Item 5.07. Submission of Matters to a Vote of Security Holders.



The following items, which are more fully described in our proxy statement dated
April 25, 2022, were submitted to a vote of the stockholders of CoStar Group at
the Annual Meeting held on June 9, 2022. The final voting results are as
follows:

1.The following nominees were elected to our Board of Directors to serve until
the next annual meeting of the Company's stockholders or until his or her
successor is elected and qualified: Michael R. Klein, Andrew C. Florance, Laura
Cox Kaplan, Michael J. Glosserman, John W. Hill, Robert W. Musslewhite,
Christopher J. