SC 13G | SEC Filings Hub

Filing metadata

Accession number: 0000932471-13-004831
Form type: SC 13G
Filer: ASPEN TECHNOLOGY INC /DE/
CIK: CIK 929940
Filed: Feb 13, 2013
Reporting period: —
Description: Passive 5%+ stake

Documents

0000932471-13-004831-index.htm

Complete submission

0000932471-13-004831.txt

directory listing

Filed by

ASPEN TECHNOLOGY INC /DE/