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Prothena (PRTA) 10% owner William Scully adds 37,500 shares in open-market buys - Stock TitanStock Titan · Mon, 10 Aug 2026 19:25:09 GMTFMR LLC discloses 13.8% Prothena (PRTA) ownership; key fund holds 6.4% - Stock TitanStock Titan · Thu, 06 Aug 2026 14:40:07 GMTProthena Corp Public Ltd Co (PRTA) discloses executive share sales and tax withholding - Stock TitanStock Titan · Fri, 31 Jul 2026 00:41:53 GMTProthena Sets Aug. 6 Results Release, No Conference Call - Stock TitanStock Titan · Thu, 30 Jul 2026 07:00:00 GMTProthena Q2 Results: Financial data release set for Aug 6 - scanx.tradescanx.trade · Thu, 30 Jul 2026 07:00:00 GMTBlackRock (PRTA holder) discloses 6.9% beneficial stake in Prothena common stock - Stock TitanStock Titan · Wed, 29 Jul 2026 07:00:00 GMTPROTHENA CORP PUBLIC LTD CO SEC Filing (Jul 29, 2026) - Stock TitanStock Titan · Wed, 29 Jul 2026 07:00:00 GMT