0001127602-20-018058.txt : 20200528 0001127602-20-018058.hdr.sgml : 20200528 20200528164542 ACCESSION NUMBER: 0001127602-20-018058 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200526 FILED AS OF DATE: 20200528 DATE AS OF CHANGE: 20200528 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CASEY DONALD P CENTRAL INDEX KEY: 0001193372 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34630 FILM NUMBER: 20921793 MAIL ADDRESS: STREET 1: 1310 RIDDER PARK DR CITY: SAN JOSE STATE: CA ZIP: 95131-2313 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 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2020-05-26 0000929940 ASPEN TECHNOLOGY INC /DE/ AZPN 0001193372 CASEY DONALD P C/O ASPEN TECHNOLOGY, INC. 20 CROSBY DRIVE BEDFORD MA 01730 1 Common Stock 2020-05-26 4 S 0 1577 97.86 D 6924 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $97.78 to $97.92, inclusive. The reporting person undertakes to provide to Aspen Technology, Inc., any security holder of Aspen Technology, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. /s/ F.G. Hammond, attorney-in-fact for Mr. Casey 2020-05-28