David Pauling - 04 Apr 2025 Form 3/A - Amendment Insider Report for SUTRO BIOPHARMA, INC. (STRO)

Role: Chief Admin. Ofcr. & GC
Signature: /s/ David Pauling
Issuer symbol: STRO
Transactions as of: 04 Apr 2025
Net transactions value: $0
Form type: 3/A - Amendment
Filing time: 12 Sep 2025, 16:22:53 UTC
Date Of Original Report: 08 Apr 2025
Next filing: 16 Oct 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Pauling David	Chief Admin. Ofcr. & GC	C/O SUTRO BIOPHARMA, INC., 111 OYSTER POINT BLVD., SOUTH SAN FRANCISCO	/s/ David Pauling	12 Sep 2025	0002063633

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	STRO	Common Stock						56,733	04 Apr 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The reporting person's Form 3 filed on April 8, 2025 is being amended herein to correct the number of shares of Common Stock beneficially owned, which was inadvertently misstated in the original filing.

Remarks:

The reporting person's Form 3 filed on April 8, 2025 is amended hereby solely to correct the total securities reported as beneficially owned in Column 2 of Table I. The original Form 3 and Power of Attorney filed as Exhibit 24.1 thereto remain otherwise unmodified.