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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-19-017431
Filing Date
2019-05-06
Accepted
2019-05-06 16:10:07
Documents
1
Period of Report
2019-05-02

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 12918
  Complete submission text file 0001127602-19-017431.txt   14261
Mailing Address 20 CROSBY DRIVE BEDFORD MA 01730
Business Address 20 CROSBY DRIVE BEDFORD MA 01730 781-221-4302
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
Office of Technology

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

Type: 4 | Act: 34 | File No.: 001-34630 | Film No.: 19799383