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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001127602-21-022014
Filing Date
2021-07-15
Accepted
2021-07-15 16:49:12
Documents
1
Period of Report
2021-05-26

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4a.html 4/A  
1 PRIMARY DOCUMENT form4a.xml 4/A 2429
  Complete submission text file 0001127602-21-022014.txt   3789
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 ARIAD PHARMACEUTICALS, INC. 26 LANDSDOWNE STREET CAMBRIDGE MA 02139
Business Address
Whelan, Jr. Robert M. (Reporting) CIK: 0001490045 (see all company filings)

Type: 4/A | Act: 34 | File No.: 001-34630 | Film No.: 211093151