Martinez Jason Joseph (CIK 1861553) reported 7 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-01). Recent activity: Buy GPOR (1,028 shares), Sell GPOR (400 shares), Sell GPOR (600 shares), Sell GPOR (300 shares), Sell GPOR (100 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-01 | GULFPORT ENERGY CORP (GPOR) | Director | Buy | 1,028 | $0 |
| 2026-04-03 | GULFPORT ENERGY CORP (GPOR) | Director | Sell | 400 | $85,360 |
| 2025-09-09 | GULFPORT ENERGY CORP (GPOR) | Director | Sell | 600 | $102,942 |
| 2025-06-05 | GULFPORT ENERGY CORP (GPOR) | Director | Sell | 300 | $57,849 |
| 2025-06-05 | GULFPORT ENERGY CORP (GPOR) | Director | Sell | 100 | $19,350 |
| 2025-06-05 | GULFPORT ENERGY CORP (GPOR) | Director | Sell | 300 | $58,383 |
| 2025-05-22 | GULFPORT ENERGY CORP (GPOR) | Director | Buy | 770 | $0 |
Source: SEC Form 4 filings · as of 2026-06-01