SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001057439-00-000008
Filing Date
2000-01-11
Accepted
2000-01-11 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A 3654
  Complete submission text file 0001057439-00-000008.txt   5485
Mailing Address TEN CANAL PK CAMBRIDGE MA 02141
Business Address TEN CANAL PARK CAMBRIDGE MA 02141 6179491000
ASPEN TECHNOLOGY INC /DE/ (Subject) CIK: 0000929940 (see all company filings)

IRS No.: 042739697 | State of Incorp.: DE | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-44607 | Film No.: 505491
SIC: 7371 Services-Computer Programming Services

Mailing Address PARK 80 WEST PLAZA TWO SADDU BROOK NJ 07663
Business Address PARK 80 WEST PLAZA TWO SADDU BROOK NJ 07663 2013682770
THOMSON HORSTMANN & BRYANT INC (Filed by) CIK: 0001057439 (see all company filings)

IRS No.: 133163794