ALIGN TECHNOLOGY INC — Director's Dealing 2013

May 20, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALIGN TECHNOLOGY INC (ALGN)
CIK: 0001097149
Period of Report: 2013-05-16

Reporting Person: LARKIN C RAYMOND JR (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-16	Common Stock	C	11500	—	Acquired	51160	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-16	Restricted Stock Unit	$0.0001	C	11500	Disposed		Common Stock (11500)	Direct
2013-05-16	Restricted Stock Unit	$0.0001	A	11500	Acquired		Common Stock (11500)	Direct

Footnotes

F1: Represents par value of ALGN common stock

F2: 100% of the restricted stock unit granted on May 23, 2012 became vested on May 16, 2013 and shares were delivered to reporting person on May 16, 2013.

F3: 100% of the restricted stock unit will become vested upon the earlier of (i) one year after the date of grant or (ii) the date of issuer's annual meeting of stockholders to be held in 2014. Shares will be delivered to reporting person on such vest date.