Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001179110-08-018809
Filing Date
2008-10-31
Accepted
2008-10-31 16:39:57
Documents
1
Period of Report
2008-10-29

Document Format Files

Seq Description Document Type Size
1 FORM 4 - edgar.html 4  
1 FORM 4 - edgar.xml 4 8403
  Complete submission text file 0001179110-08-018809.txt   10210
Mailing Address 200 WHEELER ROAD BURLINGTON MA 01803
Business Address 200 WHEELER ROAD BURLINGTON MA 01803 6179491000
ASPEN TECHNOLOGY INC /DE/ (Issuer) CIK: 0000929940 (see all company filings)

EIN.: 042739697 | State of Incorp.: DE | Fiscal Year End: 0630
SIC: 7371 Services-Computer Programming Services

Mailing Address C/O ASPEN TECHNOLOGY, INC. 200 WHEELER ROAD BURLINGTON MA 01803
Business Address 617 949 1620
Pietri Antonio J (Reporting) CIK: 0001407695 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-24786 | Film No.: 081155019