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, Q3 2024
Institutional positions in Mammoth Energy Services, Inc. as of Sep 30, 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
- 64
- −2 vs. Q2 2024
- Shares held
- 37.1M
- −191.7K (−0.5%) vs. Q2 2024
- Total value
- $151.9M
- +$29.4M (+24.1%) vs. Q2 2024
- New holders
- 8
- 26 more added
- Sold out
- 10
- 14 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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, Q3 2024
Shares, value and share of portfolio for each institution holding Mammoth Energy Services, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital Performance Advisors LLP | 13 | $53 | 0.00% | +13 | New |
| The PNC Financial Services Group, Inc. | 48 | $196 | 0.00% | 00.0% | Unchanged |
| Coppell Advisory Solutions LLC | 70 | $287 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 77 | $315 | 0.00% | +77 | New |
| Farther Finance Advisors, LLC | 103 | $421 | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 110 | $450 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 365 | $1.00K | 0.00% | +230+170.4% | Added |
| Amalgamated Bank | 785 | $3.00K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 833 | $3.41K | 0.00% | +833 | New |
| Russell Investments Group, Ltd. | 1,014 | $4.15K | 0.00% | +100+10.9% | Added |
| California State Teachers Retirement System | 1,761 | $7.20K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,924 | $7.87K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,941 | $7.94K | 0.00% | −9,341−82.8% | Reduced |
| Legal & General Group Plc | 2,179 | $8.91K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 3,484 | $14.0K | 0.00% | +1,199+52.5% | Added |
| Perkins Coie Trust Co | 5,000 | $20.4K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 6,504 | $26.6K | 0.00% | +1,567+31.7% | Added |
| SG Americas Securities, LLC | 10,345 | $42.0K | 0.00% | +10,345 | New |
| New York State Common Retirement Fund | 10,696 | $43.7K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 10,967 | $44.9K | 0.00% | +2,705+32.7% | Added |
| Wells Fargo & Company | 11,156 | $45.6K | 0.00% | +480+4.5% | Added |
| JPMorgan Chase & Co | 11,160 | $45.6K | 0.00% | −13,179−54.1% | Reduced |
| Archer Investment Corp | 12,400 | $50.7K | 0.01% | −9,000−42.1% | Reduced |
| XTX Topco Ltd | 12,964 | $53.0K | 0.00% | +12,964 | New |
| Squarepoint Ops LLC | 12,990 | $53.1K | 0.00% | +12,990 | New |
| Corebridge Financial, Inc. | 12,993 | $53.1K | 0.00% | −80−0.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 13,362 | $54.7K | 0.00% | +1,973+17.3% | Added |
| LPL Financial LLC | 15,557 | $63.6K | 0.00% | +1,700+12.3% | Added |
| Bank of America Corp | 15,690 | $64.2K | 0.00% | +319+2.1% | Added |
| Jane Street Group, LLC | 18,544 | $75.8K | 0.00% | −18,554−50.0% | Reduced |
| Citigroup Inc | 20,225 | $82.7K | 0.00% | +14,568+257.5% | Added |
| NJ State Employees Deferred Compensation Plan | 24,000 | $98.2K | 0.01% | 00.0% | Unchanged |
| UBS Group AG | 24,492 | $100.2K | 0.00% | +12,438+103.2% | Added |
| Rhumbline Advisers | 25,096 | $102.6K | 0.00% | −2,683−9.7% | Reduced |
| Acadian Asset Management LLC | 26,449 | $108.0K | 0.00% | −27,908−51.3% | Reduced |
| Price T Rowe Associates Inc | 26,473 | $109.0K | 0.00% | +2,042+8.4% | Added |
| Penbrook Management LLC | 32,700 | $133.7K | 0.09% | −29,200−47.2% | Reduced |
| Nuveen Asset Management, LLC | 36,843 | $150.7K | 0.00% | 00.0% | Unchanged |
| Wellington Management Group LLP | 48,071 | $196.6K | 0.00% | +48,071 | New |
| Advisor Group Holdings, Inc. | 54,850 | $224.3K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 57,081 | $233.5K | 0.00% | +22,503+65.1% | Added |
| Long Focus Capital Management, LLC | 57,681 | $235.9K | 0.02% | 00.0% | Unchanged |
| NBC Securities, Inc. | 58,740 | $240.0K | 0.02% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 59,454 | $243.2K | 0.00% | +19,414+48.5% | Added |
| Charles Schwab Investment Management Inc | 63,610 | $260.2K | 0.00% | −371−0.6% | Reduced |
| Citadel Advisors LLC | 65,290 | $267.0K | 0.00% | +56,298+626.1% | Added |
| Susquehanna International Group, LLP | 79,636 | $325.7K | 0.00% | +48,730+157.7% | Added |
| Empowered Funds, LLC | 83,157 | $340.1K | 0.01% | +4,154+5.3% | Added |
| Morgan Stanley | 88,816 | $363.3K | 0.00% | +38,893+77.9% | Added |
| Stifel Financial Corp | 105,572 | $431.8K | 0.00% | −1,500−1.4% | Reduced |
| Renaissance Technologies LLC | 133,672 | $546.7K | 0.00% | +3,000+2.3% | Added |
| Bank of New York Mellon Corp | 149,184 | $610.2K | 0.00% | −17,407−10.4% | Reduced |
| CastleKnight Management LP | 167,433 | $684.8K | 0.08% | 00.0% | Unchanged |
| Northern Trust Corp | 201,864 | $825.6K | 0.00% | +9,191+4.8% | Added |
| Bridgeway Capital Management, LLC | 403,257 | $1.65M | 0.04% | +4,154+1.0% | Added |
| State Street Corp | 403,688 | $1.65M | 0.00% | +5,400+1.4% | Added |
| Geode Capital Management, LLC | 528,850 | $2.16M | 0.00% | +9,852+1.9% | Added |
| Dimensional Fund Advisors LP | 892,928 | $3.65M | 0.00% | +86,648+10.7% | Added |
| Vanguard Group Inc | 944,344 | $3.86M | 0.00% | +167,003+21.5% | Added |
| Royce & Associates LP | 1,351,224 | $5.53M | 0.05% | +178,240+15.2% | Added |
| BlackRock, Inc. | 1,464,112 | $5.99M | 0.00% | +1,464,112 | New |
| Valueworks LLC | 3,136,371 | $12.8M | 4.08% | −199,997−6.0% | Reduced |
| Adage Capital Partners GP, L.L.C. | 4,053,723 | $16.6M | 0.03% | −346,277−7.9% | Reduced |
| Wexford Capital LP | 22,068,212 | $90.3M | 21.59% | −10,2790.0% | Reduced |
| Kanen Wealth Management LLC | 0 | $0 | 0.00% | −1,323,442−100.0% | Sold out |
| X-Square Capital, LLC | 0 | $0 | 0.00% | −215,092−100.0% | Sold out |
| Invesco Ltd. | 0 | $0 | 0.00% | −68,130−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −64,745−100.0% | Sold out |
| Full Sail Capital, LLC | 0 | $0 | 0.00% | −27,191−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −24,478−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −16,700−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −8,061−100.0% | Sold out |
| Barrow Hanley Mewhinney & Strauss LLC | 0 | $0 | 0.00% | −168−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −166−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |