EDGAR Filing Documents for 0001057352-10-000076

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:

SEC Accession No. 0001057352-10-000076

Filing Date

2010-10-22

Accepted

2010-10-21 19:34:10

Documents

Period of Report

2010-09-30

Document Format Files

Seq	Description	Document	Type	Size
1	3Q 2010 QUARTERLY REPORT	form_10-q.htm	10-Q	1053174
2	CEO CERTIFICATION	ceocert.htm	EX-31.1	14958
3	CFO CERTIFICATION	cfocert.htm	EX-31.2	14879
4	CEO 906 CERTIFICATION	ceo906cert.htm	EX-32.1	8842
5	CFO 906 CERTIFICATION	cfo906cert.htm	EX-32.2	8862
	Complete submission text file	0001057352-10-000076.txt		1102173

Mailing Address 2 BETHESDA METRO CENTER 10TH FLOOR BETHESDA MD 20814

Business Address 2 BETHESDA METRO CENTER 10TH FLOOR BETHESDA MD 20814 3012158300

COSTAR GROUP INC (Filer) CIK: 0001057352 (see all company filings)

IRS No.: 522091509 | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-24531 | Film No.: 101135950
SIC: 7389 Services-Business Services, NEC