Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000943152-98-000184
Filing Date
1998-03-05
Accepted
1998-03-05 00:00:00
Documents
1
SROs
NASD

Document Format Files

Seq Description Document Type Size
1 AMENDMENT TO SCHEDULE 13G SC 13G/A 16367
  Complete submission text file 0000943152-98-000184.txt   18341
Mailing Address TEN CANAL PK CAMBRIDGE MA 02141
Business Address TEN CANAL PARK CAMBRIDGE MA 02141 6175770100
ASPEN TECHNOLOGY INC /MA/ (Subject) CIK: 0000929940 (see all company filings)

EIN.: 042739697 | State of Incorp.: MA | Fiscal Year End: 0630
Type: SC 13G/A | Act: 34 | File No.: 005-44607 | Film No.: 98558099
SIC: 7371 Services-Computer Programming Services

Mailing Address
Business Address 825 DUPORTAIL RD WAYNE PA 19087 6106474100
PILGRIM BAXTER & ASSOCIATES LTD /DE/ /ADV (Filed by) CIK: 0000943152 (see all company filings)

EIN.: 232797802 | State of Incorp.: DE | Fiscal Year End: 1231