TCG Crossover GP II, LLC - 30 Jan 2026 Form 4 Insider Report for Surrozen, Inc./DE (SRZN)

Role: 10%+ Owner
Signature: /s/ TCG Crossover GP II, LLC /s/ Craig Skaling, Authorized Signatory
Issuer symbol: SRZN
Transactions as of: 30 Jan 2026
Net transactions value: +$202,534
Form type: 4
Filing time: 03 Feb 2026, 20:03:54 UTC
Previous filing: 28 Jan 2026
Next filing: 13 Feb 2026
SEC: View on sec.gov

Reporting Owners (4)

Name	Relationship	Address	Signature	Signature date	CIK
TCG Crossover GP II, LLC	10%+ Owner	245 LYTTON AVE., SUITE 350, PALO ALTO	/s/ TCG Crossover GP II, LLC /s/ Craig Skaling, Authorized Signatory	03 Feb 2026	0001969280
TCG Crossover Fund II, L.P.	10%+ Owner	245 LYTTON AVE., SUITE 350, PALO ALTO	/s/ TCG Crossover Fund II, L.P. /s/ Craig Skaling, Authorized Signatory	03 Feb 2026	0001969281
TCG Crossover GP III, LLC	10%+ Owner	245 LYTTON AVE., SUITE 350, PALO ALTO	/s/ TCG Crossover GP III, LLC /s/ Craig Skaling, Authorized Signatory	03 Feb 2026	0002062816
TCG Crossover Fund III, L.P.	10%+ Owner	245 LYTTON AVE., SUITE 350, PALO ALTO	/s/ TCG Crossover Fund III, L.P. /s/ Craig Skaling, Authorized Signatory	03 Feb 2026	0002062644

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SRZN	Common Stock	Purchase	$45,689	+2,136	+0.34%	$21.39	639,141	30 Jan 2026	See footnote	F1
transaction	SRZN	Common Stock	Purchase	$45,668	+2,135	+0.34%	$21.39	639,140	30 Jan 2026	See footnote	F2
transaction	SRZN	Common Stock	Purchase	$7,825	+366	+0.06%	$21.38	639,507	02 Feb 2026	See footnote	F1
transaction	SRZN	Common Stock	Purchase	$7,804	+365	+0.06%	$21.38	639,505	02 Feb 2026	See footnote	F2
transaction	SRZN	Common Stock	Purchase	$47,785	+2,178	+0.34%	$21.94	641,685	03 Feb 2026	See footnote	F1
transaction	SRZN	Common Stock	Purchase	$47,763	+2,177	+0.34%	$21.94	641,682	03 Feb 2026	See footnote	F2

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

Explanation of Responses:

Id	Content
F1	These securities are held of record by TCG Crossover Fund II, L.P. (TCG Crossover II). TCG Crossover GP II, LLC (TCG Crossover GP II) is the general partner of TCG Crossover II and may be deemed to have voting, investment, and dispositive power with respect to these securities. Chen Yu is the sole managing member of TCG Crossover GP II and may be deemed to share voting, investment and dispositive power with respect to these securities.
F2	These securities are held of record by TCG Crossover Fund III, L.P. (TCG Crossover III). TCG Crossover GP III, LLC (TCG Crossover GP III) is the general partner of TCG Crossover III and may be deemed to have voting, investment, and dispositive power with respect to these securities. Chen Yu is the sole managing member of TCG Crossover GP III and may be deemed to share voting, investment and dispositive power with respect to these securities.

Content

These securities are held of record by TCG Crossover Fund II, L.P. (TCG Crossover II). TCG Crossover GP II, LLC (TCG Crossover GP II) is the general partner of TCG Crossover II and may be deemed to have voting, investment, and dispositive power with respect to these securities. Chen Yu is the sole managing member of TCG Crossover GP II and may be deemed to share voting, investment and dispositive power with respect to these securities.

These securities are held of record by TCG Crossover Fund III, L.P. (TCG Crossover III). TCG Crossover GP III, LLC (TCG Crossover GP III) is the general partner of TCG Crossover III and may be deemed to have voting, investment, and dispositive power with respect to these securities. Chen Yu is the sole managing member of TCG Crossover GP III and may be deemed to share voting, investment and dispositive power with respect to these securities.