Protagonist Therapeutics Inc (PTGX) Insider Trading

Total insider buys:
  • $7,350,488.50
Total insider sells:
  • $29,119,742.41
Most recent insider trade:
  • Aug. 27, 2025
Most active insider trader:
  • Dinesh V Ph D Patel
Trader NameDateTitleAmountPriceTypeTotal Value
Dec. 22, 2017Insider3,529$20.50Sell$72,344.50
Dec. 20, 2017Insider1,790$19.55Sell$34,994.50
Dec. 18, 2017CFO8,000$20.00Sell$160,000.00
Dec. 18, 2017Insider875$20.00Sell$17,500.00
Nov. 30, 2017Insider875$20.00Sell$17,500.00
Nov. 13, 2017Insider7,000$16.97Sell$118,790.00
Oct. 5, 2017Insider2,017$19.00Sell$38,323.00
Sept. 12, 2017Insider3,687$14.31Sell$52,760.97
Aug. 29, 2017Insider1,512$17.00Sell$25,704.00
Aug. 28, 2017Insider3,500$15.00Sell$52,500.00
July 10, 2017Insider3,500$12.68Sell$44,380.00
Aug. 16, 2016Director583,333$12.00Buy$6,999,996.00
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  • Insiders are both buying and selling Protagonist Therapeutics Inc stock.

  • The insider traders at Protagonist Therapeutics Inc are: Dinesh V Ph D Patel, David Y Liu, X L.P. Canaan, William D Waddill, Asif Ali, David Y. Liu, Arturo Md Molina, Richard S Shames, Suneel Gupta, Bryan Giraudo, Richard S. Shames, Donald A Kalkofen, Dinesh V. Ph D. Patel, Armen Shanafelt, Harold E Selick, Sarah B Noonberg, and Thomas P O'neil

  • The most active insider trader at Protagonist Therapeutics Inc is Dinesh V Ph D Patel with 14 trades.

  • Dinesh V Ph D Patel has sold the most Protagonist Therapeutics Inc stock with a total value of $12,031,288.26.

  • Armen Shanafelt has bought the most Protagonist Therapeutics Inc stock with a total value of $13,999,992.00.

  • The most recent insider trade for Protagonist Therapeutics Inc was on Aug. 27, 2025.

  • The single biggest insider buy for Protagonist Therapeutics Inc was from Armen Shanafelt with a total value of $6,999,996.00 on Aug. 16, 2016.

  • The single biggest insider sell for Protagonist Therapeutics Inc was from Suneel Gupta with a total value of $4,762,239.48 on Nov. 25, 2024.