Updated Jul 16, 2026
Martinez Jason Joseph has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $651K.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-01 | GPOR | GULFPORT ENERGY CORP | A — Grant or award | 1.0K | $0.00 | |
| 2026-04-03 | GPOR | GULFPORT ENERGY CORP | S — Open-market sale | 400 | $213.40 | $85K |
| 2025-09-09 | GPOR | GULFPORT ENERGY CORP | S — Open-market sale | 600 | $171.57 | $103K |
| 2024-12-31 | GPOR | GULFPORT ENERGY CORP | S — Open-market sale | 868 | $181.61 | $158K |
| 2024-11-22 | GPOR | GULFPORT ENERGY CORP | S — Open-market sale | 875 | $176.91 | $155K |
| 2024-11-22 | GPOR | GULFPORT ENERGY CORP | S — Open-market sale | 875 | $171.18 | $150K |
Martinez Jason Joseph is a corporate insider — currently tracked as Director of GULFPORT ENERGY CORP (GPOR). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 5 open-market sales ($651K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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