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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001246360-11-004003
Filing Date
2011-11-10
Accepted
2011-11-10 17:10:09
Documents
1
Period of Report
2011-11-08

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form.html 4  
1 PRIMARY DOCUMENT form.xml 4 7195
  Complete submission text file 0001246360-11-004003.txt   8508
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)

IRS No.: 042739697 | State of Incorp.: DE | Fiscal Year End: 0630
SIC: 7371 Services-Computer Programming Services

Mailing Address 1310 RIDDER PARK DR SAN JOSE CA 95131-2313
Business Address
CASEY DONALD P (Reporting) CIK: 0001193372 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-34630 | Film No.: 111196271