SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 424B3 - Prospectus [Rule 424(b)(3)]:
SEC Accession No. 0000950135-99-002045
Filing Date
1999-04-22
Accepted
1999-04-22 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 ASPEN TECHNOLOGY, INC. 424B3 3367
  Complete submission text file 0000950135-99-002045.txt   4742
Mailing Address TEN CANAL PK CAMBRIDGE MA 02141
Business Address TEN CANAL PARK CAMBRIDGE MA 02141 6179491000
ASPEN TECHNOLOGY INC /DE/ (Filer) CIK: 0000929940 (see all company filings)

IRS No.: 042739697 | State of Incorp.: DE | Fiscal Year End: 0630
Type: 424B3 | Act: 33 | File No.: 333-63439 | Film No.: 99598833
SIC: 7371 Services-Computer Programming Services