0001057352-15-000045.txt : 20150616 0001057352-15-000045.hdr.sgml : 20150616 20150616172841 ACCESSION NUMBER: 0001057352-15-000045 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150615 FILED AS OF DATE: 20150616 DATE AS OF CHANGE: 20150616 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: COSTAR GROUP INC CENTRAL INDEX KEY: 0001057352 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-BUSINESS SERVICES, NEC [7389] IRS NUMBER: 522091509 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1331 L STREET NW CITY: WASHINGTON STATE: DC ZIP: 20005 BUSINESS PHONE: 2023466500 MAIL ADDRESS: STREET 1: 1331 L STREET NW CITY: WASHINGTON STATE: DC ZIP: 20005 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Steinberg David Jay CENTRAL INDEX KEY: 0001522418 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-24531 FILM NUMBER: 15935183 MAIL ADDRESS: STREET 1: C/O COSTAR GROUP, INC. STREET 2: 1331 L STREET, NW CITY: WASHINGTON STATE: DC ZIP: 20005 4 1 wf-form4_143449011130134.xml FORM 4 X0306 4 2015-06-15 0 0001057352 COSTAR GROUP INC CSGP 0001522418 Steinberg David Jay C/O COSTAR GROUP, INC. 1331 L STREET, NW WASHINGTON DC 20005 1 0 0 0 Common Stock, par value $0.01 per share 2015-06-15 4 S 0 1225 204.82 D 3875 D Average based on sales prices ranging from $204.80 to $204.86. Represents all shares of Common Stock owned, consisting of 869 shares of Common Stock and 3,006 shares of Common Stock subject to unvested Restricted Stock grants. /s/ Jonathan Coleman, Attorney-in-Fact 2015-06-16