0001057352-24-000021.txt : 20240226 0001057352-24-000021.hdr.sgml : 20240226 20240226200829 ACCESSION NUMBER: 0001057352-24-000021 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240222 FILED AS OF DATE: 20240226 DATE AS OF CHANGE: 20240226 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: FLORANCE ANDREW C CENTRAL INDEX KEY: 0001066061 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-24531 FILM NUMBER: 24681400 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] ORGANIZATION NAME: 07 Trade & Services 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_1708996097.xml FORM 4 X0508 4 2024-02-22 0 0001057352 COSTAR GROUP, INC. CSGP 0001066061 FLORANCE ANDREW C C/O COSTAR GROUP, INC. 1331 L STREET, NW WASHINGTON DC 20005 1 1 0 0 President and CEO 0 Common Stock, par value $0.01 per share 2024-02-22 4 D 0 31200 0 D 926813 D Common Stock, par value $0.01 per share 2024-02-22 4 F 0 22058 83.98 D 904755 D Common Stock, par value $0.01 per share 2024-02-22 4 A 0 367840 0 A 1272595 D Option to Acquire Common Stock 82.47 2024-02-22 4 A 0 90500 0 A 2034-02-21 Common Stock 90500 90500 D Shares forfeited from February 18, 2021 performance restricted stock grant upon certification of actual achievement of the performance goal by the Compensation Committee. Includes a grant of 178,000 shares of restricted common stock that vest in three equal installments on March 1, 2025, March 1, 2026 and March 1, 2027, and a grant of 189,840 shares of restricted common stock that vest based upon CoStar Group, Inc.'s achievement of a three-year performance goal. The option vests in three equal installments on March 1, 2025, March 1, 2026, and March 1, 2027. /s/ Michael Rosenthall, Attorney-in-Fact 2024-02-26