Coletti Julie Ann 4

4 · ALIGN TECHNOLOGY INC · Filed Feb 24, 2026

Insider Transaction Report

Form 4

Period: 2026-02-20

ALIGN TECHNOLOGY INCALGN

Coletti Julie Ann

EVP, CHIEF LEGAL & REGULATORY

Transactions

Exercise/Conversion
Common Stock
[F1]
2026-02-20+5,864→ 13,163 total
Tax Payment
Common Stock
2026-02-20$190.02/sh−1,718$326,454→ 11,445 total
Award
Restricted Stock Unit
[F2][F3]
2026-02-20+5,493→ 5,493 total
Exercise: $0.00→ Common Stock (5,493 underlying)
Award
Market Stock Unit
[F2][F4]
2026-02-20+11,153→ 11,153 total
Exercise: $0.00→ Common Stock (11,153 underlying)
Exercise/Conversion
Restricted Stock Unit
[F2][F5]
2026-02-20−598→ 1,195 total
Exercise: $0.00→ Common Stock (598 underlying)
Exercise/Conversion
Restricted Stock Unit
[F2][F6]
2026-02-20−947→ 2,841 total
Exercise: $0.00→ Common Stock (947 underlying)
Exercise/Conversion
Restricted Stock Unit
[F2][F7]
2026-02-20−291→ 0 total
Exercise: $0.00→ Common Stock (291 underlying)
Exercise/Conversion
Market Stock Unit
[F2][F8]
2026-02-20−3,490→ 0 total
Exercise: $0.00→ Common Stock (3,490 underlying)
Exercise/Conversion
Restricted Stock Unit
[F2][F9]
2026-02-20−538→ 538 total
Exercise: $0.00→ Common Stock (538 underlying)

Footnotes (9)

[F1]Includes 120 shares acquired on January 30, 2026 and 69 shares acquired on January 31, 2025 under the ALGN Employee Stock Purchase Plan.
[F2]Represents par value of ALGN common stock.
[F3]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.
[F4]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).
[F5]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.
[F6]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.
[F7]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.
[F8]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.
[F9]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.

Signature

/s/ Julie Ann Coletti|2026-02-24

Documents

1 file

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ownership.xmlPrimary
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