Arthur H. Amron, Director at MAMMOTH ENERGY SERVICES, INC. (TUSK), bought 5,500 shares at $3.24 ($18K) on 2026-05-26, disclosed to the SEC on 2026-05-28.
Open-market purchase of $18k TUSK by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $3.24 | 2,500 | $8K | 45.4% |
| 2 | $3.25 | 3,000 | $10K | 54.6% |
| Total | $3.25 avg | 5,500 | $18K | 100% |
| Filing → |
| TUSK | BUY | 2024-12-16 | $3K | — | Filing → |
| NEPH | BUY | 2024-05-30 | $11K | — | Filing → |
| TUSK | BUY | 2024-05-30 | $18K | — | Filing → |