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.
13F holders, Q1 2024
Institutional positions in Mammoth Energy Services, Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 67
- +1 vs. Q4 2023
- Shares held
- 39.0M
- −334.0K (−0.8%) vs. Q4 2023
- Total value
- $141.9M
- −$33.5M (−19.1%) vs. Q4 2023
- New holders
- 7
- 18 more added
- Sold out
- 6
- 31 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TUSK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 93 | $84.7M |
| Q1 2026 | 90 | $86.0M |
| Q4 2025 | 72 | $63.6M |
| Q3 2025 | 77 | $82.6M |
| Q2 2025 | 66 | $101.9M |
| Q1 2025 | 66 | $76.1M |
| Q4 2024 | 67 | $112.6M |
| Q3 2024 | 64 | $151.9M |
| Q2 2024 | 67 | $127.0M |
| Q1 2024 | 67 | $141.9M |
| Q4 2023 | 67 | $175.4M |
| Q3 2023 | 75 | $183.6M |
| Q2 2023 | 72 | $186.7M |
| Q1 2023 | 77 | $161.9M |
| Q4 2022 | 80 | $323.2M |
| Q3 2022 | 58 | $126.1M |
| Q2 2022 | 49 | $27.8M |
| Q1 2022 | 50 | $21.5M |
| Q4 2021 | 44 | $14.5M |
| Q3 2021 | 46 | $22.1M |
| Q2 2021 | 52 | $134.0M |
| Q1 2021 | 54 | $153.3M |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Mammoth Energy Services, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| CWM, LLC | 57 | $0 | 0.00% | +57 | New |
| Capital Advisors, Ltd. LLC | 34 | $0 | 0.00% | +34 | New |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 4 | $14 | 0.00% | +4 | New |
| National Bank of Canada | 110 | $368 | 0.00% | −600−84.5% | Reduced |
| Farther Finance Advisors, LLC | 103 | $380 | 0.00% | +103 | New |
| Perritt Capital Management Inc | 130 | $473 | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 167 | $608 | 0.00% | +167 | New |
| Barrow Hanley Mewhinney & Strauss LLC | 168 | $612 | 0.00% | −365−68.5% | Reduced |
| Amalgamated Bank | 785 | $3.00K | 0.00% | −1,247−61.4% | Reduced |
| Russell Investments Group, Ltd. | 1,036 | $3.77K | 0.00% | +509+96.6% | Added |
| Tower Research Capital LLC (TRC) | 1,310 | $4.77K | 0.00% | −1,746−57.1% | Reduced |
| Ameritas Investment Partners, Inc. | 1,924 | $7.00K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 2,179 | $7.93K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 2,342 | $8.53K | 0.00% | −1,493−38.9% | Reduced |
| Citigroup Inc | 4,581 | $16.7K | 0.00% | +1,083+31.0% | Added |
| FMR LLC | 7,098 | $25.8K | 0.00% | −883−11.1% | Reduced |
| Wells Fargo & Company | 8,232 | $30.0K | 0.00% | +1,057+14.7% | Added |
| Bank of America Corp | 10,723 | $39.0K | 0.00% | −14,635−57.7% | Reduced |
| New York State Common Retirement Fund | 10,979 | $40.0K | 0.00% | +277+2.6% | Added |
| BNP Paribas Arbitrage, SA | 11,265 | $41.0K | 0.00% | +4,035+55.8% | Added |
| American International Group, Inc. | 11,482 | $41.8K | 0.00% | −99−0.9% | Reduced |
| Panagora Asset Management Inc | 12,990 | $47.3K | 0.00% | +12,990 | New |
| LPL Financial LLC | 13,857 | $50.4K | 0.00% | −750−5.1% | Reduced |
| Winton Group Ltd | 16,976 | $61.8K | 0.00% | −19,853−53.9% | Reduced |
| Goldman Sachs Group Inc | 18,989 | $69.1K | 0.00% | −1,261−6.2% | Reduced |
| O'Shaughnessy Asset Management, LLC | 19,247 | $70.1K | 0.00% | −8,989−31.8% | Reduced |
| Archer Investment Corp | 20,400 | $74.3K | 0.02% | −1,000−4.7% | Reduced |
| Jane Street Group, LLC | 20,665 | $75.2K | 0.00% | −4,253−17.1% | Reduced |
| Royal Bank of Canada | 20,821 | $76.0K | 0.00% | −12,606−37.7% | Reduced |
