TCG Crossover funds (SRZN) boost Surrozen stake with open-market share buys

Rhea-AI Filing Summary

TCG Crossover investment entities reported open-market purchases of Surrozen, Inc. (SRZN) common stock. On January 30, 2026, TCG Crossover Fund II, L.P. bought 2,136 shares at $21.39 and TCG Crossover Fund III, L.P. bought 2,135 shares at $21.39, both indirectly held.

On February 2, 2026, Fund II purchased 366 shares at $21.38 and Fund III purchased 365 shares at $21.38. On February 3, 2026, Fund II bought 2,178 shares at $21.94, bringing its reported indirect holdings to 641,685 shares, while Fund III bought 2,177 shares at $21.94, bringing its reported indirect holdings to 641,682 shares.

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

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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^*

TCG Crossover GP II, LLC

(Last) (First) (Middle)

245 LYTTON AVE., SUITE 350

(Street)

PALO ALTO CA 94301

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
01/30/2026

4. 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 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	01/30/2026		P		2,136	A	$21.39	639,141	I	See footnote(1)
Common Stock	01/30/2026		P		2,135	A	$21.39	639,140	I	See footnote(2)
Common Stock	02/02/2026		P		366	A	$21.38	639,507	I	See footnote(1)
Common Stock	02/02/2026		P		365	A	$21.38	639,505	I	See footnote(2)
Common Stock	02/03/2026		P		2,178	A	$21.94	641,685	I	See footnote(1)
Common Stock	02/03/2026		P		2,177	A	$21.94	641,682	I	See footnote(2)

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

1. Name and Address of Reporting Person^*

TCG Crossover GP II, LLC

(Last) (First) (Middle)

245 LYTTON AVE., SUITE 350

(Street)

PALO ALTO CA 94301

(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^*

TCG Crossover Fund II, L.P.

(Last) (First) (Middle)

245 LYTTON AVE., SUITE 350

(Street)

PALO ALTO CA 94301

(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^*

TCG Crossover GP III, LLC

(Last) (First) (Middle)

245 LYTTON AVE., SUITE 350

(Street)

PALO ALTO CA 94301

(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^*

TCG Crossover Fund III, L.P.

(Last) (First) (Middle)

245 LYTTON AVE., SUITE 350

(Street)

PALO ALTO CA 94301

(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. 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.

2. 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.

	/s/ TCG Crossover GP II, LLC /s/ Craig Skaling, Authorized Signatory	02/03/2026
	/s/ TCG Crossover Fund II, L.P. /s/ Craig Skaling, Authorized Signatory	02/03/2026
	/s/ TCG Crossover GP III, LLC /s/ Craig Skaling, Authorized Signatory	02/03/2026
	/s/ TCG Crossover Fund III, L.P. /s/ Craig Skaling, Authorized Signatory	02/03/2026
	/s/ Craig Skaling, as Attorney-in-Fact for Chen Yu	02/03/2026
	** Signature of Reporting Person	Date
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FAQ

What insider activity did TCG Crossover report in Surrozen (SRZN)?

TCG Crossover Fund II and III reported multiple open-market purchases of Surrozen common stock. Between January 30 and February 3, 2026, the funds bought small share blocks at prices around $21.38–$21.94, increasing their indirect beneficial ownership positions.

How many Surrozen (SRZN) shares did TCG Crossover Fund II report owning after the trades?

TCG Crossover Fund II, L.P. reported indirectly owning 641,685 Surrozen common shares after the February 3, 2026 purchase. This figure reflects cumulative holdings reported on the Form 4 following several open-market acquisitions at just over $21 per share.

How many Surrozen (SRZN) shares did TCG Crossover Fund III report owning after the trades?

TCG Crossover Fund III, L.P. reported indirectly owning 641,682 Surrozen common shares after the February 3, 2026 purchase. These holdings follow a series of open-market buys in late January and early February 2026, disclosed in the Form 4 filing.

What prices did TCG Crossover pay for Surrozen (SRZN) shares in these transactions?

The reported purchase prices ranged from $21.38 to $21.94 per share. On January 30, 2026, shares were bought at $21.39; on February 2 at $21.38; and on February 3 at $21.94, all in open-market transactions.

Who has voting and investment power over the Surrozen (SRZN) shares held by TCG Crossover funds?

TCG Crossover GP II, LLC and TCG Crossover GP III, LLC may be deemed to have voting and investment power. Each is general partner to its respective fund, and Chen Yu, as sole managing member of each GP, may be deemed to share such powers under the footnote disclosures.

Are the Surrozen (SRZN) shares held directly by Chen Yu or by investment entities?

The Surrozen shares are held of record by TCG Crossover Fund II, L.P. and TCG Crossover Fund III, L.P. The filing explains these entities hold the securities, with their respective general partners and Chen Yu potentially sharing voting, investment, and dispositive power.