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, Q2 2023
Institutional positions in Mammoth Energy Services, Inc. as of Jun 30, 2023. 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
- 72
- −5 vs. Q1 2023
- Shares held
- 38.7M
- +319.7K (+0.8%) vs. Q1 2023
- Total value
- $186.7M
- +$24.8M (+15.3%) vs. Q1 2023
- New holders
- 16
- 27 more added
- Sold out
- 21
- 18 more reduced
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Mammoth Energy Services, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Coppell Advisory Solutions LLC | 92 | $430 | 0.00% | +92 | New |
| NewSquare Capital LLC | 100 | $483 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 430 | $2.08K | 0.00% | −401−48.3% | Reduced |
| National Bank of Canada | 600 | $2.89K | 0.00% | 00.0% | Unchanged |
| Tucker Asset Management LLC | 600 | $2.90K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 984 | $4.75K | 0.00% | −6,828−87.4% | Reduced |
| Aquatic Capital Management LLC | 1,300 | $6.00K | 0.00% | +300+30.0% | Added |
| Ameritas Investment Partners, Inc. | 1,924 | $9.29K | 0.00% | +1,924 | New |
| Legal & General Group Plc | 2,179 | $10.5K | 0.00% | +2,179 | New |
| Amalgamated Bank | 2,266 | $11.0K | 0.00% | +2,266 | New |
| FMR LLC | 6,230 | $30.1K | 0.00% | +4+0.1% | Added |
| Citadel Advisors LLC | 6,449 | $31.1K | 0.00% | −60,277−90.3% | Reduced |
| Citigroup Inc | 6,937 | $33.5K | 0.00% | +4,443+178.1% | Added |
| California State Teachers Retirement System | 7,750 | $37.4K | 0.00% | +7,750 | New |
| Advisor Group Holdings, Inc. | 8,315 | $40.2K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 8,457 | $40.8K | 0.00% | +8,074+2,108.1% | Added |
| Wells Fargo & Company | 8,846 | $42.7K | 0.00% | +8,483+2,336.9% | Added |
| Winton Group Ltd | 10,232 | $49.4K | 0.00% | +10,232 | New |
| Prelude Capital Management, LLC | 10,403 | $50.2K | 0.00% | +10,403 | New |
| Ritholtz Wealth Management | 10,936 | $52.8K | 0.00% | −6,155−36.0% | Reduced |
| American International Group, Inc. | 11,214 | $54.2K | 0.00% | +11,214 | New |
| UBS Group AG | 13,906 | $67.2K | 0.00% | +3,364+31.9% | Added |
| Mirae Asset Global Investments Co., Ltd. | 15,016 | $72.5K | 0.00% | +15,016 | New |
| LPL Financial LLC | 15,732 | $76.0K | 0.00% | +2,000+14.6% | Added |
| Archer Investment Corp | 17,000 | $82.1K | 0.03% | 00.0% | Unchanged |
| Cruiser Capital Advisors, LLC | 17,125 | $82.7K | 0.08% | +17,125 | New |
| JPMorgan Chase & Co | 18,583 | $89.8K | 0.00% | +18,567+116,043.8% | Added |
| Algert Global LLC | 19,010 | $91.8K | 0.00% | −14,080−42.6% | Reduced |
| Goldman Sachs Group Inc | 19,728 | $95.3K | 0.00% | −31,761−61.7% | Reduced |
| Bank of America Corp | 20,896 | $100.9K | 0.00% | +18,883+938.1% | Added |
| New York State Common Retirement Fund | 20,900 | $100.9K | 0.00% | +20,900 | New |
| Price T Rowe Associates Inc | 22,752 | $110.0K | 0.00% | +4,752+26.4% | Added |
| Royal Bank of Canada | 22,572 | $110.0K | 0.00% | +22,572 | New |
| NJ State Employees Deferred Compensation Plan | 24,000 | $115.9K | 0.02% | 00.0% | Unchanged |
| Rhumbline Advisers | 24,740 | $119.5K | 0.00% | +24,740 | New |
| Jump Financial, LLC | 25,100 | $121.2K | 0.00% | −42,837−63.1% | Reduced |
| Empowered Funds, LLC | 25,616 | $123.7K | 0.00% | +25,616 | New |
| EA Series Trust | 25,616 | $123.7K | 0.00% | +25,616 | New |
| Full Sail Capital, LLC | 27,191 | $131.3K | 0.01% | 00.0% | Unchanged |
| Barclays PLC | 29,674 | $143.3K | 0.00% | −21,815−42.4% | Reduced |
| Nuveen Asset Management, LLC | 32,142 | $155.2K | 0.00% | +32,142 | New |
| Two Sigma Investments, LP | 36,242 | $175.0K | 0.00% | −73,164−66.9% | Reduced |
| O'Shaughnessy Asset Management, LLC | 36,591 | $176.7K | 0.00% | −558−1.5% | Reduced |
