Form 5 - Annual statement of changes in beneficial ownership of securities:
SEC Accession No. 0001057352-12-000009
Filing Date
2012-01-31
Accepted
2012-01-31 17:30:42
Documents
1
Period of Report
2011-12-31

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT edgar.html 5  
1 PRIMARY DOCUMENT edgar.xml 5 3430
  Complete submission text file 0001057352-12-000009.txt   4759
Mailing Address 1331 L STREET NW WASHINGTON DC 20005
Business Address 1331 L STREET NW WASHINGTON DC 20005 2023466500
COSTAR GROUP INC (Issuer) CIK: 0001057352 (see all company filings)

EIN.: 522091509 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 7389 Services-Business Services, NEC

Mailing Address C/O COSTAR GROUP INC 1331 L STREET, NW WASHINGTON DC 20005
Business Address
FLORANCE ANDREW C (Reporting) CIK: 0001066061 (see all company filings)

Type: 5 | Act: 34 | File No.: 000-24531 | Film No.: 12560254