Mammoth Energy Services, Inc.
TUSK- Exchange
- Nasdaq
- Industry
- Oil & Gas Field Services, NEC
- SEC CIK
- 0001679268
In the last 90 days, Mammoth Energy Services, Inc. insiders filed 1 open-market purchase and 0 sales; 93 institutions reported holding it in 13F filings for Q2 2026, worth $84.7M in total; no superinvestor holds it.
Q3 2021 vs. Q2 2021
How the institutions holding Mammoth Energy Services, Inc. changed between Q2 2021 and Q3 2021.
All holders in Q3 2021All holders in Q2 2021
| Measure | Q2 2021 | Of which not filed for Q3 2021 | Q3 2021 | Change |
|---|---|---|---|---|
| Holders | 52 | 1 | 46 | −5 |
| Shares | 29.2M | 22.1M | 7.60M | +470.5K (+6.6%) |
| Value | $134.0M | $101.3M | $22.1M | −$10.6M (−32.4%) |
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.
New holders (2)
Institutions that held Mammoth Energy Services, Inc. at the end of Q3 2021 but not at the end of Q2 2021.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Exencial Wealth Advisors, LLC | 245,777 | $715.0K | 0.03% |
| Ergoteles LLC | 14,599 | $42.0K | 0.00% |
Sold out (7)
Institutions that held Mammoth Energy Services, Inc. at the end of Q2 2021 and filed for Q3 2021 without it.
| Institution | Shares, Q2 2021 | Value, Q2 2021 |
|---|---|---|
| Acadian Asset Management LLC | 102,360 | $470.0K |
| Two Sigma Investments, LP | 45,720 | $210.0K |
| Brandywine Global Investment Management, LLC | 19,038 | $87.0K |
| Schroder Investment Management Group | 6,500 | $30.0K |
| Tower Research Capital LLC (TRC) | 5,200 | $24.0K |
| Advisory Services Network, LLC | 500 | $2.00K |
| FMR LLC | 1 | $0 |
Not filed for Q3 2021 yet (1)
Institutions that held Mammoth Energy Services, Inc. at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2021 | Value, Q2 2021 |
|---|---|---|
| Wexford Capital LP | 22,066,259 | $101.3M |