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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001246360-12-005046
Filing Date
2012-12-27
Accepted
2012-12-27 17:45:09
Documents
1
Period of Report
2012-12-12

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form.html 4/A  
1 PRIMARY DOCUMENT form.xml 4/A 4051
  Complete submission text file 0001246360-12-005046.txt   5275
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
Business Address
KOTZABASAKIS MANOLIS E (Reporting) CIK: 0001251378 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-34630 | Film No.: 121288213