3 | SEC Filings Hub

Filing metadata

Accession number: 0001246360-11-001161
Form type: Form 3
Filer: ASPEN TECHNOLOGY INC /DE/
CIK: CIK 929940
Filed: Feb 16, 2011
Reporting period: Feb 15, 2011
Description: Initial ownership

Documents

0001246360-11-001161-index.htm

Complete submission

0001246360-11-001161.txt

directory listing

Filed by

ASPEN TECHNOLOGY INC /DE/