Certain Restricted Stock Units of Icosavax, Inc. are subject to a Lock-Up Agreement Ending on 26-JAN-2022. These Restricted Stock Units will be under lockup for 181 days starting from 29-JUL-2021 to 26-JAN-2022.

Details:
The officers, directors and holders of all or substantially all outstanding capital stock and other securities have agreed that they will not sell or offer to sell any shares or related securities currently or hereafter owned either of record or beneficially enter into any swap, or otherwise dispose of any shares of common stock, options or warrants to acquire shares of common stock, or securities exchangeable or exercisable for or convertible into shares of common stock currently, for a period of 180 days after the date of the final prospectus without the prior written consent of Jefferies LLC, Cowen and Company, LLC and Evercore Group L.L.C.