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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001127602-21-000575
Filing Date
2021-01-05
Accepted
2021-01-05 16:32:34
Documents
1
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4.html 4  
1 PRIMARY DOCUMENT form4.xml 4 3092
  Complete submission text file 0001127602-21-000575.txt   4425
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

Mailing Address C/O ASPEN TECHNOLOGY, INC. 20 CROSBY DRIVE BEDFORD MA 01730
Business Address
Hague John (Reporting) CIK: 0001800326 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-34630 | Film No.: 21506144