ALGN

SEC source: 0001415889-24-014025 · form4-05212024_110526.xml · derivative · entry 2

LACOB JOSEPH · CIK 0001215490 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,029 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F3 · derivative.exercise_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

F3 · derivative.expiration_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

SEC source: 0001415889-24-014025 · form4-05212024_110526.xml · nonDerivative · entry 1

LACOB JOSEPH · CIK 0001215490 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 133,023

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · ownership.nature: The shares are held directly by a trust for the reporting person.

SEC source: 0001415889-24-014021 · form4-05212024_110500.xml · derivative · entry 2

Saia Andrea Lynn · CIK 0001552993 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,029 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents par value of ALGN common stock.

F2 · derivative.exercise_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

F2 · derivative.expiration_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

SEC source: 0001415889-24-014021 · form4-05212024_110500.xml · nonDerivative · entry 1

Saia Andrea Lynn · CIK 0001552993 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 14,425

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001415889-24-014019 · form4-05212024_110551.xml · derivative · entry 2

Dallas Kevin J · CIK 0001730784 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,029 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents par value of ALGN common stock.

F2 · derivative.exercise_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

F2 · derivative.expiration_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

SEC source: 0001415889-24-014019 · form4-05212024_110551.xml · nonDerivative · entry 1

Dallas Kevin J · CIK 0001730784 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,275

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001415889-24-014017 · form4-05212024_110547.xml · derivative · entry 3

MORROW GEORGE J · CIK 0001068754 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,029 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents par value of ALGN common stock.

F2 · derivative.exercise_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

F2 · derivative.expiration_date: 100% of the restricted stock unit granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

SEC source: 0001415889-24-014017 · form4-05212024_110547.xml · nonDerivative · entry 1

MORROW GEORGE J · CIK 0001068754 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,143

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001415889-24-014015 · form4-05212024_110502.xml · derivative · entry 2

LARKIN C RAYMOND JR · CIK 0001034464 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,372 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Represents par value of ALGN common stock.

F2 · derivative.exercise_date: 100% of the restricted stock units granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

F2 · derivative.expiration_date: 100% of the restricted stock units granted on May 17, 2023 became vested on May 17, 2024 and shares were delivered to the Reporting Person.

SEC source: 0001415889-24-014015 · form4-05212024_110502.xml · nonDerivative · entry 1

LARKIN C RAYMOND JR · CIK 0001034464 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,747

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001415889-24-005990 · form4-02292024_110241.xml · nonDerivative · entry 4

LACOB JOSEPH · CIK 0001215490 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 131,994

F5 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $304.56 to $304.91, inclusive. The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: The shares are held directly by a trust for the reporting person is trustee.

SEC source: 0001415889-24-005990 · form4-02292024_110241.xml · nonDerivative · entry 3

LACOB JOSEPH · CIK 0001215490 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 132,794

F4 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $303.38 to $304.34, inclusive. The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: The shares are held directly by a trust for the reporting person is trustee.

SEC source: 0001415889-24-005990 · form4-02292024_110241.xml · nonDerivative · entry 2

LACOB JOSEPH · CIK 0001215490 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 136,470

F3 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $302.36 to $303.29, inclusive. The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: The shares are held directly by a trust for the reporting person is trustee.

SEC source: 0001415889-24-005990 · form4-02292024_110241.xml · nonDerivative · entry 1

LACOB JOSEPH · CIK 0001215490 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 146,994

F1 · price: The price reported in column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $312.79 to $313.29, inclusive. The reporting person undertakes to provide Align Technology, Inc., any security holder of Align Technology, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote

F2 · ownership.nature: The shares are held directly by a trust for the reporting person is trustee.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 10

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,707

Underlying: Common Stock · 31,707 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F10 · derivative.exercise_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).

F10 · derivative.expiration_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).

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 9

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,588

Underlying: Common Stock · 13,588 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F9 · derivative.exercise_date: 1/14th of the restricted stock unit granted on February 20, 2024 will become vested on February 20, 2025 and shares will be delivered to reporting person on such date. 1/14th of restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on such vest date.

F9 · derivative.expiration_date: 1/14th of the restricted stock unit granted on February 20, 2024 will become vested on February 20, 2025 and shares will be delivered to reporting person on such date. 1/14th of restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on such vest date.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 8

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,908 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F8 · derivative.exercise_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

F8 · derivative.expiration_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 7

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,017

Underlying: Common Stock · 3,673 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F7 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.

F7 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 6

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,730

Underlying: Common Stock · 1,865 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F6 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2924 and shares were delivered to reporting person. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.

F6 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2924 and shares were delivered to reporting person. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 5

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,412

Underlying: Common Stock · 1,412 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F5 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on such vest date.

