SEC FORM 4

SEC FORM 4SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

COOPER GRAHAM K

(Last)

(First)

(Middle)

C/O KEZAR LIFE SCIENCES, INC.

4000 SHORELINE COURT, SUITE 300

(Street)

SOUTH SAN FRANCISCO

CALIFORNIA

94080

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Kezar Life Sciences, Inc. [ KZR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Stock Option (right to buy)	$23.7	05/11/2026		D			3,742	⁽¹⁾	10/09/2027	Common Stock	3,742	$0	0	D
Stock Option (right to buy)	$59.1	05/11/2026		D			889	⁽¹⁾	04/15/2028	Common Stock	889	$0	0	D
Stock Option (right to buy)	$26.4	05/11/2026		D			3,500	⁽¹⁾	06/14/2033	Common Stock	3,500	$0	0	D
Stock Option (right to buy)	$6.7	05/11/2026		D			5,000	⁽²⁾	06/19/2034	Common Stock	5,000	$0	0	D
Stock Option (right to buy)	$4.46	05/11/2026		D			5,000	⁽²⁾	06/17/2035	Common Stock	5,000	$0	0	D
Stock Option (right to buy)	$22.8	05/11/2026		D			889	⁽¹⁾	06/24/2029	Common Stock	889	$0	0	D
Stock Option (right to buy)	$22.8	05/11/2026		D			889	⁽¹⁾	06/23/2030	Common Stock	889	$0	0	D
Stock Option (right to buy)	$22.8	05/11/2026		D			2,600	⁽¹⁾	06/27/2031	Common Stock	2,600	$0	0	D
Stock Option (right to buy)	$22.8	05/11/2026		D			2,600	⁽¹⁾	05/11/2032	Common Stock	2,600	$0	0	D
Stock Option (right to buy)	$22.8	05/11/2026		D			2,600	⁽¹⁾	06/15/2032	Common Stock	2,600	$0	0	D

Explanation of Responses:

1. Pursuant to the terms of the Agreement and Plan of Merger, dated as of March 30, 2026 (the "Merger Agreement"), each option to acquire shares of Issuer common stock (the "Company Stock Options") that had a per share exercise price equal to or greater than $6.955 per share ("Cash Amount") (an "Out-of-the-Money Option"), was automatically cancelled and ceased to exist after completion of the tender offer, pursuant to the terms of the Merger Agreement, Purchaser merged with and into the Issuer (the "Merger"), effective as of May 11, 2026, with the Issuer continuing as the surviving entity and a wholly owned subsidiary of Parent (the "Effective Time") , and no consideration was delivered in exchange for such Out-of-the-Money Option.

2. Pursuant to the terms of the Merger Agreement, each Company Stock Option that had a per share exercise price less than the Cash Amount (an "In-the-Money Option") was automatically cancelled and converted at the Effective Time into the right to receive (A) an amount in cash, without interest, equal to the product obtained by multiplying (x) the excess of the Cash Amount over the exercise price per share underlying such Company Stock Option at the Effective Time by (y) the number of shares underlying such In-the-Money Option, subject to the terms and conditions specified in the Merger Agreement and (B) one CVR in respect of each share underlying such In-the-Money Option.

	/s/ Marc Belsky, Attorney-in-Fact	05/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

SEC Form 4 filed by Director Cooper Graham K