Column Group funds buy more Surrozen (SRZN) shares in Form 4

Rhea-AI Filing Summary

Surrozen, Inc. (SRZN) reported insider-related share purchases by investment funds affiliated with director and 10% owner Tim Kutzkey. On January 13, 2026, The Column Group III, LP bought 5,861 Surrozen common shares at $19.8041 each, bringing its indirect holdings to 882,418 shares, while The Column Group III-A, LP bought 6,609 shares at the same price, increasing its holdings to 996,502 shares.

On January 14, 2026, The Column Group III, LP purchased another 2,596 shares at $19.9883, and The Column Group III-A, LP purchased 2,927 shares at that price, raising their respective holdings to 885,014 and 999,429 shares. A related fund, The Column Group Opportunity III, LP, is shown holding 344,827 shares. The general partner entities and managing partners, including Kutzkey, disclaim beneficial ownership of these securities except to the extent of their pecuniary interest.

SEC 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

OMB APPROVAL

OMB Number:			3235-0287
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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^*

Kutzkey Tim

(Last) (First) (Middle)

C/O SURROZEN, INC.

171 OYSTER POINT BLVD., SUITE 400

(Street)

SOUTH SAN FRANCISCO CA 94080

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Surrozen, Inc./DE [ SRZN ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/13/2026

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/13/2026		P		5,861	A	$19.8041	882,418	I	By The Column Group III, LP(1)
Common Stock	01/13/2026		P		6,609	A	$19.8041	996,502	I	By The Column Group III-A, LP(2)
Common Stock	01/14/2026		P		2,596	A	$19.9883	885,014	I	By The Column Group III, LP(1)
Common Stock	01/14/2026		P		2,927	A	$19.9883	999,429	I	By The Column Group III-A, LP(2)
Common Stock								344,827	I	By The Column Group Opportunity III, LP(3)

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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 Peter Svennilson and the Reporting Person, 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.

2. 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.

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

	/s/James Evangelista, as attorney-in-fact for Tim Kutzkey	01/15/2026
	** 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.

FAQ

What insider transactions in Surrozen (SRZN) common stock were reported?

The filing reports open-market purchases of Surrozen common stock by investment funds affiliated with director and 10% owner Tim Kutzkey. On January 13–14, 2026, The Column Group III, LP and The Column Group III-A, LP bought several thousand shares at prices around $19.80–$19.99 per share.

Who actually purchased the Surrozen (SRZN) shares in this Form 4?

The purchases were made by The Column Group III, LP and The Column Group III-A, LP, with an additional reported holding by The Column Group Opportunity III, LP. These investment funds are affiliated with Surrozen director and 10% owner Tim Kutzkey, but the general partner entities and managing partners disclaim beneficial ownership except for their pecuniary interests.

How many Surrozen (SRZN) shares did the Column Group funds buy and at what prices?

On January 13, 2026, The Column Group III, LP bought 5,861 shares and The Column Group III-A, LP bought 6,609 shares at $19.8041 per share. On January 14, 2026, they bought an additional 2,596 and 2,927 shares, respectively, at $19.9883 per share.

What are the total Surrozen (SRZN) share holdings reported for the Column Group funds?

After the reported transactions, The Column Group III, LP is shown with 885,014 Surrozen common shares and The Column Group III-A, LP with 999,429 shares. The Column Group Opportunity III, LP is reported holding 344,827 shares.

Does Tim Kutzkey personally hold the Surrozen (SRZN) shares reported in this Form 4?

The Form 4 shows the shares as held indirectly through funds such as The Column Group III, LP, The Column Group III-A, LP, and The Column Group Opportunity III, LP. The general partners and managing partners, including Kutzkey, disclaim beneficial ownership of the securities except to the extent of their pecuniary interests.

What is Tim Kutzkey’s relationship to Surrozen (SRZN) and these transactions?

Tim Kutzkey is identified as a director of Surrozen and a 10% owner. He is a managing partner of entities that serve as general partners of the Column Group funds that executed the Surrozen share purchases, but he and the related entities disclaim beneficial ownership beyond their pecuniary interests.