F5 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date. 1/4th of the restricted stock unit will continue to vest annually and shares will be delivered to reporting person on such vest date.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · derivative · entry 4

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,716 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents par value of ALGN common stock.

F4 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

F4 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · nonDerivative · entry 2

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 219,653

SEC source: 0001415889-24-004950 · form4-02232024_120242.xml · nonDerivative · entry 1

HOGAN JOSEPH M · CIK 0001233163 · Director · PRESIDENT AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 228,327

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 89 shares acquired on January 31, 2024 under the ALGN Employee Stock Purchase Plan.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 9

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,855

Underlying: Common Stock · 4,855 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F9 · derivative.exercise_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).

F9 · derivative.expiration_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).

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 8

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,391

Underlying: Common Stock · 2,391 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F8 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2024 will vest on February 20, 2025 and shares will be delivered to reporting person on such vest date. 1/14th of the restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on each such vest date.

F8 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2024 will vest on February 20, 2025 and shares will be delivered to reporting person on such vest date. 1/14th of the restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on each such vest date.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 7

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,563 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F7 · derivative.exercise_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

F7 · derivative.expiration_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 6

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,615

Underlying: Common Stock · 539 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F6 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 5

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 583

Underlying: Common Stock · 292 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F5 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F5 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 4

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 222

Underlying: Common Stock · 223 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F4 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F4 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · derivative · entry 3

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 452 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock

F3 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F3 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · nonDerivative · entry 2

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,645

SEC source: 0001415889-24-004948 · form4-02232024_120233.xml · nonDerivative · entry 1

Coletti Julie Ann · CIK 0001777603 · EVP, CHIEF LEGAL & REGULATORY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,914

F1 · balance_after: Includes 47 shares acquired on July 31,2023 and 50 shares acquired on January 31, 2024 under the ALGN Employee Stock Purchase Plan.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 9

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,798

Underlying: Common Stock · 6,798 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F9 · derivative.exercise_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).

F9 · derivative.expiration_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).

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 8

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,348

Underlying: Common Stock · 3,348 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F8 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2024 shall become vested on February 20, 2025 and shares will be delivered to reporting person on such vest date. 1/4th of the restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on each such vest date.

F8 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2024 shall become vested on February 20, 2025 and shares will be delivered to reporting person on such vest date. 1/4th of the restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on each such vest date.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 7

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,398 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F7 · derivative.exercise_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

F7 · derivative.expiration_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 6

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,154

Underlying: Common Stock · 718 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F6 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 5

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 778

Underlying: Common Stock · 389 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F5 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F5 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 4

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 341

Underlying: Common Stock · 342 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F4 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F4 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · derivative · entry 3

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 603 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F3 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F3 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · nonDerivative · entry 2

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,999

SEC source: 0001415889-24-004946 · form4-02232024_120252.xml · nonDerivative · entry 1

Morici John · CIK 0001689552 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,834

F1 · balance_after: Includes 88 shares acquired from the ALGN Employee Stock Purchase Plan on January 31, 2024.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 9

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,399

Underlying: Common Stock · 3,399 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F9 · derivative.exercise_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).

F9 · derivative.expiration_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).

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 8

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,674

Underlying: Common Stock · 1,674 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F8 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2024 will become vested on February 20, 2025 and shares will be delivered to reporting person on such vest date. 1/4th of the restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on each such vest date.

F8 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2024 will become vested on February 20, 2025 and shares will be delivered to reporting person on such vest date. 1/4th of the restricted stock unit will vest annually thereafter and shares will be delivered to reporting person on each such vest date.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 7

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,459 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F7 · derivative.exercise_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

F7 · derivative.expiration_date: The market stock unit granted on February 20, 2021 vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 6

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,256

Underlying: Common Stock · 419 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F6 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2023 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 5

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 454

Underlying: Common Stock · 227 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F5 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F5 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2022 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 4

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 208

Underlying: Common Stock · 208 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F4 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

F4 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2021 became vested on February 20, 2024 and shares were delivered to reporting person on such vest 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.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · derivative · entry 3

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 452 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Represents par value of ALGN common stock.

F3 · derivative.exercise_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

F3 · derivative.expiration_date: 1/4th of the restricted stock unit granted on February 20, 2020 became vested on February 20, 2024 and shares were delivered to reporting person on such vest date.

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · nonDerivative · entry 2

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,674

SEC source: 0001415889-24-004944 · form4-02232024_120226.xml · nonDerivative · entry 1

Hockridge Stuart A · CIK 0001675043 · EVP GLOBAL HR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,813

F1 · balance_after: Includes 51 shares acquired on July 31, 2023 and 89 shares acquired on January 31, 2024 under the ALGN Employee Stock Purchase Plan.