0001209191-23-059617.txt : 20231222 0001209191-23-059617.hdr.sgml : 20231222 20231222182412 ACCESSION NUMBER: 0001209191-23-059617 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231220 FILED AS OF DATE: 20231222 DATE AS OF CHANGE: 20231222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Cearley Cassia CENTRAL INDEX KEY: 0001874017 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40655 FILM NUMBER: 231511062 MAIL ADDRESS: STREET 1: 1616 EASTLAKE AVENUE E. STREET 2: SUITE 208 CITY: SEATTLE STATE: WA ZIP: 98102 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Icosavax, Inc. CENTRAL INDEX KEY: 0001786255 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1930 BOREN AVE., SUITE 1000 CITY: SEATTLE STATE: WA ZIP: 98101 BUSINESS PHONE: (206) 737-0085 MAIL ADDRESS: STREET 1: 1930 BOREN AVE., SUITE 1000 CITY: SEATTLE STATE: WA ZIP: 98101 4 1 doc4.xml FORM 4 SUBMISSION X0508 4 2023-12-20 0 0001786255 Icosavax, Inc. ICVX 0001874017 Cearley Cassia C/O ICOSAVAX, INC. 1930 BOREN AVE., SUITE 1000 SEATTLE WA 98101 0 1 0 0 Chief Business Officer 0 Common Stock 2023-12-20 4 S 0 7934 15.4571 D 130694 D Reflects shares sold to cover withholding taxes upon accelerated vesting of restricted stock unit awards pursuant to a Rule10b5-1 instruction letter dated December 8, 2021. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $15.41 to $15.50. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. /s/ Elizabeth Bekiroglu, Attorney-in-Fact 2023-12-22