ALIGN TECHNOLOGY INC — Director's Dealing 2010

Dec 16, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALIGN TECHNOLOGY INC (ALGN)
CIK: 0001097149
Period of Report: 2010-12-14

Reporting Person: AROLA KENNETH (VP, Finance and CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-14	Common Stock	C	6250	$0.00	Acquired	27428	Direct
2010-12-14	Common Stock	F	2293	$18.71	Disposed	25135	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-14	Restricted Stock Unit	$0.0001	C	6250	Disposed		Common Stock (6250)	Direct

Footnotes

F1: Represents par value of ALGN common stock.

F2: 1/4th of the restricted stock unit granted on December 14, 2007 became vested on December 14, 2010 and shares were delivered to reporting person on such date. The restricted stock unit will continue to vest annually and shares will be delivered to reporting person on each vest date.