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Prothena Corporation plc (PRTA) Insider Trading

Total insider buys:
  • $61,564,116.72
Total insider sells:
  • $146,801,213.98
Most recent insider trade:
  • May 19, 2023
Most active insider trader:
  • Tran Nguyen
Trader NameDateTitleAmountPriceTypeTotal Value
May 19, 2023CAO5,000$74.00Sell$370,000.00
May 17, 2023CFO95,000$73.99Sell$7,029,050.00
May 17, 2023CEO45,000$73.70Sell$3,316,500.00
May 3, 2023Director15,000$57.00Sell$855,000.00
April 26, 2023insider5,000$53.46Sell$267,300.00
April 19, 2023CAO5,000$52.90Sell$264,500.00
March 29, 2023insider5,000$49.02Sell$245,100.00
March 20, 2023CAO5,000$47.72Sell$238,600.00
March 15, 2023insider15,000$48.44Sell$726,600.00
March 15, 2023CAO20,000$48.42Sell$968,400.00
March 15, 2023CFO10,000$48.43Sell$484,300.00
Feb. 15, 2023CFO10,000$53.34Sell$533,400.00
Jan. 18, 2023CFO10,000$55.53Sell$555,300.00
Jan. 10, 2023Director5,000$52.92Sell$264,600.00
Jan. 5, 2023Director5,000$52.67Sell$263,350.00
Jan. 3, 2023Insider15,834$55.98Sell$886,387.32
Dec. 21, 2022CFO10,000$58.97Sell$589,700.00
Dec. 12, 2022Director5,000$61.04Sell$305,200.00
Dec. 5, 2022Director5,000$62.07Sell$310,350.00
Nov. 30, 2022insider5,000$62.28Sell$311,400.00
Nov. 23, 2022CFO10,000$61.09Sell$610,900.00
Nov. 18, 2022CAO10,000$57.07Sell$570,700.00
Nov. 10, 2022Director5,000$56.17Sell$280,850.00
Nov. 7, 2022Director5,000$55.62Sell$278,100.00
Nov. 1, 2022Insider15,833$62.88Sell$995,579.04
Oct. 27, 2022insider20,000$62.00Sell$1,240,000.00
Oct. 24, 2022CAO20,000$57.23Sell$1,144,600.00
Oct. 19, 2022CFO10,000$56.44Sell$564,400.00
Oct. 10, 2022Director5,000$55.91Sell$279,550.00
Oct. 5, 2022Director5,000$57.92Sell$289,600.00
Oct. 3, 2022insider4,000$60.90Sell$243,600.00
Sept. 28, 2022Director10,000$48.09Sell$480,900.00
Sept. 28, 2022Insider31,666$48.09Sell$1,522,817.94
Sept. 28, 2022CEO16,412$53.38Sell$876,072.56
Sept. 21, 2022CFO10,000$30.75Sell$307,500.00
Sept. 21, 2022CEO2,720$32.02Sell$87,094.40
Sept. 15, 2022insider4,000$30.00Sell$120,000.00
Aug. 24, 2022CFO10,000$30.17Sell$301,700.00
Aug. 17, 2022CEO2,181$32.03Sell$69,857.43
Aug. 12, 2022CEO20,284$32.16Sell$652,333.44
Aug. 10, 2022CEO991$32.01Sell$31,721.91
Aug. 5, 2022CEO21,506$32.83Sell$706,041.98
Aug. 1, 2022insider4,000$30.52Sell$122,080.00
July 27, 2022CEO376$32.00Sell$12,032.00
July 22, 2022CFO7,320$32.55Sell$238,266.00
July 20, 2022CFO42,120$32.49Sell$1,368,478.80
July 20, 2022Director15,000$32.90Sell$493,500.00
July 6, 2022insider8,000$30.00Sell$240,000.00
May 5, 2022Major Shareholder1,062,736$29.02Buy$30,840,598.72
April 11, 2022Director5,000$35.08Sell$175,400.00
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  • Insiders are both buying and selling Prothena Corporation plc stock.

  • The insider traders at Prothena Corporation plc are: Tran Nguyen, Gene G Kinney, Karin L Walker, Dennis J Selkoe, Karin L. Walker, Tara Nickerson, Shane Cooke, Richard T Collier, Michael J. Malecek, Lars Ekman, Ecor1 Capital, Llc, Hideki Garren, Arthur W Homan, Christopher S. Henney, Christopher S Henney, Dennis J. Selkoe, Wagner M Zago, Carol D Karp, Martin Koller, Michael J Malecek, Gene Kinney, Dale Schenk, Dale B. Schenk, Co Plc Perrigo, and Arthur W. Homan

  • The most active insider trader at Prothena Corporation plc is Tran Nguyen with 14 trades.

  • Co Plc Perrigo has sold the most Prothena Corporation plc stock with a total value of $158,858,069.76.

  • Ecor1 Capital, Llc has bought the most Prothena Corporation plc stock with a total value of $92,022,067.44.

  • The most recent insider trade for Prothena Corporation plc was on May 19, 2023.

  • The single biggest insider buy for Prothena Corporation plc was from Ecor1 Capital, Llc with a total value of $30,840,598.72 on May 5, 2022.

  • The single biggest insider sell for Prothena Corporation plc was from Co Plc Perrigo with a total value of $79,429,034.88 on Feb. 3, 2014.