<SEC-DOCUMENT>0000950142-16-003312-index.html : 20160311
<SEC-HEADER>0000950142-16-003312.hdr.sgml : 20160311
<ACCEPTANCE-DATETIME>20160311090206
ACCESSION NUMBER:		0000950142-16-003312
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20160311
DATE AS OF CHANGE:		20160311
GROUP MEMBERS:		SACHEM HEAD CAPITAL MANAGEMENT LP
GROUP MEMBERS:		SACHEM HEAD GP LLC
GROUP MEMBERS:		SCOTT D. FERGUSON
GROUP MEMBERS:		UNCAS GP LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AUTODESK INC
		CENTRAL INDEX KEY:			0000769397
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				942819853
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0131

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-37286
		FILM NUMBER:		161499490

	BUSINESS ADDRESS:	
		STREET 1:		111 MCINNIS PKWY
		CITY:			SAN RAFAEL
		STATE:			CA
		ZIP:			94903
		BUSINESS PHONE:		4155075000

	MAIL ADDRESS:	
		STREET 1:		111 MCINNIS PKWY
		CITY:			SAN RAFAEL
		STATE:			CA
		ZIP:			94903

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Sachem Head Capital Management LP
		CENTRAL INDEX KEY:			0001582090
		IRS NUMBER:				800872416
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		399 PARK AVENUE
		STREET 2:		32ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-714-3300

	MAIL ADDRESS:	
		STREET 1:		399 PARK AVENUE
		STREET 2:		32ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>eh1600392_13da3-autodesk.htm
<DESCRIPTION>AMENDMENT NO. 3
<TEXT>
Document 1 - file: eh1600392_13da3-autodesk.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>2
<FILENAME>eh1600392_ex9904.htm
<DESCRIPTION>EXHIBIT 99.4
<TEXT>
Document 2 - file: eh1600392_ex9904.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>3
<FILENAME>eh1600392_ex9905.htm
<DESCRIPTION>EXHIBIT 99.5
<TEXT>
Document 3 - file: eh1600392_ex9905.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.6
<SEQUENCE>4
<FILENAME>eh1600392_ex9906.htm
<DESCRIPTION>EXHIBIT 99.6
<TEXT>
Document 4 - file: eh1600392_ex9906.htm

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

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>footer.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: footer.jpg

</DOCUMENT>
</SEC-DOCUMENT>