Certain Restricted Stock Units of Sintx Technologies, Inc. are subject to a Lock-Up Agreement Ending on 7-AUG-2023. These Restricted Stock Units will be under lockup for 181 days starting from 7-FEB-2023 to 7-AUG-2023.

Details:
The Company's officers, directors and stockholders holding five percent or more of shares of Common Stock have agreed that they may not offer, issue, sell, contract to sell, encumber, grant any option for the sale of or otherwise dispose of any shares of Common Stock or other securities convertible into or exercisable or exchangeable for Common Stock for a period of six months after this offering is completed without the prior written consent of the placement agent.