ALIGN TECHNOLOGY INC — Director's Dealing 2017

Dec 21, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ALIGN TECHNOLOGY INC (ALGN)
CIK: 0001097149
Period of Report: 2017-12-20

Reporting Person: Kolli Sreelakshmi (VP, Info Technology)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-12-20	Common Stock	M	553	—	Acquired	24338	Direct
2017-12-20	Common Stock	F	289	$233.65	Disposed	24049	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-12-20	Restricted Stock Unit	$0.0001	M	553	Disposed		Common Stock (553)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1400	Indirect

Footnotes

F1: Represents par value of ALGN common stock

F2: 1/4th of the restricted stock unit granted on December 20, 2013 became vested on December 20, 2017 and shares were delivered to reporting person.