Type / Class
Equity / Ordinary Shares, par value $0.01 per share
Shares outstanding
53,840,864
Total 13F shares
41,776,362
Share change
-10,515,351
Total reported value
$253,618,091
Put/Call ratio
90%
Price per share
$6.07
Number of holders
189
Value change
-$154,368,994
Number of buys
105
Number of sells
63

Institutional Holders of PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) as of Q2 2025

As of 30 Jun 2025, PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) was held by 189 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 41,776,362 shares. The largest 10 holders included FMR LLC, BlackRock, Inc., ADAR1 Capital Management, LLC, ARMISTICE CAPITAL, LLC, VANGUARD GROUP INC, Palo Alto Investors LP, FEDERATED HERMES, INC., CITADEL ADVISORS LLC, ACADIAN ASSET MANAGEMENT LLC, and STATE STREET CORP. This page lists 188 institutional shareholders reporting positions in this security for the Q2 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.