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  4. [Form 4] Surrozen, Inc./DE Insider Trading Activity

Column Group funds add Surrozen (NASDAQ: SRZN) shares in Form 4 buys

Filing Impact
(Very High)
Filing Sentiment
(Positive)
Form Type
4

Rhea-AI Filing Summary

Surrozen, Inc. director and 10% owner Tim Kutzkey reported indirect open‑market purchases of the company’s common stock by investment funds he helps manage. Between January 15 and January 20, 2026, The Column Group III, LP and The Column Group III-A, LP bought a total of 32,507 shares at prices around $19.60–$20.00 per share. After these transactions, The Column Group III, LP held 900,292 shares, The Column Group III-A, LP held 1,016,658 shares, and The Column Group Opportunity III, LP held 344,827 shares, all reported as indirectly beneficially owned. The general partners and managing partners, including Kutzkey, disclaim beneficial ownership except to the extent of their pecuniary interest.

Positive

  • None.

Negative

  • None.
Insider Kutzkey Tim
Role Director, 10% Owner
Bought 32,507 shs ($642K)
Type Security Shares Price Value
Purchase Common Stock 8,484 $19.5999 $166K
Purchase Common Stock 9,568 $19.5999 $188K
Purchase Common Stock 1,204 $20.00 $24K
Purchase Common Stock 1,358 $20.00 $27K
Purchase Common Stock 5,590 $19.889 $111K
Purchase Common Stock 6,303 $19.889 $125K
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 900,292 shares (Indirect, By The Column Group III, LP)
Footnotes (1)
  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. 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. 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.
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Form 4 Insider Transactions: What Each Field Means →
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
Estimated average burden
hours per response: 0.5
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)
01/15/2026
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 01/15/2026 P 5,590 A $19.889 890,604 I By The Column Group III, LP(1)
Common Stock 01/15/2026 P 6,303 A $19.889 1,005,732 I By The Column Group III-A, LP(2)
Common Stock 01/16/2026 P 1,204 A $20 891,808 I By The Column Group III, LP(1)
Common Stock 01/16/2026 P 1,358 A $20 1,007,090 I By The Column Group III-A, LP(2)
Common Stock 01/20/2026 P 8,484 A $19.5999 900,292 I By The Column Group III, LP(1)
Common Stock 01/20/2026 P 9,568 A $19.5999 1,016,658 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 01/20/2026
** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider activity did Surrozen (SRZN) report in this Form 4?

The Form 4 reports open-market purchases of Surrozen common stock by investment funds affiliated with director and 10% owner Tim Kutzkey, rather than direct personal trades.

How many Surrozen shares did the Column Group funds purchase?

Between January 15 and January 20, 2026, The Column Group III, LP and The Column Group III-A, LP together purchased 32,507 shares of Surrozen common stock in multiple transactions.

At what prices were the Surrozen (SRZN) insider purchases made?

The reported purchases were made at prices of approximately $19.889, $20.00, and $19.5999 per share, reflecting typical open‑market trade pricing.

How many Surrozen shares do the Column Group entities hold after these trades?

After the reported transactions, The Column Group III, LP held 900,292 shares, The Column Group III-A, LP held 1,016,658 shares, and The Column Group Opportunity III, LP held 344,827 shares of Surrozen common stock.

Are these Surrozen shares owned directly by Tim Kutzkey?

No. The shares are directly held by 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 Tim Kutzkey, disclaim beneficial ownership except to the extent of their pecuniary interest.

What is Tim Kutzkey’s role at Surrozen and in these entities?

Tim Kutzkey is a director of Surrozen and a reported 10% owner. He is also one of the Managing Partners of the Column Group general partner entities that may be deemed to share voting and investment power over the reported fund holdings.