Q3 2025 13F Holders as of 9/30/2025
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Type / Class
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Equity / Common Stock, par value $0.0001
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Shares outstanding
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42.6M
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Number of holders
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78
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Total 13F shares, excl. options
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34.8M
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Shares change
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+717K
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Total reported value, excl. options
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$772M
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Value change
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+$23.3M
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Number of buys
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35
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Number of sells
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-28
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Price
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$22.20
Significant Holders of Zenas BioPharma, Inc. - Common Stock, par value $0.0001 (ZBIO) as of Q3 2025
86 filings reported holding ZBIO - Zenas BioPharma, Inc. - Common Stock, par value $0.0001 as of Q3 2025.
Zenas BioPharma, Inc. - Common Stock, par value $0.0001 (ZBIO) has 78 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 34.8M shares
of 42.6M outstanding shares and own 81.72% of the company stock.
Largest 10 shareholders include SR One Capital Management, LP (4.91M shares), FMR LLC (4.82M shares), ENAVATE SCIENCES GP, LLC (3.76M shares), NEA Management Company, LLC (2.73M shares), NOVO HOLDINGS A/S (2M shares), Fairmount Funds Management LLC (1.89M shares), FEDERATED HERMES, INC. (1.86M shares), NVP ASSOCIATES, LLC (1.84M shares), DEERFIELD MANAGEMENT COMPANY, L.P. (1.56M shares), and BlackRock, Inc. (1.23M shares).
This table shows the top 78 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.