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Filing metadata

Accession number: 0001057352-09-000038
Form type: Form 4
Filer: COSTAR GROUP INC
CIK: CIK 1057352
Filed: Apr 21, 2009
Reporting period: Apr 17, 2009
Description: Insider transaction

Documents

0001057352-09-000038-index.htm

Complete submission

0001057352-09-000038.txt

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Filed by

COSTAR GROUP INC