Aspen Technology Announces Date of Selected Preliminary Fiscal 2009 Third-Quarter Financial Results Release, Conference Call and Webcast

Aspen Technology Names Mark Sullivan Chief Financial Officer

Aspen Technology Announces Financial Results for the First Quarter of Fiscal 2018

Aspen Technology LandT Technology Services Partner to Deliver Engineering Solutions

Aspen Technology Announces Financial Results for the First Quarter of Fiscal 2017

Aspen Technology Joins Alliance to End Plastic Waste

Aspen Technology Announces Financial Results for Fourth-Quarter Fiscal Year 2006 and Completion of Stock Option Review and Restatement

Miller Joins Company’s Senior Management Team, Bringing over Twenty Years Executive Leadership and Financial Management Experience

Aspen Technology Announces Financial Results for First-Quarter Fiscal Year 2007

Aspen Technology Comments on Civil Complaint Filed by the Securities and Exchange Commission Against Three Former Officers and the Criminal Complaint Filed by the U.S. Attorney Against One of them, David L. McQuillin