0001127602-16-064096.txt : 20161004 0001127602-16-064096.hdr.sgml : 20161004 20161004165859 ACCESSION NUMBER: 0001127602-16-064096 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20160930 FILED AS OF DATE: 20161004 DATE AS OF CHANGE: 20161004 ISSUER: 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 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Griffin William CENTRAL INDEX KEY: 0001672938 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34630 FILM NUMBER: 161919808 MAIL ADDRESS: STREET 1: 20 CROSBY DRIVE CITY: BEDFORD STATE: MA ZIP: 01730 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2016-09-30 0000929940 ASPEN TECHNOLOGY INC /DE/ AZPN 0001672938 Griffin William 20 CROSBY DRIVE BEDFORD MA 01730 1 EVP, Field Operations Common Stock 2016-09-30 4 F 0 1692 47.00 D 54213 D Shares withheld by Registrant to satisfy statutory tax withholding requirements on vesting of restricted stock units and distribution of stock. /s/ Frederic G. Hammond, attorney-in-fact for Mr. Griffin 2016-10-04