Devin W. Smith - Apr 2, 2025 Form 4 Insider Report for IO Biotech, Inc. (IOBT)

Role: General Counsel
Signature: /s/ Brian Burkavage, Attorney-in-Fact for Devin W. Smith
Stock symbol: IOBT
Transactions as of: Apr 2, 2025
Transactions value $: $0
Form type: 4
Date filed: 4/4/2025, 04:13 PM
Previous filing: Dec 23, 2024
SEC: View on sec.gov

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	IOBT	Stock Option (Right to Buy)	Award	$0	+140K		$0.00	140K	Apr 2, 2025	Common Stock	140K	$1.07	Direct	F1

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

Explanation of Responses:

Id	Content
F1	One-fourth of these options vest on April 2, 2026, and 1/36th of the remaining options vest each month thereafter, subject to the reporting person's continued service through the applicable vesting date, and subject to 25% acceleration upon termination of service by the issuer without cause and 100% acceleration upon termination of service by the Issuer without cause if such termination occurs within 24 months of a change of control.

Content

One-fourth of these options vest on April 2, 2026, and 1/36th of the remaining options vest each month thereafter, subject to the reporting person's continued service through the applicable vesting date, and subject to 25% acceleration upon termination of service by the issuer without cause and 100% acceleration upon termination of service by the Issuer without cause if such termination occurs within 24 months of a change of control.