Certain Class B Common Stock of CM Life Sciences III Inc. are subject to a Lock-Up Agreement Ending on 4-OCT-2021. These Class B Common Stock will be under lockup for 180 days starting from 7-APR-2021 to 4-OCT-2021.

Details:
The company's sponsor, officers and directors have agreed that, for a period of 180 days from the date of this prospectus, they will not, without the prior written consent of the representatives, offer, sell, contract to sell, grant any option to sell (including any short sale), hypothecate, pledge, transfer, establish or increase a put equivalent position or decrease a call equivalent position within the meaning of Rule 16a-1 under the Exchange Act, as amended, or otherwise dispose of, directly or indirectly, any units, warrants, shares of Class A common stock or any other securities convertible into, or exercisable, or exchangeable for, Class A common stock, or publicly announce any intention to effect any such transaction.