48,358,000Shares Outstanding
34,671,677Shares held by institutions
$97,427,410Value of institutional holdings
71.70%Institutional ownership %
-3.33%Shares Changed QoQ
71No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Mammoth Energy Services, Inc. (NASDAQ:TUSK) has 71 institutional investors with active 13F positions as of December 2025.

88 Institutional Holders

34,671,677 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
WEXFORD CAPITAL LP 31 Mar, 2026 22,068,212 -27,856 -0.13% $54,067,120.00
ADAGE CAPITAL PARTNERS GP, L.L.C. 31 Mar, 2026 4,575,000 0 0.00% $11,208,750.00
BlackRock, Inc. 31 Mar, 2026 1,454,839 -18,205 -1.24% $3,564,356.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Mar, 2026 819,120 819,120 0.00% $2,006,844.00
DIMENSIONAL FUND ADVISORS LP 31 Mar, 2026 686,199 -13,479 -1.93% $1,681,522.00
GEODE CAPITAL MANAGEMENT, LLC 31 Mar, 2026 610,926 25,207 4.30% $1,496,928.00
Peapod Lane Capital LLC 31 Mar, 2026 599,805 599,805 0.00% $1,513,348.00
State Street Corp 31 Mar, 2026 421,922 13,438 3.29% $1,033,709.00
BRIDGEWAY CAPITAL MANAGEMENT, LLC 31 Mar, 2026 332,313 -77,678 -18.95% $814,167.00
CITADEL ADVISORS LLC 31 Mar, 2026 331,367 111,256 50.55% $811,849.00
Empowered Funds, LLC 31 Mar, 2026 241,313 -196,669 -44.90% $591,217.00
RENAISSANCE TECHNOLOGIES LLC 31 Mar, 2026 231,972 45,900 24.67% $568,331.00
Goldman Sachs Group Inc 31 Mar, 2026 223,489 43,601 24.24% $547,549.00
ACADIAN ASSET MANAGEMENT LLC 31 Mar, 2026 204,105 97,213 90.95% $498.00
Northern Trust Corp 31 Mar, 2026 187,128 19,283 11.49% $458,464.00
VANGUARD FIDUCIARY TRUST CO 31 Mar, 2026 170,131 170,131 0.00% $416,821.00
LOS ANGELES CAPITAL MANAGEMENT LLC 31 Mar, 2026 163,259 163,259 0.00% $399,984.00
Boston Partners 31 Mar, 2026 154,388 154,388 0.00% $378,250.00
Morgan Stanley 31 Mar, 2026 152,723 -139,975 -47.82% $374,172.00
VANGUARD PORTFOLIO MANAGEMENT LLC 31 Mar, 2026 140,145 140,145 0.00% $343,355.00