Security key
56155L108
MAMMOTH ENERGY SERVICES, INC. - Common Stock, $0.01 par value (TUSK)
CUSIP: 56155L108
Q4 2024 13F Holders as of 31 Dec 2024
- Security type / class
- Equity / Common Stock, $0.01 par value
- Total 13F shares
- 37,547,160
- Total 13F value
- $112,640,237
- Share change
- -20,377
- Put/Call ratio
- 100%
- SEC-reported price per share
- $3.00
- Number of holders
- 65
- Value change
- -$189,407
- Number of buys
- 32
- Number of sells
- 22
- Shares outstanding
- 48,179,010
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
65
Top holders
10
TUSK full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
MAMMOTH ENERGY SERVICES, INC. SEC filings
MAMMOTH ENERGY SERVICES, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 56155L108
Recent filing periods:
Ownership snapshot
Top reported holders of TUSK - MAMMOTH ENERGY SERVICES, INC. - Common Stock, $0.01 par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
GPOR Distribution Trust
Disclosed value leader
WEXFORD CAPITAL LP
Comparable rows
0/15
Latest evidence
30 Sep 2024
3/4/5
13F
Highest disclosed value: $90,258,985
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
WEXFORD CAPITAL LP has the largest disclosed position value at $90.26M.
0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens WEXFORD CAPITAL LP's linked filing trail.
Disclosed position value
Top 5
GPOR Distribution Trust
$42.8M
WEXFORD CAPITAL LP
$90.26M
ADAGE CAPITAL PARTNERS GP, L.L.C.
$16.58M
VALUEWORKS LLC
$12.83M
BlackRock, Inc.
$5.99M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| GPOR Distribution Trust |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$42,797,852
9,829,548 shares
|
— | 30 Jun 2021 |
| WEXFORD CAPITAL LP |
13F
Company
|
—
denominator unverified
|
$90,258,985
22,068,212 shares
|
— | 30 Sep 2024 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
—
denominator unverified
|
$16,579,727
4,053,723 shares
|
— | 30 Sep 2024 |
| VALUEWORKS LLC |
13F
Company
|
—
denominator unverified
|
$12,828,000
3,136,371 shares
|
— | 30 Sep 2024 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$5,988,218
1,464,112 shares
|
— | 30 Sep 2024 |
| ROYCE & ASSOCIATES LP |
13F
Company
|
—
denominator unverified
|
$5,526,506
1,351,224 shares
|
— | 30 Sep 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
65
Shares
37,547,160
Rows available
65
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
64
Q4 2024 holders
65
Holder diff
1
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend