Q2 2025 13F Holders as of 6/30/2025
-
Type / Class
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Equity / #OTHER
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Shares outstanding
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67M
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Number of holders
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58
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Total 13F shares, excl. options
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41.3M
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Shares change
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-6.34M
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Total reported value, excl. options
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$13.3M
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Value change
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-$2.19M
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Put/Call ratio
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0
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Number of buys
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22
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Number of sells
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-59
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Price
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$0.32
Significant Holders of Generation Bio Co. - #OTHER (GBIO) as of Q2 2025
95 filings reported holding GBIO - Generation Bio Co. - #OTHER as of Q2 2025.
Generation Bio Co. - #OTHER (GBIO) has 58 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 41.3M shares
of 67M outstanding shares and own 61.7% of the company stock.
Largest 10 shareholders include PRICE T ROWE ASSOCIATES INC /MD/ (8.46M shares), Atlas Venture Life Science Advisors, LLC (8.28M shares), Siren, L.L.C. (2.97M shares), RENAISSANCE TECHNOLOGIES LLC (2.58M shares), FMR LLC (2.35M shares), VANGUARD GROUP INC (2.3M shares), BAKER BROS. ADVISORS LP (1.94M shares), ACADIAN ASSET MANAGEMENT LLC (1.23M shares), BlackRock, Inc. (1.16M shares), and GOLDMAN SACHS GROUP INC (1.06M shares).
This table shows the top 58 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.