| Filed On | Filing |
|---|---|
| 14 Feb 2018 |
Form 5: Gulfport Energy Corp, Director · Mammoth Energy Services Inc
Received 2,098,137 shares as a grant or award |
| 16 Jul 2001 | Form 5 |
| 16 Jul 2001 | Form 5 |
| 16 Jul 2001 | Form 5 |
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