<SEC-DOCUMENT>0000929940-17-000008-index.html : 20170126
<SEC-HEADER>0000929940-17-000008.hdr.sgml : 20170126
<ACCEPTANCE-DATETIME>20170126161133
ACCESSION NUMBER:		0000929940-17-000008
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20170126
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20170126
DATE AS OF CHANGE:		20170126

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ASPEN TECHNOLOGY INC /DE/
		CENTRAL INDEX KEY:			0000929940
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				042739697
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34630
		FILM NUMBER:		17549822

	BUSINESS ADDRESS:	
		STREET 1:		20 CROSBY DRIVE
		CITY:			BEDFORD
		STATE:			MA
		ZIP:			01730
		BUSINESS PHONE:		781-221-4302

	MAIL ADDRESS:	
		STREET 1:		20 CROSBY DRIVE
		CITY:			BEDFORD
		STATE:			MA
		ZIP:			01730
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>a012620178-k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a012620178-k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a012620178-kxexhibit991.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: a012620178-kxexhibit991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>aspentechnologylogoa13.jpg
<TEXT>
Document 3 - file: aspentechnologylogoa13.jpg

</DOCUMENT>
</SEC-DOCUMENT>