<SEC-DOCUMENT>0001097149-22-000016-index.html : 20220405
<SEC-HEADER>0001097149-22-000016.hdr.sgml : 20220405
<ACCEPTANCE-DATETIME>20220405160642
ACCESSION NUMBER:		0001097149-22-000016
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20220405
DATE AS OF CHANGE:		20220405

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:		22806804

	BUSINESS ADDRESS:	
		STREET 1:		410 NORTH SCOTTSDALE ROAD, SUITE 1300
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85281
		BUSINESS PHONE:		408-470-1000

	MAIL ADDRESS:	
		STREET 1:		410 NORTH SCOTTSDALE ROAD, SUITE 1300
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85281
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>algn-20211231xdefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: algn-20211231xdefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>defa1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: defa1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>defa2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: defa2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>defa3.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: defa3.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>defa4.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: defa4.jpg

</DOCUMENT>
</SEC-DOCUMENT>