$PRTA 3 SEC Filings

Filed On	Filing
18 Aug 2026	Form 3: Fennell Todd W., 10% owner No securities owned
11 Aug 2026	Form 3: Fennell Todd W., 10% owner No securities owned
12 Jun 2026	Form 3: Isaacs Michael John, General Counsel & Company Sec. Holds 48,825 shares of Ordinary Shares, par value $0.01 per share
14 May 2026	Form 3: Scully William P, 10% owner Holds 736,000 shares of Ordinary Shares, par value $0.01 per share
10 Apr 2026	Form 3: Kingston Anne Evans, Chief Strategy Officer Holds 66,942 shares of Ordinary Shares, par value $0.01 per share
01 May 2025	Form 3: Scully William P, 10% owner Holds 794,257 shares of Ordinary Shares, par value $0.01 per share
03 Oct 2024	Form 3: Swanson Chad J., Chief Development Officer
05 Mar 2024	Form 3: Ford David A, Chief People Officer No securities owned
23 Feb 2024	Form 3: Welch Daniel G, Director No securities owned
19 May 2023	Form 3: Dunn William H. Jr., Director No securities owned
02 Sep 2022	Form 3: Kim Helen Susan, Director No securities owned
21 May 2021	Form 3: Patel Sanjiv, Director No securities owned
07 Apr 2021	Form 3: Garren Hideki, Chief Medical Officer No securities owned
04 Mar 2020	Form 3: Smith Brandon S., Chief Business Officer No securities owned
13 Dec 2019	Form 3: Nodelman Oleg, Director Holds 9,426,640 shares of Ordinary Shares
27 Aug 2019	Form 3: EcoR1 Capital, Llc, 10% owner Holds 9,426,640 shares of Ordinary Shares
03 Jul 2019	Form 3: Cobb Paula K, Director No securities owned
03 Jul 2019	Form 3: Malecek Michael J, See Remarks No securities owned
13 Dec 2018	Form 3: Tripuraneni Radhika, Chief Development Officer
13 Jun 2017	Form 3: Zago Wagner M., Chief Scientific Officer

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