Adam K. Simpson - 01 Jul 2022 Form 4 Insider Report for Icosavax, Inc.

Role: Chief Executive Officer, Director
Signature: /s/ Elizabeth Bekiroglu, Attorney-in-Fact
Issuer symbol: N/A
Transactions as of: 01 Jul 2022
Net transactions value: +$6,035
Form type: 4
Filing time: 06 Jul 2022, 18:53:11 UTC
Previous filing: 30 Mar 2022
Next filing: 02 Aug 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ICVX	Common Stock	Options Exercise	$6,035	+7,185	+2.4%	$0.8400^*	303,245	01 Jul 2022	Direct
holding	ICVX	Common Stock						531,576	01 Jul 2022	By family trust
holding	ICVX	Common Stock						129,032	01 Jul 2022	By family trust
holding	ICVX	Common Stock						129,032	01 Jul 2022	By family trust

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	ICVX	Stock Option (Right to Buy)	Options Exercise	$0	-7,185	-13%	$0.000000	47,896	01 Jul 2022	Common Stock	7,185	$0.8400	Direct	F1

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

Explanation of Responses:

Id	Content
F1	25% of the shares subject to the option vested on 2/21/2021, and 1/48th of the shares subject to the option vest monthly thereafter.