Type / Class
Equity / Ordinary Shares, par value $0.01 per share
Shares outstanding
54.4M
Number of holders
188
Total 13F shares, excl. options
51.8M
Shares change
+2.49M
Total reported value, excl. options
$2.51B
Value change
+$113M
Put/Call ratio
0.56
Number of buys
95
Number of sells
-87
Price
$48.47

Significant Holders of PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) as of Q1 2023

229 filings reported holding PRTA - PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share as of Q1 2023.
PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) has 188 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 51.8M shares of 54.4M outstanding shares and own 95.28% of the company stock.
Largest 10 shareholders include EcoR1 Capital, LLC (11.6M shares), FMR LLC (6.76M shares), BlackRock Inc. (3.62M shares), PRICE T ROWE ASSOCIATES INC /MD/ (3.2M shares), WELLINGTON MANAGEMENT GROUP LLP (2.27M shares), STATE STREET CORP (2.1M shares), Palo Alto Investors LP (1.66M shares), JANUS HENDERSON GROUP PLC (1.6M shares), First Light Asset Management, LLC (1.51M shares), and DIMENSIONAL FUND ADVISORS LP (1.23M shares).
This table shows the top 188 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
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.