Type / Class
Equity / Ordinary Shares, par value $0.01 per share
Shares outstanding
54.4M
Number of holders
117
Total 13F shares, excl. options
31M
Shares change
-1.07M
Total reported value, excl. options
$373M
Value change
-$10.9M
Put/Call ratio
0.77
Number of buys
41
Number of sells
-68
Price
$12.01

Significant Holders of PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) as of Q4 2020

149 filings reported holding PRTA - PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share as of Q4 2020.
PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) has 117 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 31M shares of 54.4M outstanding shares and own 57.04% of the company stock.
Largest 10 shareholders include EcoR1 Capital, LLC (9.43M shares), First Light Asset Management, LLC (2.06M shares), ORBIMED ADVISORS LLC (1.8M shares), DIMENSIONAL FUND ADVISORS LP (1.74M shares), Palo Alto Investors LP (1.69M shares), FMR LLC (1.48M shares), Ikarian Capital, LLC (1.19M shares), Rock Springs Capital Management LP (1.14M shares), Prosight Management, LP (1.09M shares), and GREAT POINT PARTNERS LLC (978K shares).
This table shows the top 117 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.