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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000912057-02-030460
Filing Date
2002-08-08
Accepted
2002-08-08 13:06:01
Documents
2

Document Format Files

Seq Description Document Type Size
1 SC 13G/A a2086420zsc13ga.htm SC 13G/A 38103
3 EXHIBIT 99(A) a2086420zex-99_a.htm EX-99.(A) 4069
  Complete submission text file 0000912057-02-030460.txt   44227
Mailing Address 865 SOUTH FIGUEROA STREET 865 SOUTH FIGUEROA STREET LOS ANGELES CA 90017
Business Address 865 SOUTH FIGUEROA ST LOS ANGELES CA 90017
TCW GROUP INC (Filed by) CIK: 0000850401 (see all company filings)

SIC: 6798 Real Estate Investment Trusts

Mailing Address TEN CANAL PARK 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.: 005-47526 | Film No.: 02722646
SIC: 7371 Services-Computer Programming Services