0001127602-17-000640.txt : 20170104 0001127602-17-000640.hdr.sgml : 20170104 20170104162533 ACCESSION NUMBER: 0001127602-17-000640 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20161230 FILED AS OF DATE: 20170104 DATE AS OF CHANGE: 20170104 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: Johnsen Karl E CENTRAL INDEX KEY: 0001560263 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34630 FILM NUMBER: 17505827 MAIL ADDRESS: STREET 1: 20 CROSBY DRIVE CITY: BEDFORD STATE: MA ZIP: 01730 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2016-12-30 0000929940 ASPEN TECHNOLOGY INC /DE/ AZPN 0001560263 Johnsen Karl E C/O ASPEN TECHNOLOGY, INC. 20 CROSBY DRIVE BEDFORD MA 01730 1 Senior Vice President and CFO Common Stock 2016-12-30 4 F 0 950 54.75 D 39746 D Shares withheld by Registrant to satisfy statutory tax withholding requirements on vesting of restricted stock units and distribution of stock. /s/ F. G. Hammond, attorney-in-fact for Mr. Johnsen 2017-01-04