TUSK
Mammoth Energy Services, Inc.Company with tickers: TUSK
CIK
1679268
CUSIP
56155L108
Shares Outstanding
48,170,647
13F Activity (30d)
81 filings
79 filers
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-05-15 | 762,212 | 866,425 | -104,213 | 1.68 |
| 2026-04-30 | 866,425 | 977,527 | -111,102 | 2.79 |
| 2026-04-15 | 977,527 | 1,048,211 | -70,684 | 4.21 |
| 2026-03-31 | 1,048,211 | 864,244 | +183,967 | 2.87 |
| 2026-03-13 | 864,244 | 694,312 | +169,932 | 2.53 |
| 2026-02-27 | 694,312 | 675,764 | +18,548 | 5.05 |
| 2026-02-13 | 675,764 | 704,645 | -28,881 | 4.16 |
| 2026-01-30 | 704,645 | 710,545 | -5,900 | 4.29 |
| 2026-01-15 | 710,545 | 737,268 | -26,723 | 2.19 |
| 2025-12-31 | 737,268 | 646,289 | +90,979 | 2.55 |
| 2025-12-15 | 646,289 | 367,029 | +279,260 | 1.28 |
| 2025-11-28 | 367,029 | 270,949 | +96,080 | 3.42 |
| 2025-11-14 | 270,949 | 193,117 | +77,832 | 2.32 |
| 2025-10-31 | 193,117 | 237,931 | -44,814 | 2.03 |
| 2025-10-15 | 237,931 | 243,051 | -5,120 | 2.25 |
| 2025-09-30 | 243,051 | 234,989 | +8,062 | 1.86 |
| 2025-09-15 | 234,989 | 211,357 | +23,632 | 3.40 |
| 2025-08-29 | 211,357 | 215,400 | -4,043 | 2.63 |
| 2025-08-15 | 215,400 | 191,642 | +23,758 | 1.84 |
| 2025-07-31 | 191,642 | 213,257 | -21,615 | 2.49 |
| 2025-07-15 | 213,257 | 306,808 | -93,551 | 2.76 |
| 2025-06-30 | 306,808 | 378,541 | -71,733 | 1.97 |
| 2025-06-13 | 378,541 | 506,261 | -127,720 | 3.94 |
| 2025-05-30 | 506,261 | 546,742 | -40,481 | 3.01 |