Williams Charles O - 23 Jan 2026 Form 4 Insider Report for Surrozen, Inc./DE (SRZN)

Role: Chief Operating Officer
Signature: /s/Charles Williams
Issuer symbol: SRZN
Transactions as of: 23 Jan 2026
Net transactions value: $0
Form type: 4
Filing time: 26 Jan 2026, 16:39:41 UTC
Previous filing: 06 Jan 2026
Next filing: 18 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Williams Charles O	Chief Operating Officer	C/O SURROZEN, INC., 171 OYSTER POINT BLVD., SUITE 400, SOUTH SAN FRANCISCO	/s/Charles Williams	26 Jan 2026	0001325818

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	SRZN	Employee Stock Option (right to buy)	Award	$0	+500		$0.000000	500	23 Jan 2026	Common Stock	500	$19.60	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The shares subject to the option award vest over a four-year period in 48 equal monthly installments measured from grant date, subject to the reporting person's continued service through the applicable vesting date.