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Buy4
Zenas BioPharma, Inc.
ZBIO
Total Value
$2.3M
Net $2.3M bought
Purchases
$2.3M
2 transactions
Company Information
- Company Name
- Zenas BioPharma, Inc.
- Ticker Symbol
- ZBIO
- CIK
- 0001953926
Insider Information
- Role
- Insider
- Location
- WALTHAM, MA
Filing Details
- Filing Date
- Oct 14, 2025
- Transaction Date
- Oct 9, 2025
- Accession Number
- 0001193125-25-238326
- Form Type
- 4
- Net Trading Amount
- $2.3M
Non-Derivative Transactions
| Date | Security | Shares | Price | Type | Value |
|---|---|---|---|---|---|
| Oct 9, 2025 | Common Stock | 105,265 | $19.00 | Purchase | $2.0M |
| Oct 9, 2025 | Common Stock | 11,990 | $20.85 | Purchase | $250.0K |
Footnotes
- (F1)On October 7, 2025, the Issuer entered into a Securities Purchase Agreement with certain investors, including the Reporting Person and Longitude Venture Partners IV, L.P. ("LVPIV") pursuant to which the Reporting Person purchased 11,990 shares of common stock at a price per share of $20.85 and LVPIV purchased 105,265 shares of common stock as a price per share of $19.00 (the "Offering"). The Offering closed on October 9, 2025.
- (F2)Shares held by LVPIV. Longitude Capital Partners IV, LLC ("LCPIV") is the general partner of LVPIV and may be deemed to have voting, investment and dispositive power with respect to these securities. Juliet Tammenoms Bakker and the Reporting Person, a member of the board of directors of the Issuer, are the managing members of LCPIV and may each be deemed to share voting, investment and dispositive power with respect to these securities. Each of LCPIV, Ms. Bakker and the Reporting Person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.
- (F3)Shares held by Longitude Prime Fund, L.P. ("LPF"). Longitude Prime Partners, LLC ("LPP") is the general partner of LPF and may be deemed to have voting, investment and dispositive power with respect to the securities held by LPF. Juliet Tammenoms Bakker and the Reporting Person, a member of the board of directors of the Issuer, are the managing members of LPP and may each be deemed to share voting, investment and dispositive power with respect to these securities. Each of LPP, Ms. Bakker and the Reporting Person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.