<SEC-DOCUMENT>0001097149-20-000017-index.html : 20200406
<SEC-HEADER>0001097149-20-000017.hdr.sgml : 20200406
<ACCEPTANCE-DATETIME>20200406162039
ACCESSION NUMBER:		0001097149-20-000017
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20200406
DATE AS OF CHANGE:		20200406
EFFECTIVENESS DATE:		20200406

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALIGN TECHNOLOGY INC
		CENTRAL INDEX KEY:			0001097149
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				943267295
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-32259
		FILM NUMBER:		20777218

	BUSINESS ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		408-470-1000

	MAIL ADDRESS:	
		STREET 1:		2820 ORCHARD PARKWAY
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>algn-20191231xdefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: algn-20191231xdefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>defa14a1.jpg
<TEXT>
Document 2 - file: defa14a1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>defa14a2.jpg
<TEXT>
Document 3 - file: defa14a2.jpg

</DOCUMENT>
</SEC-DOCUMENT>