Q2 2021 13F Holders as of 6/30/2021
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Type / Class
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Equity / Ordinary Shares, par value $0.01 per share
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Shares outstanding
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54.4M
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Number of holders
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144
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Total 13F shares, excl. options
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40.4M
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Shares change
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+382K
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Total reported value, excl. options
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$2.08B
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Value change
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+$56.2M
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Put/Call ratio
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0.48
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Number of buys
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77
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Number of sells
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-60
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Price
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$51.41
Significant Holders of PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) as of Q2 2021
186 filings reported holding PRTA - PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share as of Q2 2021.
PROTHENA CORP PUBLIC LTD CO - Ordinary Shares, par value $0.01 per share (PRTA) has 144 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 40.4M shares
of 54.4M outstanding shares and own 74.27% of the company stock.
Largest 10 shareholders include EcoR1 Capital, LLC (11.3M shares), PRICE T ROWE ASSOCIATES INC /MD/ (5.82M shares), BlackRock Inc. (3.68M shares), FMR LLC (2.78M shares), First Light Asset Management, LLC (1.93M shares), Palo Alto Investors LP (1.73M shares), DIMENSIONAL FUND ADVISORS LP (1.59M shares), STATE STREET CORP (1.23M shares), Redmile Group, LLC (1.22M shares), and Rock Springs Capital Management LP (950K shares).
This table shows the top 144 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.