0001127602-23-025182.txt : 20231003 0001127602-23-025182.hdr.sgml : 20231003 20231003161915 ACCESSION NUMBER: 0001127602-23-025182 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230929 FILED AS OF DATE: 20231003 DATE AS OF CHANGE: 20231003 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Breithaupt Chantelle Yvette CENTRAL INDEX KEY: 0001850596 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-41400 FILM NUMBER: 231303915 MAIL ADDRESS: STREET 1: C/O ASPEN TECHNOLOGY, INC. 20 CROSBY DR. CITY: BEDFORD STATE: MA ZIP: 01730 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Aspen Technology, Inc. CENTRAL INDEX KEY: 0001897982 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROGRAMMING SERVICES [7371] IRS NUMBER: 873100817 STATE OF INCORPORATION: DE FISCAL YEAR END: 0630 BUSINESS ADDRESS: STREET 1: 20 CROSBY DRIVE CITY: BEDFORD STATE: MA ZIP: 01730 BUSINESS PHONE: 781-221-6400 MAIL ADDRESS: STREET 1: 20 CROSBY DRIVE CITY: BEDFORD STATE: MA ZIP: 01730 FORMER COMPANY: FORMER CONFORMED NAME: Emersub CX, Inc. DATE OF NAME CHANGE: 20211208 4 1 form4.xml PRIMARY DOCUMENT X0508 4 2023-09-29 0001897982 Aspen Technology, Inc. AZPN 0001850596 Breithaupt Chantelle Yvette C/O ASPEN TECHNOLOGY, INC. 20 CROSBY DRIVE BEDFORD MA 01730 1 SVP, Chief Financial Officer 0 Common Stock 2023-09-29 4 F 0 1056 205.08 D 33941 D Shares withheld by Registrant to satisfy minimum statutory tax withholding requirements on vesting of Restricted Stock Units and distribution of stock. /s/Mark E. Mouritsen, attorney-in-fact for Ms. Breithaupt 2023-10-03