SC 13G | SEC Filings Hub

Filing metadata

Accession number: 0000014661-11-000003
Form type: SC 13G
Filer: ASPEN TECHNOLOGY INC /DE/
CIK: CIK 929940
Filed: Feb 10, 2011
Reporting period: —
Description: Passive 5%+ stake

Documents

0000014661-11-000003-index.htm

Complete submission

0000014661-11-000003.txt

directory listing

Filed by

ASPEN TECHNOLOGY INC /DE/