MAMMOTH ENERGY SERVICES, INC. (TUSK)
Nasdaq · Oil & Gas Field Services, NEC · Inc. DE
What they're doing
Between 2026-06-14 and 2026-09-12, public records show 2 signals for MAMMOTH ENERGY SERVICES, INC.. Most notable: 2026-06-17: Wexford GP LLC (director) bought $10.5M of stock; 2026-06-17: WEXFORD CAPITAL LP; Wexford GP LLC; DAVIDSON CHARLES E; JACOBS JOSEPH (director) bought $10.5M of stock. Federal contract obligations over the last 24 months total $0. This summary was assembled automatically from SEC EDGAR, USAspending.gov, U.S. Senate lobbying disclosures and Wikimedia pageview counts.
Generated 2026-09-12 from public records.
Signals, last 12 months
- Insider purchaseWEXFORD CAPITAL LP; Wexford GP LLC; DAVIDSON CHARLES E; JACOBS JOSEPH (director) bought $10.5M of stock
- Insider purchaseWexford GP LLC (director) bought $10.5M of stock
- Material 8-K filingFiled 8-K disclosing material agreement, acquisition or disposition of assets
Insider transactions
| Date | Insider | Role | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-09-16 | Plaumann Mark Lawrence | director | P | 5,000 | 3 | $15,000 |
| 2026-06-26 | Lancaster Phillip | director | J | 68,152 | 0 | $0 |
| 2026-06-17 | Jacobi Paul M. | director | J | 3,211 | 0 | $0 |
| 2026-06-17 | Amron Holdings LLC | director | J | 10,329 | 0 | $0 |
| 2026-06-17 | Amron Holdings LLC | director | J | 19,121 | 0 | $0 |
| 2026-06-17 | Wexford GP LLC | director | J | 6,354,667 | 0 | $0 |
| 2026-06-17 | Wexford GP LLC | director | P | 4,019,574 | 2.6 | $10,450,892 |
| 2026-06-17 | Wexford GP LLC | director | J | 1,072,896 | 0 | $0 |
| 2026-06-17 | CD Holding Company, LLC | ten percent owner | J | 4,066,610 | 0 | $0 |
| 2026-06-17 | CD Holding Company, LLC | ten percent owner | J | 2,403,831 | 0 | $0 |
| 2026-06-17 | Jacobi Paul M. | director | J | 3,211 | 0 | $0 |
| 2026-06-17 | Amron Arthur H; Amron Holdings LLC | director | J | 19,121 | 0 | $0 |
| 2026-06-17 | Amron Arthur H; Amron Holdings LLC | director | J | 10,329 | 0 | $0 |
| 2026-06-17 | WEXFORD CAPITAL LP; Wexford GP LLC; DAVIDSON CHARLES E; JACOBS JOSEPH | director | J | 1,072,896 | 0 | $0 |
| 2026-06-17 | WEXFORD CAPITAL LP; Wexford GP LLC; DAVIDSON CHARLES E; JACOBS JOSEPH | director | J | 6,354,667 | 0 | $0 |
| 2026-06-17 | WEXFORD CAPITAL LP; Wexford GP LLC; DAVIDSON CHARLES E; JACOBS JOSEPH | director | P | 4,019,574 | 2.6 | $10,468,177 |
| 2026-06-17 | DAVIDSON CHARLES E; CD Holding Company, LLC | ten percent owner | J | 2,403,831 | 0 | $0 |
| 2026-06-17 | DAVIDSON CHARLES E; CD Holding Company, LLC | ten percent owner | J | 4,066,610 | 0 | $0 |
| 2026-06-12 | Amron Arthur H | director | P | 2,000 | 3.28 | $6,560 |
| 2026-06-12 | Amron Arthur H | director | P | 2,000 | 3.28 | $6,560 |
| 2026-06-11 | Amron Arthur H | director | P | 2,500 | 3.22 | $8,050 |
| 2026-06-11 | Amron Arthur H | director | P | 2,500 | 3.22 | $8,050 |
| 2026-05-28 | Amron Arthur H | director | P | 3,000 | 3.25 | $9,750 |
| 2026-05-28 | Amron Arthur H | director | P | 3,000 | 3.25 | $9,750 |
| 2026-05-26 | Amron Arthur H | director | P | 2,500 | 3.24 | $8,100 |
| 2026-05-26 | Amron Arthur H | director | P | 2,500 | 3.24 | $8,100 |
| 2025-12-11 | Amron Arthur H | director | P | 10,000 | 1.89 | $18,900 |
| 2025-12-11 | Amron Arthur H | director | P | 10,000 | 1.89 | $18,900 |
| 2025-05-22 | SMITH ARTHUR L | director | S | 20,000 | 2.51 | $50,200 |
| 2025-05-22 | SMITH ARTHUR L | director | S | 20,000 | 2.51 | $50,200 |
| 2025-05-20 | SMITH ARTHUR L | director | S | 50,000 | 2.51 | $125,500 |
| 2025-05-20 | SMITH ARTHUR L | director | S | 50,000 | 2.51 | $125,500 |
| 2025-05-19 | SMITH ARTHUR L | director | S | 15,000 | 2.49 | $37,350 |
| 2025-05-19 | SMITH ARTHUR L | director | S | 15,000 | 2.49 | $37,350 |
| 2024-12-12 | Amron Arthur H | director | P | 1,000 | 2.97 | $2,970 |
| 2024-12-12 | Amron Arthur H | director | P | 1,000 | 2.97 | $2,971 |
| 2024-11-25 | Booker Corey J. | director | S | 15,000 | 3.47 | $52,050 |
| 2024-11-25 | Booker Corey J. | director | S | 15,000 | 3.47 | $52,050 |
| 2024-11-22 | Booker Corey J. | director | S | 10,000 | 3.43 | $34,300 |
| 2024-11-22 | Booker Corey J. | director | S | 10,000 | 3.43 | $34,300 |
| 2024-11-21 | Booker Corey J. | director | S | 6,709 | 3.25 | $21,804 |
| 2024-11-21 | Booker Corey J. | director | S | 6,709 | 3.25 | $21,804 |
| 2024-11-20 | Booker Corey J. | director | S | 5,000 | 3.21 | $16,050 |
| 2024-11-20 | Booker Corey J. | director | S | 5,000 | 3.21 | $16,050 |
| 2024-11-14 | Booker Corey J. | director | S | 3,607 | 3.5 | $12,625 |
| 2024-11-14 | Booker Corey J. | director | S | 3,607 | 3.5 | $12,625 |
| 2024-11-13 | Booker Corey J. | director | S | 7,100 | 3.68 | $26,128 |
| 2024-11-13 | Booker Corey J. | director | S | 7,100 | 3.68 | $26,100 |
| 2024-11-11 | Booker Corey J. | director | S | 3,494 | 3.61 | $12,613 |
| 2024-11-11 | Booker Corey J. | director | S | 3,494 | 3.61 | $12,613 |
Federal contracts
No federal contract actions on record for this recipient mapping.
Lobbying
No federal lobbying filings on record for this client mapping.
Public attention
No Wikipedia pageview data linked to this company.