Tranche Update on Align Technology, Inc.'s Equity Buyback Plan announced on February 1, 2023.

Align Technology, Inc. specializes in the design, manufacturing and marketing of dental and medical devices. Net sales break down by family of products as follows: - clear aligners (82.8%): sold under the brand name Invisalign; - intra-oral scanners (17.2%): iTero. The group also offers scanner services. Net sales are distributed geographically as follows: the United States (43.1%), Switzerland (30.3%), and other (26.6%).