Q4 2020 13F Holders as of 12/31/2020
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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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117
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Total 13F shares, excl. options
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31M
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Shares change
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-1.07M
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Total reported value, excl. options
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$373M
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Value change
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-$10.9M
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Put/Call ratio
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0.77
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Number of buys
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41
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Number of sells
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-68
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Price
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$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.