Type / Class
Equity / Ordinary Shares, par value $0.01 per share
Shares outstanding
54,411,037
Total 13F shares
3,345,936
Share change
+100,782
Total reported value
$31,913,916
Price per share
$9.55
Number of holders
46
Value change
+$954,679
Number of buys
17
Number of sells
22

Institutional Holders of PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) as of Q4 2025

As of 31 Dec 2025, PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) was held by 46 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 3,345,936 shares. The largest 10 holders included VANGUARD GROUP INC, UBS Group AG, Focused Wealth Management, Inc, Hennion & Walsh Asset Management, Inc., Assenagon Asset Management S.A., Duncan Williams Asset Management, LLC, SG Americas Securities, LLC, PINNACLE ASSOCIATES LTD, MASSACHUSETTS FINANCIAL SERVICES CO /MA/, and PROFUND ADVISORS LLC. This page lists 46 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.