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Prothena Corporation plc (PRTA) Insider Trading

Total insider buys:
  • $61,564,116.72
Total insider sells:
  • $155,285,816.50
Most recent insider trade:
  • Jan. 24, 2024
Most active insider trader:
  • Karin L. Walker
Trader NameDateTitleAmountPriceTypeTotal Value
Jan. 24, 2024CAO5,000$34.00Sell$170,000.00
Dec. 20, 2023CAO5,000$37.19Sell$185,950.00
Nov. 30, 2023CAO5,000$34.00Sell$170,000.00
Oct. 25, 2023CAO5,000$41.04Sell$205,200.00
Oct. 11, 2023COO4,000$46.75Sell$187,000.00
Oct. 4, 2023insider5,000$46.62Sell$233,100.00
Sept. 27, 2023insider5,000$47.38Sell$236,900.00
Sept. 19, 2023CAO5,000$52.36Sell$261,800.00
Sept. 13, 2023COO4,000$55.49Sell$221,960.00
Sept. 13, 2023insider2,000$55.48Sell$110,960.00
Sept. 6, 2023insider5,000$54.76Sell$273,800.00
Aug. 30, 2023insider5,000$55.01Sell$275,050.00
Aug. 18, 2023CAO5,000$57.18Sell$285,900.00
Aug. 16, 2023insider2,000$58.74Sell$117,480.00
Aug. 16, 2023COO4,000$58.71Sell$234,840.00
Aug. 2, 2023insider4,000$67.05Sell$268,200.00
July 26, 2023insider5,000$62.33Sell$311,650.00
July 19, 2023CAO5,000$69.19Sell$345,950.00
July 12, 2023insider2,000$67.51Sell$135,020.00
July 12, 2023COO4,000$67.51Sell$270,040.00
July 5, 2023insider5,000$68.13Sell$340,650.00
July 3, 2023Director5,000$67.43Sell$337,150.00
June 28, 2023insider5,000$69.82Sell$349,100.00
June 16, 2023insider7,331$74.00Sell$542,494.00
June 14, 2023COO5,333$73.98Sell$394,535.34
June 14, 2023insider4,669$74.22Sell$346,533.18
June 7, 2023insider19,000$71.06Sell$1,350,140.00
May 31, 2023insider5,000$64.64Sell$323,200.00
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, 2023CFO10,000$48.43Sell$484,300.00
March 15, 2023insider15,000$48.44Sell$726,600.00
March 15, 2023CAO20,000$48.42Sell$968,400.00
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
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  • Insiders are both buying and selling Prothena Corporation plc stock.

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

  • The most active insider trader at Prothena Corporation plc is Karin L. Walker 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 Jan. 24, 2024.

  • 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.