0001057352-23-000100.txt : 20230630 0001057352-23-000100.hdr.sgml : 20230630 20230630160504 ACCESSION NUMBER: 0001057352-23-000100 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230630 FILED AS OF DATE: 20230630 DATE AS OF CHANGE: 20230630 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ruggles Lisa CENTRAL INDEX KEY: 0001717178 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-24531 FILM NUMBER: 231061665 MAIL ADDRESS: STREET 1: C/O COSTAR GROUP, INC. STREET 2: 1331 L STREET NW CITY: WASHINGTON STATE: DC ZIP: 20005 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 FORMER COMPANY: FORMER CONFORMED NAME: COSTAR GROUP INC DATE OF NAME CHANGE: 19990805 4 1 wk-form4_1688155494.xml FORM 4 X0407 4 2023-06-30 0 0001057352 COSTAR GROUP, INC. CSGP 0001717178 Ruggles Lisa C/O COSTAR GROUP, INC. 1331 L STREET, NW WASHINGTON DC 20005 0 1 0 0 Senior VP, Global Research 0 Common Stock, par value $0.01 per share 2023-06-30 4 S 0 30474 91.42 D 156208 D Average based on sales prices ranging from $90.92 to $91.87. /s/ Michael Rosenthall, Attorney-in-Fact 2023-06-30