ASPENTECH Corp POS AM SEC Filings

Filed On	Filing
21 Dec 2006	POST-EFFECTIVE AMENDMENT NOT AUTOMATICALLY EFFECTIVE UPON FILING
11 Jan 2001	ASPEN TECHNOLOGY, INC.
17 Jun 1999	ASPEN TECHNOLOGY, INC.
17 Jun 1999	ASPEN TECHNOLOGY, INC.
17 Jun 1999	ASPEN TECHNOLOGY, INC.
04 Feb 1999	ASPEN TECHNOLOGY, INC.
17 Feb 1998	ASPEN TECHNOLOGY, INC.
30 Jan 1998	ASPEN TECHNOLOGY, INC. POST-EFFECTIVE NO. 1

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