Exhibit 4.4 RIGHTS AGREEMENT AMENDMENT NO. 1 This Agreement, dated October 26, 2001 is between ASPEN TECHNOLOGY, INC., a Delaware corporation (the "Company"), and AMERICAN STOCK TRANSFER & TRUST COMPANY, as Rights Agent. Whereas, pursuant to Section...Rights Agreement • November 8th, 2001 • Aspen Technology Inc /De/ • Services-computer programming services • Delaware
Contract Type FiledNovember 8th, 2001 Company Industry Jurisdiction