Receives SSPA’s STAR Award for Excellence in Self-Service Capabilities

Aspen Technology to Present at Upcoming Investor Conferences

aspenONE V7 for Process Engineering Addresses Key Issues Facing Traditional and Alternative Energy Companies

Aspen Technology to Present at the William Blair Growth Stock Conference

Aspen Technology to Webcast Investor Day

Aspen Technology Announces Date of Fiscal 2007 First-Quarter Financial Results Release, Conference Call and Webcast

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

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

Aspen Technology Announces Date of Financial Results Release, Conference Call and Webcast

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