Q3 2025 13F Holders as of 9/30/2025
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Type / Class
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Equity / Common Stock $0.0001 par value per share
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Shares outstanding
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18.7M
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Number of holders
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98
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Total 13F shares, excl. options
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12.1M
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Shares change
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+6.29K
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Total reported value, excl. options
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$190M
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Value change
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-$10.9M
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Put/Call ratio
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0.19
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Number of buys
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57
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Number of sells
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-30
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Price
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$15.69
Significant Holders of Tectonic Therapeutic, Inc. - Common Stock $0.0001 par value per share (TECX) as of Q3 2025
111 filings reported holding TECX - Tectonic Therapeutic, Inc. - Common Stock $0.0001 par value per share as of Q3 2025.
Tectonic Therapeutic, Inc. - Common Stock $0.0001 par value per share (TECX) has 98 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 12.1M shares
of 18.7M outstanding shares and own 64.72% of the company stock.
Largest 10 shareholders include FMR LLC (2.81M shares), BlackRock, Inc. (828K shares), BRAIDWELL LP (737K shares), FARALLON CAPITAL MANAGEMENT LLC (640K shares), VANGUARD GROUP INC (569K shares), 5AM Venture Management, LLC (512K shares), Point72 Asset Management, L.P. (422K shares), Prosight Management, LP (379K shares), Aberdeen Group plc (356K shares), and Bollard Group LLC (303K shares).
This table shows the top 98 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.