Jennifer A. Fox - 10 Jun 2025 Form 4 Insider Report for Zenas BioPharma, Inc. (ZBIO)

Signature
By: /s/ Jeffrey Held, Attorney-in-Fact
Issuer symbol
ZBIO
Transactions as of
10 Jun 2025
Net transactions value
$0
Form type
4
Filing time
12 Jun 2025, 16:38:35 UTC
Previous filing
02 Jun 2025
Next filing
20 Jun 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Fox Jennifer A. Chief Financial Officer and Chief Business Officer C/O ZENAS BIOPHARMA, INC., 852 WINTER ST., SUITE 250, WALTHAM By: /s/ Jeffrey Held, Attorney-in-Fact 12 Jun 2025 0001841557

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction ZBIO Stock Option (Right to Buy) Award $0 +150,000 $0.000000 150,000 10 Jun 2025 Common Stock 150,000 $11.94 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The option vests as to 25% of the underlying shares of common stock on June 10, 2026, the first anniversary of the vesting commencement date, and as to the remaining shares, in equal month installments over 36 months thereafter, subject to continued service.

Remarks:

Chief Financial Officer and Chief Business Officer