1 EXHIBIT 4.1 RIGHTS AGREEMENT DATED AS OF MARCH 12, 1998Rights Agreement • March 27th, 1998 • Aspen Technology Inc /Ma/ • Services-computer programming services • Delaware
Contract Type FiledMarch 27th, 1998 Company Industry Jurisdiction
1 EXHIBIT 4.1 RIGHTS AGREEMENT DATED AS OF MARCH 12, 1998Rights Agreement • March 27th, 1998 • Aspen Technology Inc /Ma/ • Services-computer programming services • Delaware
Contract Type FiledMarch 27th, 1998 Company Industry Jurisdiction