Daniel G. Baker - 28 Aug 2025 Form 4 Insider Report for Shattuck Labs, Inc. (STTK)

Role: Director
Signature: /s/ Andrew R. Neill, Attorney-in-Fact for Dr. Daniel G. Baker
Issuer symbol: STTK
Transactions as of: 28 Aug 2025
Net transactions value: $0
Form type: 4
Filing time: 02 Sep 2025, 06:35:03 UTC
Previous filing: 02 Sep 2025
Next filing: 25 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Baker Daniel G.	Director	C/O SHATTUCK LABS, INC., 500 W. 5TH STREET, SUITE 1200, AUSTIN	/s/ Andrew R. Neill, Attorney-in-Fact for Dr. Daniel G. Baker	02 Sep 2025	0002046802

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	STTK	Stock Option (Right to Buy)	Award	$0	+66,300		$0.000000	66,300	28 Aug 2025	Common Stock	66,300	$0.9900	Direct	F1

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

Explanation of Responses:

Id	Content
F1	This option represents the right to purchase a total of 66,300 shares of the Issuer's common stock, and vests in three equal annual installments on each of the first three anniversaries of August 28, 2025, subject to the Reporting Person's continued service to the Issuer.