Certain Restricted Stock Units of MongoDB, Inc. are subject to a Lock-Up Agreement Ending on 28-AUG-2021. These Restricted Stock Units will be under lockup for 60 days starting from 29-JUN-2021 to 28-AUG-2021. Details: The directors, executive officers and certain holders of Class A common stock and securities exercisable for shares of Class A common stock have agreed that, have agreed or will agree that, subject to specified limited exceptions, for a period of 60 days from the date of this prospectus, they will not, without the prior written consent of Morgan Stanley & Co. LLC on behalf of the underwriters, dispose of or hedge any shares or any securities convertible into or exchangeable for Class A common stock..