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Mammoth Energy Services, Inc.
$2.85 +0.01 (+0.35%) At close · Jul 16
Market Cap
$137.29M
Shares
48,170,647

Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.

Short Squeeze Score
27/100
Short interest 0.3% of shares — P28 Days to cover 1.0 — P15 Price vs VWAP -5.6% — P36 Short-volume trend -14.6% — P11 Short interest change -83.4% — P1 Worst FTD 0.25% of shares — P85

Peer-relative percentile rank across all stocks reporting short interest at the latest settlement date (2026-06-30). Weighted mean of the available factors (short interest 30%, days to cover 20%, price vs VWAP 15%, short-volume trend 15%, short-interest change 10%, fails-to-deliver 10%) plus catalyst boosts (price spike, volume surge, earnings within days), capped at +20 and clamped to 100.

Short Interest History

Settlement Date Current Position Previous Position Change Days to Cover
2026-06-30 132,483 797,469 -664,986 1.00
2026-06-15 797,469 736,516 +60,953 2.84
2026-05-29 736,516 762,212 -25,696 1.90
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
Showing 1–23 of 23 settlements
Key facts CIK 1679268 CUSIP 56155L108 13F (30d) 6 filings 6 filers Visit website Investor relations