Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001057352-18-000043
Filing Date
2018-03-23
Accepted
2018-03-23 16:23:33
Documents
1
Period of Report
2018-03-22

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_152183658000081.html 4  
1 FORM 4 wf-form4_152183658000081.xml 4 3463
  Complete submission text file 0001057352-18-000043.txt   4790
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 2001 K STREET, N.W. SUITE 206 WASHINGTON DC 20006
Business Address
KLEIN MICHAEL R (Reporting) CIK: 0001066062 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-24531 | Film No.: 18710395