<SEC-DOCUMENT>0001193125-17-029855-index.html : 20170203 <SEC-HEADER>0001193125-17-029855.hdr.sgml : 20170203 <ACCEPTANCE-DATETIME>20170203075502 ACCESSION NUMBER: 0001193125-17-029855 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20170203 DATE AS OF CHANGE: 20170203 SUBJECT COMPANY: 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: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-44607 FILM NUMBER: 17570231 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Artisan Partners Limited Partnership CENTRAL INDEX KEY: 0001466153 IRS NUMBER: 300551775 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 875 E WISCONSIN AVE STREET 2: STE 800 CITY: MILWAUKEE STATE: WI ZIP: 53202 BUSINESS PHONE: (414) 390-6100 MAIL ADDRESS: STREET 1: 875 E WISCONSIN AVE STREET 2: STE 800 CITY: MILWAUKEE STATE: WI ZIP: 53202 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G/A <SEQUENCE>1 <FILENAME>d327149dsc13ga.txt <DESCRIPTION>ASPEN TECHNOLOGY, INC. <TEXT> Document 1 - file: d327149dsc13ga.txt
</DOCUMENT> </SEC-DOCUMENT>