SEC Insider Transactions from Zitkus Lester.

Last updated: 2026-03-26 23:02 UTC | Total transactions: 18

Zitkus Lester, SVP of Land at Gulfport Energy Corp ($GPOR), sold shares on the open market four times over the last year for a total of $1.26 million. His most recent GPOR insider sale occurred on January 7, 2026. These transactions rank 4,410th among 11,678 insiders in our database, well below the average $8.6 million sold across 6.4 trades. Lester made no open market purchases.

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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
March 24, 2026 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 1873 $213.90 5,948.0000 19,500,000 23.95% 0.01%
Jan. 7, 2026 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 700 $187.27 7,821.0000 19,500,000 8.21% 0.00%
Jan. 7, 2026 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 1606 $186.68 8,521.0000 19,500,000 15.86% 0.01%
Jan. 7, 2026 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 2439 $184.58 10,127.0000 19,500,000 19.41% 0.01%
Jan. 2, 2026 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land A Common Stock 8566 $0.00 16,387.0000 19,500,000 109.53% 0.04%
Jan. 2, 2026 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 3821 $207.99 12,566.0000 19,500,000 23.32% 0.02%
May 20, 2025 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 1914 $195.47 7,821.0000 17,816,000 19.66% 0.01%
March 1, 2025 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land A Common Stock 1296 $0.00 10,424.0000 17,800,000 14.20% 0.01%
March 3, 2025 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 433 $169.80 9,735.0000 17,800,000 4.26% 0.00%
March 1, 2025 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 256 $169.80 10,168.0000 17,800,000 2.46% 0.00%
Aug. 12, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 773 $142.43 9,128.0000 18,137,000 7.81% 0.00%
July 21, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 187 $157.92 9,901.0000 18,137,000 1.85% 0.00%
May 17, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land A Common Stock 22395 $0.00 31,329.0000 18,089,000 250.67% 0.12%
May 20, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 3264 $159.96 18,188.0000 18,089,000 15.22% 0.02%
May 21, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land S Common Stock 8100 $159.83 10,088.0000 18,089,000 44.53% 0.04%
May 17, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 9877 $158.37 21,452.0000 18,089,000 31.53% 0.05%
March 3, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land F Common Stock 464 $142.00 8,934.0000 18,300,000 4.94% 0.00%
March 1, 2024 GULFPORT ENERGY CORP $GPOR Zitkus Lester SVP, Land A Common Stock 1550 $0.00 9,398.0000 18,300,000 19.75% 0.01%