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

Aspen Technology Announces Date of Conference Call to Review Selected Preliminary Financial Results

Aspen Technology Announces Selected Financial Results for Second-Quarter Fiscal Year 2007

Aspen Technology and Hexagon Announce New Collaboration to Accelerate Digital Transformation

Aspen Technology Announces Selected Financial Results for Fourth-Quarter Fiscal Year 2006, Stock Option Grant Review and Restatement

Aspen Technology, Inc., a global leader in asset optimization software, today announced the acquisition of OptiPlant to further strengthen the company's solutions for owner-operators and EPC companies in the process industries.

Pharma and biotech companies face a pivotal next step in addressing the increased complexity of production while balancing mounting cost pressures with the need to ensure product quality, security of supply and regulatory compliance. Findings from AspenTech® and Longitude’s recent market survey revealed that digital culture and technology adoption provide a competitive edge – but adoption is slow.

Aspen Technology Announces Secondary Offering of 18,000,000 Shares of Common Stock by Affiliates of Advent International

Aspen Technology Acquires Mnubo and Sabisu-FR

Aspen Technology Announces Restatement of Previously Issued Financial Statements