Aspen Technology Announces Selected Preliminary Financial Results for the Third Quarter of Fiscal Year 2009

Aspen Technology Announces Date of First-Quarter Fiscal 2017 Financial Results Release, Conference Call and Webcast

Announces new subscription-based commercial model for aspenONE suite of solutions

Aspen Technology Announces Date of First-Quarter Fiscal 2014 Financial Results Release, Conference Call and Webcast

Aspen Technology Announces Selected Preliminary Financial Results for the Fourth Quarter and Fiscal Year 2008

Aspen Technology Announces Date of First-Quarter Fiscal 2011 Financial Results Release, Conference Call and Webcast

Aspen Technology Announces Selected Preliminary Financial Results for Second Quarter Fiscal 2008

Aspen Technology Announces Date of First-Quarter Fiscal 2010 Financial Results Release, Conference Call and Webcast

Aspen Technology Receives Staff Determination from Nasdaq

Aspen Technology Announces Conversion of Series D-2 Preferred Stock to Common Stock