TUSK NASDAQ
Mammoth Energy Services, Inc.
1W: +4.3%
1M: +37.0%
3M: +50.9%
YTD: +73.1%
1Y: +39.2%
3Y: -6.3%
5Y: +9.7%
$3.25
-0.16 (-4.69%)
Weekly Expected Move ±15.5%
$2
$3
$3
$4
$4
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🏦 Institutional Activity
Latest: Q1 202698
Institutions Holding
+12 vs prior
18.9%
Ownership
-21.56%
27
New
21
Increased
39
Reduced
23
Closed
👔 Insider Trades
4 records| Date | Name | Title | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2025-12-11 | Amron Arthur H | director | P-Purchase | 10,000 | $1.89 | $19K | Filing |
| 2025-05-22 | SMITH ARTHUR L | director | S-Sale | 20,000 | $2.51 | $50K | Filing |
| 2025-05-20 | SMITH ARTHUR L | director | S-Sale | 50,000 | $2.51 | $125K | Filing |
| 2025-05-19 | SMITH ARTHUR L | director | S-Sale | 15,000 | $2.49 | $37K | Filing |
🏛️ Congressional Trades
0 records| Date | Politician | Chamber | Type | Amount | Filing |
|---|---|---|---|---|---|
| No congressional trades found | |||||
🏦 Top Institutional Holders
20 holders| Holder | Shares | Value | Date Reported | Filing | |
|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 4,575,000 | $11M | — | 2026-03-31 | Filing |
| BlackRock, Inc. | 1,454,839 | $4M | -18,205 | 2026-03-31 | Filing |
| VANGUARD CAPITAL MANAGEMENT LLC | 819,120 | $2M | +819,120 | 2026-03-31 | Filing |
| DIMENSIONAL FUND ADVISORS LP | 686,199 | $2M | -13,479 | 2026-03-31 | Filing |
| Peapod Lane Capital LLC | 599,805 | $2M | +599,805 | 2026-03-31 | Filing |
| GEODE CAPITAL MANAGEMENT, LLC | 610,926 | $1M | +25,207 | 2026-03-31 | Filing |
| STATE STREET CORP | 421,922 | $1M | +13,438 | 2026-03-31 | Filing |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 332,313 | $814K | -77,678 | 2026-03-31 | Filing |
| Empowered Funds, LLC | 241,313 | $591K | +22,322 | 2026-03-31 | Filing |
| RENAISSANCE TECHNOLOGIES LLC | 231,972 | $568K | +45,900 | 2026-03-31 | Filing |
| GOLDMAN SACHS GROUP INC | 223,489 | $548K | +133,545 | 2026-03-31 | Filing |
| NORTHERN TRUST CORP | 187,128 | $458K | +19,283 | 2026-03-31 | Filing |
| VANGUARD FIDUCIARY TRUST CO | 170,131 | $417K | +170,131 | 2026-03-31 | Filing |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 163,259 | $400K | +163,259 | 2026-03-31 | Filing |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 140,145 | $343K | +140,145 | 2026-03-31 | Filing |
| Bank of New York Mellon Corp | 132,539 | $325K | -135 | 2026-03-31 | Filing |
| Centiva Capital, LP | 111,108 | $272K | +69,791 | 2026-03-31 | Filing |
| STIFEL FINANCIAL CORP | 105,572 | $259K | — | 2026-03-31 | Filing |
| OSAIC HOLDINGS, INC. | 72,419 | $177K | -7,267 | 2026-03-31 | Filing |
| WELLINGTON MANAGEMENT GROUP LLP | 68,415 | $168K | +12,017 | 2026-03-31 | Filing |