William P. Quinn - May 1, 2025 Form 4 Insider Report for Bolt Biotherapeutics, Inc. (BOLT)

Role: President, CEO and CFO, Director
Signature: /s/ William P. Quinn
Stock symbol: BOLT
Transactions as of: May 1, 2025
Transactions value $: $2,835
Form type: 4
Date filed: 5/5/2025, 08:35 PM
Previous filing: Jul 24, 2024
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Quinn William P.	President, CEO and CFO, Director	C/O BOLT BIOTHERAPEUTICS, INC., 900 CHESAPEAKE DRIVE, REDWOOD CITY	/s/ William P. Quinn	2025-05-01	0001724190

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	BOLT	Common Stock	Purchase	$1.24K	+2.5K	+6.45%	$0.50	41.3K	Dec 16, 2024	Direct	F1, F2
transaction	BOLT	Common Stock	Purchase	$1.59K	+2.5K	+6.89%	$0.64	38.8K	Jun 6, 2024	Direct	F1, F2

Showing 1 to 2 of 2 entries

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	BOLT	Stock Option (Right to Buy)	Award	$0	+700K		$0.00	700K	May 1, 2025	Common Stock	700K	$0.35	Direct	F3

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

Explanation of Responses:

Id	Content
F1	and therefore exempt under Rule 16b-3(c)
F2	Shares acquired under the issuer's Employee Stock Purchase Plan.
F3	For so long as the Reporting Person continuously provides services to the Issuer this option will vest with respect to the shares as follows: 1/36th of the Shares will vest upon the Reporting Person completing each month of continuous service following January 1, 2025.