Surrozen (SRZN) EVP Li Yang donates 1,666 common shares in Form 4

Rhea-AI Filing Summary

Surrozen, Inc. executive Li Yang reported a charitable stock gift. As Executive Vice President of Research, Yang made a bona fide gift of 1,666 shares of Surrozen common stock on March 31, 2026, with no sale proceeds because gifts are transferred without payment.

After this donation, Yang directly holds 14,425 shares of common stock. The filing also shows indirect ownership of 351 shares held by a daughter and 351 shares held by a son, which are reported as indirect family holdings rather than direct trades in the market.

Insider Trade Summary

1,666 shares gifted

Mixed 3 txns

Insider Li Yang

Role Exec. Vice President, Research

Type	Security	Shares	Price	Value
Gift	Common Stock	1,666	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 14,425 shares (Direct); Common Stock — 351 shares (Indirect, By daughter)

Footnotes (1)

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Key Figures

Shares gifted: 1,666 shares Direct holdings after transaction: 14,425 shares Indirect holdings via daughter: 351 shares +3 more

6 metrics

Shares gifted 1,666 shares Bona fide charitable gift on March 31, 2026

Direct holdings after transaction 14,425 shares Common stock directly owned after reported gift

Indirect holdings via daughter 351 shares Common stock held indirectly by daughter

Indirect holdings via son 351 shares Common stock held indirectly by son

Gift transactions count 1 transaction Bona fide gift coded G in Form 4

Total gift shares 1,666 shares Aggregate gift shares in transactionSummary

Key Terms

bona fide gift, indirect ownership, Form 4, transaction code G

4 terms

bona fide gift financial

"transaction_code_description: "Bona fide gift""

indirect ownership financial

"ownership_type: "indirect" with nature_of_ownership "By daughter" and "By son""

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

transaction code G financial

"transaction_code: "G" for the gift disposition"

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^*

Li Yang

(Last) (First) (Middle)

C/O SURROZEN, INC.

171 OYSTER POINT BLVD., SUITE 400

(Street)

SOUTH SAN FRANCISCO CALIFORNIA 94080

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Exec. Vice President, Research

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/31/2026

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

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

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

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	03/31/2026		G(1)		1,666	D	$0	14,425	D
Common Stock								351	I	By daughter
Common Stock								351	I	By son

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. Represents a charitable donation by the Reporting Person.

	/s/ Charles Williams, Attorney-in-Fact for Yang Li	04/01/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did Surrozen (SRZN) executive Li Yang report in this Form 4?

Li Yang reported a charitable gift of Surrozen common stock. The filing shows a bona fide gift transfer of 1,666 shares on March 31, 2026, and updates her remaining direct and indirect shareholdings following this non-market transaction.

How many Surrozen (SRZN) shares did Li Yang donate and on what terms?

Li Yang donated 1,666 shares of Surrozen common stock as a bona fide gift. The transaction price per share is reported as $0.0000, reflecting that this was a charitable transfer without cash consideration rather than an open-market sale.

What are Li Yang’s Surrozen (SRZN) direct holdings after the reported gift?

Following the charitable gift, Li Yang directly holds 14,425 shares of Surrozen common stock. This figure reflects her remaining direct ownership position as reported in the Form 4 after the 1,666-share donation recorded on March 31, 2026.

How are Li Yang’s family holdings in Surrozen (SRZN) reported on this Form 4?

The Form 4 lists 351 Surrozen shares held indirectly through a daughter and 351 shares held indirectly through a son. These positions are classified as indirect ownership and are separate from Li Yang’s 14,425 directly held shares after the charitable gift.

Does Li Yang’s Form 4 show any open-market buying or selling of Surrozen (SRZN) shares?

The Form 4 does not show any open-market purchases or sales. The only transaction coded is a bona fide gift of 1,666 common shares, meaning the shares were donated without sale proceeds, alongside updates to indirect family holdings.

What does the ‘bona fide gift’ code mean for Surrozen (SRZN) insider Li Yang?

A ‘bona fide gift’ code indicates the shares were transferred as a genuine gift, not sold for cash. For Li Yang, 1,666 Surrozen common shares were donated, reducing her direct holdings while not reflecting a market trade or price-setting transaction.