TUSK
Mammoth Energy Services, Inc.Company with tickers: TUSK
CIK
1679268
CUSIP
56155L108
Shares Outstanding
48,170,647
Website
https://www.mammothenergy.com
Investor Relations
https://www.mammothenergy.com/
13F Activity (30d)
6 filings
3 filers
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding TUSK
77 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 533,692 | $1,307,545 | 0.00% | Long | 2026-03-31 | |
| iShares Russell 2000 ETF | — | 516,512 | $1,265,454 | 0.00% | Long | 2026-03-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 271,956 | $666,292 | 0.00% | Long | 2026-03-31 | |
| EA Bridgeway Omni Small-Cap Value ETF | — | 241,313 | $591,217 | 0.03% | Long | 2026-03-31 | |
| iShares Russell 2000 Value ETF | — | 187,229 | $458,711 | 0.00% | Long | 2026-03-31 | |
| Fidelity Extended Market Index Fund | — | 125,316 | $289,480 | 0.00% | Long | 2026-02-28 | |
| VANGUARD RUSSELL 2000 INDEX FUND | — | 118,760 | $274,336 | 0.00% | Long | 2026-02-28 | |
| U.S. MICRO CAP PORTFOLIO | — | 113,681 | $266,014 | 0.00% | Long | 2026-01-31 | |
| U.S. SMALL CAP PORTFOLIO | — | 94,565 | $221,282 | 0.00% | Long | 2026-01-31 | |
| Ultra-Small Company Market Fund | — | 60,000 | $147,000 | 0.12% | Long | 2026-03-31 | |
| U.S. Targeted Value Portfolio | — | 62,803 | $146,959 | 0.00% | Long | 2026-01-31 | |
| iShares Micro-Cap ETF | — | 58,829 | $144,131 | 0.01% | Long | 2026-03-31 | |
| SIMT Small Cap Fund | — | 50,196 | $122,980 | 0.03% | Long | 2026-03-31 | |
| Master Small Cap Index Series | — | 45,251 | $110,865 | 0.00% | Long | 2026-03-31 | |
| Fidelity Total Market Index Fund | — | 41,270 | $95,334 | 0.00% | Long | 2026-02-28 | |
| U.S. SMALL CAP VALUE PORTFOLIO | — | 37,940 | $88,780 | 0.00% | Long | 2026-01-31 | |
| Fidelity Nasdaq Composite Index Fund | — | 36,411 | $84,109 | 0.00% | Long | 2026-02-28 | |
| Fidelity Series Total Market Index Fund | — | 34,070 | $78,702 | 0.00% | Long | 2026-02-28 | |
| Fidelity Small Cap Value Index Fund | — | 29,946 | $73,368 | 0.00% | Long | 2026-03-31 | |
| EQ/2000 Managed Volatility Portfolio | — | 24,737 | $60,606 | 0.00% | Long | 2026-03-31 | |
| Omni Small-Cap Value Fund | — | 21,500 | $52,675 | 0.00% | Long | 2026-03-31 | |
| Small Cap Value Fund | — | 19,114 | $44,153 | 0.02% | Long | 2026-02-28 | |
| SIIT SMALL CAP II FUND | — | 18,782 | $43,386 | 0.02% | Long | 2026-02-28 | |
| U.S. CORE EQUITY 1 PORTFOLIO | — | 18,264 | $42,738 | 0.00% | Long | 2026-01-31 | |
| SIIT SMALL CAP FUND | — | 17,837 | $41,203 | 0.02% | Long | 2026-02-28 | |
| LVIP SSGA Small-Cap Index Fund | — | 16,700 | $40,915 | 0.00% | Long | 2026-03-31 | |
| VANGUARD RUSSELL 2000 VALUE INDEX FUND | — | 16,968 | $39,196 | 0.00% | Long | 2026-02-28 | |
| U.S. CORE EQUITY 2 PORTFOLIO | — | 14,869 | $34,793 | 0.00% | Long | 2026-01-31 | |
| VANGUARD BALANCED INDEX FUND | — | 13,472 | $33,006 | 0.00% | Long | 2026-03-31 | |
| Bridge Builder Small/Mid Cap Value Fund | — | 12,463 | $30,534 | 0.00% | Long | 2026-03-31 | |
| NVIT GS Small Cap Equity Insights Fund | — | 11,624 | $28,479 | 0.01% | Long | 2026-03-31 | |
| JNL/DFA U.S. Small Cap Fund | — | 11,105 | $27,207 | 0.00% | Long | 2026-03-31 | |
| Small Cap Index Fund | — | 9,864 | $22,786 | 0.00% | Long | 2026-02-28 | |
| Small Cap Index Fund | — | 9,221 | $22,591 | 0.00% | Long | 2026-03-31 | |
| Small Company Value Portfolio | — | 8,740 | $21,413 | 0.09% | Long | 2026-03-31 | |
| STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO | — | 8,600 | $21,070 | 0.00% | Long | 2026-03-31 | |
| Dimensional VA U.S. Targeted Value Portfolio | — | 9,096 | $18,556 | 0.00% | Long | 2025-10-31 | |
| Goldman Sachs Variable Insurance Trust Small Cap Equity Insights Fund | — | 7,349 | $18,005 | 0.01% | Long | 2026-03-31 | |
| NVIT Small Cap Index Fund | — | 6,516 | $15,964 | 0.00% | Long | 2026-03-31 | |
| EQ/Small Company Index Portfolio | — | 6,190 | $15,166 | 0.00% | Long | 2026-03-31 | |
| ATM Small Cap Managed Volatility Portfolio | — | 5,817 | $14,252 | 0.00% | Long | 2026-03-31 | |
| Small-Cap Index Portfolio | — | 5,587 | $13,688 | 0.00% | Long | 2026-03-31 | |
| AST Small-Cap Equity Portfolio | — | 5,570 | $13,647 | 0.00% | Long | 2026-03-31 | |
| 1290 VT Micro Cap Portfolio | — | 5,076 | $12,436 | 0.01% | Long | 2026-03-31 | |
| EQ/AB Small Cap Growth Portfolio | — | 4,760 | $11,662 | 0.00% | Long | 2026-03-31 | |
| DWS Small Cap Index VIP | — | 3,702 | $9,070 | 0.00% | Long | 2026-03-31 | |
| 1290 VT Small Cap Value Portfolio | — | 3,693 | $9,048 | 0.00% | Long | 2026-03-31 | |
| Avantis U.S. Small Cap Equity ETF | — | 3,873 | $8,947 | 0.00% | Long | 2026-02-28 | |
| LVIP Dimensional U.S. Core Equity 1 Fund | — | 3,494 | $8,560 | 0.00% | Long | 2026-03-31 | |
| BlackRock Small Cap Index V.I. Fund | — | 2,727 | $6,681 | 0.00% | Long | 2026-03-31 |
Showing 1–50 of 77 positions