Transaction Details

Footnotes

Includes 184 shares acquired on January 30, 2026 under the ALGN Employee Stock Purchase Plan. | Shares are held by the Hogan 2025 GRAT, for which the Reporting Person serves as trustee. | These securities are held directly by the spouse of the reporting person. The reporting person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of the securities for purposes of Section 16 or any other purpose. | Represents par value of ALGN common stock. | 1/4th of the restricted stock unit granted on February 20, 2026 will become vested on February 20, 2027 and shares will be delivered to reporting person on such date. 1/4th of restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on such vest date. | Represents the number of shares which may be issued at target under the market stock unit. If performance exceeds target, the maximum number of shares that may vest is 250% of the at target amount. Vesting, if any, of the market stock unit occurs on the last day of the third year of the Performance Period (as defined in the market stock unit agreement). | 1/4th of the restricted stock unit granted on February 20, 2025 became vested on February 20, 2026 and shares were delivered to reporting person on such grant date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each such vest date. | 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2026 and shares were delivered to reporting person on such grant date. | The market stock unit granted on February 20, 2023 became vested on February 20, 2026 and shares were delivered to reporting person on such vest date. | 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2026 and shares were delivered to reporting person on such grant date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each such vest date. | 1/4th of the restricted stock unit granted on February 20, 2024 became vested on February 20, 2026 and shares were delivered to reporting person on such grant date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each such vest date.