SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person* COLUMN GROUP III GP, LP (Last) (First) (Middle) 1 LETTERMAN DRIVE, BLDG D, SUITE DM-900 (Street) SAN FRANCISCO CA 94129 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 08/11/2021	3. Issuer Name and Ticker or Trading Symbol Surrozen, Inc./DE [ SRZN ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	4,343,245(1)	I	By The Column Group III, LP(2)
Common Stock	4,904,884(3)	I	By The Column Group III-A, LP(4)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Common Stock Warrant (right to buy)	08/11/2021	(5)	Common Stock	78,272(5)	$11.5(5)	I	By The Column Group III, LP(2)
Common Stock Warrant (right to buy)	08/11/2021	(5)	Common Stock	88,394(5)	$11.5(5)	I	By The Column Group III-A, LP(4)

1. Name and Address of Reporting Person* COLUMN GROUP III GP, LP (Last) (First) (Middle) 1 LETTERMAN DRIVE, BLDG D, SUITE DM-900 (Street) SAN FRANCISCO CA 94129 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* COLUMN GROUP III-A, LP (Last) (First) (Middle) 1 LETTERMAN DR., BLDG D, SUITE DM-900 (Street) SAN FRANCISCO CA 94129 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* COLUMN GROUP III, LP (Last) (First) (Middle) 1 LETTERMAN DR., BLDG D, SUITE DM-900 (Street) SAN FRANCISCO CA 94129 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. Represents 4,108,427 shares of the Issuer's common stock received in exchange for shares of stock of Surrozen, Inc. ("Original Surrozen") in connection with the merger of Original Surrozen with and into a wholly owned subsidiary of the Issuer (the "Merger") and 234,818 shares of the Issuer's common stock underlying units purchased from the Issuer for $10.00 per unit (a "Unit"), with each unit consisting of one share of the Issuer's common stock and one-third of one redeemable warrant to purchase one share of the Issuer's common stock (the "Warrant").

2. The securities are directly held by The Column Group III, LP ("TCG III LP"). The Column Group III GP, LP ("TCG III GP") is the general partner of TCG III LP and may be deemed to have voting, investment and dispositive power with respect to these securities. The managing partners of TCG III GP are David Goeddel, Peter Svennilson and Tim Kutzkey, a member of the Issuer's board of directors (collectively, the "Managing Partners"). The Managing Partners may be deemed to share voting and investment power with respect to such securities. TCG III GP and each of the Managing Partners disclaim beneficial ownership of these securities, except to the extent of their respective pecuniary interest in such securities.

3. Represents 4,639,702 shares of the Issuer's common stock received in connection with the Merger and 265,182 shares of the Issuer's common stock underlying Units purchased from the Issuer.

4. The securities are directly held by The Column Group III-A, LP ("TCG III-A LP"). TCG III GP is the general partner of TCG III-A LP and may be deemed to have voting, investment and dispositive power with respect to these securities. The managing partners of TCG III GP are the Managing Partners. The Managing Partners may be deemed to share voting and investment power with respect to such securities. TCG III GP and each of the Managing Partners disclaim beneficial ownership of these securities, except to the extent of their respective pecuniary interest in such securities.

5. Each whole Warrant entitles the holder thereof to purchase one share of the Issuer's common stock at a price of $11.50 per share.

Remarks:

	/s/ The Column Group III GP, LP /s/ James Evangelista, Attorney-in-Fact	08/16/2021
	/s/ The Column Group III-A, LP. by The Column Group III GP, LP, its general partner /s/ James Evangelista Attorney-in-Fact	08/16/2021
	/s/ The Column Group III, LP by The Column Group III GP, LP, its general partner /s/ James Evangelista Attorney-in-Fact	08/16/2021
	** Signature of Reporting Person	Date
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