Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000350440-00-000147
Filing Date
2000-07-18
Accepted
2000-07-18 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A 0001.txt SC 13G/A 8804
  Complete submission text file 0000350440-00-000147.txt   11120
Mailing Address 100 PARK AVENUE 8TH FLOOR NEW YORK NY 10017
Business Address 100 PARK AVENUE - 8TH FLOOR NEW YORK NY 10006 2124880200
SELIGMAN J & W & CO INC /NY/ (Filed by) CIK: 0000350440 (see all company filings)

EIN.: 133043476 | State of Incorp.: NY | Fiscal Year End: 1231
SIC: 0000

Mailing Address 2 BETHESDA METRO CENTER BETHESDA MD 20814
Business Address 2 BETHESDA METRO CENTER 10TH FLOOR BETHESDA MD 20814 3012158300
COSTAR GROUP INC (Subject) CIK: 0001057352 (see all company filings)

EIN.: 522091508 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-54369 | Film No.: 674369
SIC: 7374 Services-Computer Processing & Data Preparation