Type / Class
Equity / Ordinary Shares, par value $0.01 per share
Shares outstanding
54.4M
Number of holders
163
Total 13F shares, excl. options
53.4M
Shares change
-179K
Total reported value, excl. options
$1.32B
Value change
-$28.1M
Put/Call ratio
1.24
Number of buys
75
Number of sells
-98
Price
$24.77

Significant Holders of PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) as of Q1 2024

224 filings reported holding PRTA - PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share as of Q1 2024.
PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) has 163 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 53.4M shares of 54.4M outstanding shares and own 98.11% of the company stock.
Largest 10 shareholders include EcoR1 Capital, LLC (11.6M shares), FMR LLC (8.01M shares), PRICE T ROWE ASSOCIATES INC /MD/ (4.2M shares), WELLINGTON MANAGEMENT GROUP LLP (3.75M shares), BlackRock Inc. (3.72M shares), STATE STREET CORP (3.47M shares), Palo Alto Investors LP (1.66M shares), JANUS HENDERSON GROUP PLC (1.31M shares), VANGUARD GROUP INC (1.13M shares), and ARMISTICE CAPITAL, LLC (1.1M shares).
This table shows the top 163 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.