SEC Insider Transactions from Martinez Jason Joseph.

Last updated: 2026-04-03 23:05 UTC | Total transactions: 12

Director Jason Joseph Martinez sold Gulfport Energy Corp ($GPOR) shares on the open market four times over the past year, for a total of nearly $239,000. His most recent sale occurred on September 9, 2025. These transactions rank 8,068th among nearly 12,000 insiders by sale value, well below the average of $8.6 million across 6.4 transactions per seller. He made no open market purchases in this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
April 2, 2026 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 400 $213.40 3,888.0000 19,500,000 9.33% 0.00%
Sept. 9, 2025 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 600 $171.57 4,288.0000 17,608,000 12.27% 0.00%
June 4, 2025 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 300 $192.83 4,888.0000 17,816,000 5.78% 0.00%
June 4, 2025 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 100 $193.50 5,488.0000 17,816,000 1.79% 0.00%
June 4, 2025 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 300 $194.61 5,188.0000 17,816,000 5.47% 0.00%
May 21, 2025 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director A Common Stock 770 $0.00 5,588.0000 17,816,000 15.98% 0.00%
Dec. 31, 2024 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 868 $181.61 4,818.0000 17,825,000 15.27% 0.00%
Nov. 22, 2024 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 875 $176.91 5,686.0000 17,825,000 13.34% 0.00%
Nov. 20, 2024 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 875 $171.18 6,561.0000 17,825,000 11.77% 0.00%
May 23, 2024 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director A Common Stock 964 $0.00 7,436.0000 18,089,000 14.89% 0.01%
May 6, 2024 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 800 $153.77 6,472.0000 18,089,000 11.00% 0.00%
Jan. 8, 2024 GULFPORT ENERGY CORP $GPOR Martinez Jason Joseph Director S Common Stock 1235 $122.15 7,272.0000 18,300,000 14.52% 0.01%