SC 13G | SEC Filings Hub

Filing metadata

Accession number: 0000014661-10-000010
Form type: SC 13G
Filer: ASPEN TECHNOLOGY INC /DE/
CIK: CIK 929940
Filed: Sep 30, 2010
Reporting period: —
Description: Passive 5%+ stake

Documents

0000014661-10-000010-index.htm

Complete submission

0000014661-10-000010.txt

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Filed by

ASPEN TECHNOLOGY INC /DE/