Yang Li - 01 May 2026 Form 4 Insider Report for Surrozen, Inc./DE (SRZN)

Reporting relationship: Exec. Vice President, Research
Issuer ticker: SRZN
Reported as of: 01 May 2026
Net transaction value: -$52,799
SEC form: 4
Accepted by SEC: 05 May 2026, 16:58:49 UTC
Prior SEC filing: 01 Apr 2026
Next SEC filing: 16 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Charles Williams, Attorney-in-Fact for Yang Li

Key filing fact

Yang Li filed Form 4 for Surrozen, Inc./DE (SRZN) on 05 May 2026.

Key facts

This page summarizes Yang Li's Form 4 filing for Surrozen, Inc./DE (SRZN).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 05 May 2026, 16:58.

Change

Previous filing in this sequence was filed on 01 Apr 2026.
Current net transaction value: -$52,799.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001990537 Primary reporting owner

Li Yang

Relationship: Exec. Vice President, Research
Address: C/O SURROZEN, INC., 171 OYSTER POINT BLVD., SUITE 400, SOUTH SAN FRANCISCO
Signature: /s/ Charles Williams, Attorney-in-Fact for Yang Li
Signature date: 05 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SRZN transaction

Common Stock

Options Exercise

Transaction value
Shares: +4,375
Change %: +30%
Price
Shares after: 18,800
Date: 01 May 2026
Ownership: Direct
Footnotes: F1

SRZN transaction

Common Stock

Sale

Transaction value: $52,799
Shares: -1,584
Change %: -8.4%
Price: $33.33
Shares after: 17,216
Date: 04 May 2026
Ownership: Direct
Footnotes: F2

SRZN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 351
Date: 01 May 2026
Ownership: By daughter

SRZN holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 351
Date: 01 May 2026
Ownership: By son

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

SRZN transaction Derivative

Restricted Stock Unit

Options Exercise

Transaction value
Shares: -4,375
Change %: -50%
Price: $0.000000^*
Shares after: 4,375
Date: 01 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 4,375
Exercise price
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock.

Footnote F2

The shares were sold to cover withholding taxes upon vesting of RSUs in transactions that were initiated by the Issuer on the reporting person's behalf. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.04 to $33.63, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Footnote F3

These RSUs vest in two equal installments on May 1, 2026 and May 1, 2027.