Certain Restricted Stock Units of MoSys, Inc. are subject to a Lock-Up Agreement Ending on 19-MAY-2021. These Restricted Stock Units will be under lockup for 91 days starting from 17-FEB-2021 to 19-MAY-2021. Details: Executive officers and directors have agreed not to offer, pledge, sell, contract to sell, grant any option or contract to purchase, purchase any option or contract to sell, or otherwise dispose of, directly or indirectly, any shares of company's common stock or any securities convertible into, exercisable for, or exchangeable for shares of our common stock, or enter into any swap or other arrangement that transfers to another, in whole or in part, any of the economic consequences of ownership of the common stock for a period of 90 days after the date hereof without the prior written consent of AGP, except for sales of shares to satisfy tax withholding obligations upon settlement of restricted stock units outstanding as of the date of the lock-up agreement.