Historical shareholding details of Vanguard Health Care Index Fund holdings in Prothena Corporation plc (PRTA)

Monthly changes of Vanguard Health Care Index Fund shareholding in Prothena Corporation plc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Mar 31, 2025	Vanguard Health Care Index Fund	111,039	0.21%

Feb 28, 2025	Vanguard Health Care Index Fund	111,647	0.21%

Jan 31, 2025	Vanguard Health Care Index Fund	111,989	0.21%

Dec 31, 2024	Vanguard Health Care Index Fund	114,546	0.21%

Nov 30, 2024	Vanguard Health Care Index Fund	115,724	0.22%

Oct 31, 2024	Vanguard Health Care Index Fund	116,218	0.22%

Sep 30, 2024	Vanguard Health Care Index Fund	116,522	0.22%

Aug 31, 2024	Vanguard Health Care Index Fund	116,864	0.22%

Jul 31, 2024	Vanguard Health Care Index Fund	116,978	0.22%

Jun 30, 2024	Vanguard Health Care Index Fund	117,586	0.22%

May 31, 2024	Vanguard Health Care Index Fund	117,776	0.22%

Apr 30, 2024	Vanguard Health Care Index Fund	137,638	0.26%

Mar 31, 2024	Vanguard Health Care Index Fund	137,946	0.26%

Feb 29, 2024	Vanguard Health Care Index Fund	138,210	0.26%

Jan 31, 2024	Vanguard Health Care Index Fund	135,856	0.25%

Dec 31, 2023	Vanguard Health Care Index Fund	134,894	0.25%

Nov 30, 2023	Vanguard Health Care Index Fund	135,798	0.25%

Oct 31, 2023	Vanguard Health Care Index Fund	135,589	0.25%

Sep 30, 2023	Vanguard Health Care Index Fund	137,407	0.26%

Aug 31, 2023	Vanguard Health Care Index Fund	137,323	0.26%

Jul 31, 2023	Vanguard Health Care Index Fund	136,300	0.25%

Jun 30, 2023	Vanguard Health Care Index Fund	135,082	0.26%

May 31, 2023	Vanguard Health Care Index Fund	136,483	0.26%

Apr 30, 2023	Vanguard Health Care Index Fund	118,421	0.22%