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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001057352-12-000024
Filing Date
2012-02-23
Accepted
2012-02-23 17:23:31
Documents
15
Period of Report
2011-12-31

Document Format Files

Seq Description Document Type Size
1 2011 10-K form_10-k.htm 10-K 2270815
2 SUBSIDIARIES OF REGISTRANT exhibit_21-1.htm EX-21.1 5018
3 CONSENT OF INDEPENDENT REG PUB ACCT FIRM exhibit_23-1.htm EX-23.1 10049
4 CERTIFICATION OF CEO exhibit_31-1.htm EX-31.1 15502
5 CERTIFICATION OF CFO exhibit_31-2.htm EX-31.2 15214
6 906 CERTIFICATION OF CEO exhibit_32-1.htm EX-32.1 10129
7 906 CERTIFICATION OF CFO exhibit_32-2.htm EX-32.2 9360
14 PERFORMANCE GRAPH csgp2011graph.gif GRAPHIC 8363
15 LOGO currentcostarlogo-noreg.jpg GRAPHIC 5367
  Complete submission text file 0001057352-12-000024.txt   13740979

Data Files

Seq Description Document Type Size
8 EXHIBIT 101 INSTANCE DOCUMENT csgp-20111231.xml EX-101.INS 2311195
9 EXHIBIT 101 SCHEMA DOCUMENT csgp-20111231.xsd EX-101.SCH 73840
10 EXHIBIT 101 DEFINITION LINKBASE DOCUMENT csgp-20111231_def.xml EX-101.DEF 290056
11 EXHIBIT 101 LABELS LINKBASE DOCUMENT csgp-20111231_lab.xml EX-101.LAB 1082775
12 EXHIBIT 101 CALCULATION LINKBASE DOCUMENT csgp-20111231_cal.xml EX-101.CAL 92097
13 EXHIBIT 101 PRESENTATION LINKBASE DOCUMENT csgp-20111231_pre.xml EX-101.PRE 594161
Mailing Address 1331 L STREET NW WASHINGTON DC 20005
Business Address 1331 L STREET NW WASHINGTON DC 20005 2023466500
COSTAR GROUP INC (Filer) CIK: 0001057352 (see all company filings)

IRS No.: 522091509 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-24531 | Film No.: 12634900
SIC: 7389 Services-Business Services, NEC