Zung Phuong To - 01 Jul 2025 Form 4 Insider Report for Kezar Life Sciences, Inc. (KZR)

Role: Chief Development Officer
Signature: /s/ Marc Belsky, Attorney-in-Fact
Issuer symbol: KZR
Transactions as of: 01 Jul 2025
Net transactions value: $0
Form type: 4
Filing time: 01 Jul 2025, 17:25:28 UTC
Previous filing: 16 Apr 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
To Zung Phuong	Chief Development Officer	C/O KEZAR LIFE SCIENCES, INC., 4000 SHORELINE CT, STE 300, SOUTH SAN FRANCISCO	/s/ Marc Belsky, Attorney-in-Fact	01 Jul 2025	0002064777

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	KZR	Employee Stock Option (right to buy)	Award	$0	+7,000		$0.000000	7,000	01 Jul 2025	Common Stock	7,000	$4.40	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	One forty-eighth (1/48th) of the shares shall vest on a monthly basis commencing on July 1, 2025, subject to the Reporting Person continuing to provide service through each such date.