Q2 2025 13F Holders as of 6/30/2025
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Type / Class
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Equity / Common Stock, $0.01 par value
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Shares outstanding
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48.2M
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Number of holders
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65
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Total 13F shares, excl. options
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36.4M
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Shares change
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-916K
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Total reported value, excl. options
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$102M
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Value change
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-$2.37M
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Number of buys
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34
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Number of sells
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-23
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Price
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$2.80
Significant Holders of Mammoth Energy Services, Inc. - Common Stock, $0.01 par value (TUSK) as of Q2 2025
73 filings reported holding TUSK - Mammoth Energy Services, Inc. - Common Stock, $0.01 par value as of Q2 2025.
Mammoth Energy Services, Inc. - Common Stock, $0.01 par value (TUSK) has 65 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 36.4M shares
of 48.2M outstanding shares and own 75.58% of the company stock.
Largest 10 shareholders include WEXFORD CAPITAL LP (22.1M shares), ADAGE CAPITAL PARTNERS GP, L.L.C. (4.58M shares), VALUEWORKS LLC (2.39M shares), BlackRock, Inc. (1.47M shares), DIMENSIONAL FUND ADVISORS LP (994K shares), VANGUARD GROUP INC (957K shares), GEODE CAPITAL MANAGEMENT, LLC (581K shares), STATE STREET CORP (409K shares), BRIDGEWAY CAPITAL MANAGEMENT, LLC (350K shares), and NORTHERN TRUST CORP (194K shares).
This table shows the top 65 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.