| Gsa Capital Partners LLP | 36,851 | $178.0K | 0.02% | +12,549+51.6% | Added |
| Morgan Stanley | 42,714 | $206.3K | 0.00% | −11,792−21.6% | Reduced |
| Susquehanna International Group, LLP | 50,401 | $243.4K | 0.00% | −28,982−36.5% | Reduced |
| Caxton Associates LP | 51,785 | $250.1K | 0.04% | 00.0% | Unchanged |
| Long Focus Capital Management, LLC | 57,681 | $278.6K | 0.04% | 00.0% | Unchanged |
| Boston Partners | 62,186 | $300.4K | 0.00% | +21,758+53.8% | Added |
| Charles Schwab Investment Management Inc | 63,981 | $309.0K | 0.00% | +53,242+495.8% | Added |
| Penbrook Management LLC | 81,300 | $392.7K | 0.28% | 00.0% | Unchanged |
| Invesco Ltd. | 94,901 | $458.4K | 0.00% | +8,549+9.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 96,889 | $468.0K | 0.00% | +1,064+1.1% | Added |
| Stifel Financial Corp | 107,072 | $517.2K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 132,901 | $641.9K | 0.00% | +59,871+82.0% | Added |
| Russell Investments Group, Ltd. | 156,809 | $757.4K | 0.00% | +9,321+6.3% | Added |
| Northern Trust Corp | 186,572 | $901.1K | 0.00% | +149,418+402.2% | Added |
| Renaissance Technologies LLC | 188,972 | $913.0K | 0.00% | −61,500−24.6% | Reduced |
| Two Sigma Advisers, LP | 211,900 | $1.02M | 0.00% | −59,000−21.8% | Reduced |
| X-Square Capital, LLC | 215,092 | $1.04M | 0.70% | −190,000−46.9% | Reduced |
| Bridgeway Capital Management, LLC | 305,216 | $1.47M | 0.04% | +140,616+85.4% | Added |
| Dimensional Fund Advisors LP | 315,982 | $1.53M | 0.00% | +4,396+1.4% | Added |
| State Street Corp | 413,206 | $2.00M | 0.00% | +334,492+424.9% | Added |
| Geode Capital Management, LLC | 424,541 | $2.05M | 0.00% | +223,482+111.2% | Added |
| Acadian Asset Management LLC | 500,157 | $2.42M | 0.01% | −167,899−25.1% | Reduced |
| Vanguard Group Inc | 653,247 | $3.16M | 0.00% | +87,238+15.4% | Added |
| BlackRock Inc. | 1,280,241 | $6.18M | 0.00% | +1,020,681+393.2% | Added |
| Royce & Associates LP | 1,291,194 | $6.24M | 0.06% | +1,000+0.1% | Added |
| Kanen Wealth Management LLC | 1,767,074 | $8.53M | 5.66% | −8,427−0.5% | Reduced |
| Adage Capital Partners GP, L.L.C. | 3,300,000 | $15.9M | 0.03% | +99,950+3.1% | Added |
| Valueworks LLC | 3,383,463 | $16.3M | 5.91% | −17,305−0.5% | Reduced |
| Wexford Capital LP | 22,566,238 | $109.0M | 21.81% | +91,324+0.4% | Added |
| Exencial Wealth Advisors, LLC | 0 | $0 | 0.00% | −507,610−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −404,967−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −131,412−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −113,551−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −86,135−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −64,776−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −38,008−100.0% | Sold out |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −29,795−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | – | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −24,758−100.0% | Sold out |
| Hillsdale Investment Management Inc. | 0 | $0 | 0.00% | −16,100−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −15,609−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −15,285−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −12,591−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −12,288−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −7,184−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −5,130−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −5,024−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −3,894−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Harbour Investments, Inc. | 0 | $0 | 0.00% | −490−100.0% | Sold out |