| UBS Group AG | 23,295 | $84.8K | 0.00% | −2,210−8.7% | Reduced |
| Price T Rowe Associates Inc | 23,735 | $87.0K | 0.00% | +409+1.8% | Added |
| NJ State Employees Deferred Compensation Plan | 24,000 | $87.4K | 0.01% | 00.0% | Unchanged |
| Rhumbline Advisers | 26,681 | $97.1K | 0.00% | +506+1.9% | Added |
| Full Sail Capital, LLC | 27,191 | $99.0K | 0.01% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 36,509 | $132.9K | 0.00% | −17,638−32.6% | Reduced |
| Nuveen Asset Management, LLC | 36,843 | $134.1K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 38,601 | $140.5K | 0.00% | +38,601 | New |
| Barclays PLC | 41,423 | $150.8K | 0.00% | −16,304−28.2% | Reduced |
| Two Sigma Advisers, LP | 47,100 | $171.4K | 0.00% | −40,200−46.0% | Reduced |
| Morgan Stanley | 52,953 | $192.7K | 0.00% | −2,216−4.0% | Reduced |
| JPMorgan Chase & Co | 54,693 | $199.1K | 0.00% | +31,349+134.3% | Added |
| Advisor Group Holdings, Inc. | 56,965 | $207.4K | 0.00% | −23,000−28.8% | Reduced |
| Long Focus Capital Management, LLC | 57,681 | $210.0K | 0.02% | 00.0% | Unchanged |
| NBC Securities, Inc. | 55,140 | $211.0K | 0.02% | −3,600−6.1% | Reduced |
| Charles Schwab Investment Management Inc | 63,981 | $232.9K | 0.00% | 00.0% | Unchanged |
| Penbrook Management LLC | 64,900 | $236.2K | 0.15% | −12,000−15.6% | Reduced |
| First Trust Advisors LP | 65,210 | $237.4K | 0.00% | +1,972+3.1% | Added |
| Invesco Ltd. | 69,035 | $251.3K | 0.00% | −29,616−30.0% | Reduced |
| Empowered Funds, LLC | 73,423 | $267.3K | 0.00% | +5,425+8.0% | Added |
| Stifel Financial Corp | 107,072 | $389.7K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 134,272 | $489.0K | 0.00% | −8,700−6.1% | Reduced |
| Bank of New York Mellon Corp | 155,795 | $567.1K | 0.00% | −4,142−2.6% | Reduced |
| CastleKnight Management LP | 167,433 | $609.5K | 0.09% | 00.0% | Unchanged |
| Northern Trust Corp | 196,765 | $716.2K | 0.00% | +1,787+0.9% | Added |
| Acadian Asset Management LLC | 207,961 | $756.0K | 0.00% | −36,021−14.8% | Reduced |
| X-Square Capital, LLC | 215,092 | $783.0K | 0.37% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 393,523 | $1.43M | 0.03% | +30,425+8.4% | Added |
| State Street Corp | 407,666 | $1.48M | 0.00% | +2,600+0.6% | Added |
| Geode Capital Management, LLC | 487,355 | $1.77M | 0.00% | +3,604+0.7% | Added |
| Dimensional Fund Advisors LP | 707,187 | $2.57M | 0.00% | +62,201+9.6% | Added |
| Vanguard Group Inc | 723,772 | $2.63M | 0.00% | +17,369+2.5% | Added |
| Royce & Associates LP | 1,274,565 | $4.64M | 0.04% | −9,886−0.8% | Reduced |
| BlackRock Inc. | 1,443,615 | $5.25M | 0.00% | −53,330−3.6% | Reduced |
| Kanen Wealth Management LLC | 1,460,151 | $5.31M | 3.38% | −230,419−13.6% | Reduced |
| Valueworks LLC | 3,343,618 | $12.1M | 3.94% | −6,100−0.2% | Reduced |
| Adage Capital Partners GP, L.L.C. | 4,375,000 | $15.9M | 0.03% | +100,000+2.3% | Added |
| Wexford Capital LP | 22,030,872 | $80.2M | 16.38% | +10.0% | Added |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −35,792−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −15,016−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −12,699−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −11,248−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −10,188−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Coppell Advisory Solutions LLC | – | – | – | – | Not filed |