Aspen Technology Announces Date of Third-Quarter Fiscal 2015 Financial Results Release, Conference Call and Webcast

Board of Directors Approve $40 Million Share Repurchase Program

Aspen Technology Announces Delisting From NASDAQ Effective February 19, 2008

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

Aspen Technology Announces Date of Third-Quarter Fiscal 2012 Financial Results Release, Conference Call and Webcast

Aspen Technology Announces "Energy on Ice" -- An International Good Will Hockey Game to Benefit Youth Hockey and Charities

Aspen Technology Announces Date of Third-Quarter Fiscal 2013 Financial Results Release, Conference Call and Webcast

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

Supports Company Growth and Brings All Local Employees Together in Three-Building Campus in Crosby Corporate Center

Aspen Technology Announces Date of Second-Quarter Fiscal 2013 Financial Results Release, Conference Call and Webcast