0001057352-18-000088.txt : 20180731 0001057352-18-000088.hdr.sgml : 20180731 20180731161845 ACCESSION NUMBER: 0001057352-18-000088 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180730 FILED AS OF DATE: 20180731 DATE AS OF CHANGE: 20180731 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Linnington Matthew CENTRAL INDEX KEY: 0001609822 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-24531 FILM NUMBER: 18981342 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 4 1 wf-form4_153306830836553.xml FORM 4 X0306 4 2018-07-30 0 0001057352 COSTAR GROUP INC CSGP 0001609822 Linnington Matthew C/O COSTAR GROUP, INC. 1331 L STREET, NW WASHINGTON DC 20005 0 1 0 0 Executive VP, Sales Common Stock, par value $0.01 per share 2018-07-30 4 M 0 1884 193.69 A 28819 D Common Stock, par value $0.01 per share 2018-07-30 4 M 0 2500 182.75 A 31319 D Common Stock, par value $0.01 per share 2018-07-30 4 S 0 4384 411.93 D 26935 D Option to Acquire Common Stock 193.69 2018-07-30 4 M 0 1884 0 D 2025-03-04 Common Stock 1884.0 516 D Option to Acquire Common Stock 182.75 2018-07-30 4 M 0 2500 0 D 2026-03-10 Common Stock 2500.0 3500 D Represents all shares of Common Stock owned, consisting of 9,070 shares of Common Stock and 19,749 shares of Common Stock subject to unvested Restricted Stock grants. Represents all shares of Common Stock owned, consisting of 11,570 shares of Common Stock and 19,749 shares of Common Stock subject to unvested Restricted Stock grants. Average based on sales prices ranging from $411 to $412.76. Represents all shares of Common Stock owned, consisting of 7,186 shares of Common Stock and 19,749 shares of Common Stock subject to unvested Restricted Stock grants. The option vested in three equal installments on March 5, 2016, March 5, 2017 and March 5, 2018. The option vests in three equal installments on March 11, 2017, March 11, 2018 and March 11, 2019. /s/ Jonathan Coleman, Attorney-in-Fact 2018-07-31