Mammoth Energy Services, Inc. Common Stock (TUSK) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for TUSK. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 91 institutions reported holding TUSK, with 26.1 million shares worth $84.7 million in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Wexford Capital | 12,071,823 | $39M | DECREASED |
| Adage Capital Partners GP, | 4,575,000 | $15M | UNCHANGED |
| Vanguard | 1,230,168 | $4M | INCREASED |
| Peapod Lane Capital | 807,804 | $3M | INCREASED |
| Dimensional Fund Advisors | 691,667 | $2M | INCREASED |
Full institutional holdings, insider history, and congressional trades for Mammoth Energy Services, Inc. Common Stock on SentiSense.