0001127602-16-061388.txt : 20160829 0001127602-16-061388.hdr.sgml : 20160829 20160829165931 ACCESSION NUMBER: 0001127602-16-061388 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20160825 FILED AS OF DATE: 20160829 DATE AS OF CHANGE: 20160829 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: Pietri Antonio J CENTRAL INDEX KEY: 0001407695 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34630 FILM NUMBER: 161858493 MAIL ADDRESS: STREET 1: C/O ASPEN TECHNOLOGY, INC. STREET 2: 200 WHEELER ROAD CITY: BURLINGTON STATE: MA ZIP: 01803 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2016-08-25 0000929940 ASPEN TECHNOLOGY INC /DE/ AZPN 0001407695 Pietri Antonio J C/O ASPEN TECHNOLOGY, INC. 20 CROSBY DRIVE BEDFORD MA 01730 1 1 President & CEO Common Stock 2016-08-25 4 S 0 4400 45.02 D 152750 D Common Stock 2016-08-26 4 S 0 100 45.37 D 152650 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 3, 2016. /s/ F.G. Hammond, attorney-in-fact for Mr. Pietri 2016-08-29