PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA)

242 filings reported holding PRTA - PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share as of Q4 2022.
PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) has 199 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 49.4M shares of 54.4M outstanding shares and own 90.78% of the company stock.
Largest 10 shareholders include EcoR1 Capital, LLC (11.6M shares), FMR LLC (3.95M shares), BlackRock Inc. (3.49M shares), PRICE T ROWE ASSOCIATES INC /MD/ (3.21M shares), Avidity Partners Management LP (2.95M shares), STATE STREET CORP (2.05M shares), WELLINGTON MANAGEMENT GROUP LLP (1.76M shares), Palo Alto Investors LP (1.66M shares), First Light Asset Management, LLC (1.54M shares), and JANUS HENDERSON GROUP PLC (1.43M shares).
This table shows the top 199 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.

* 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.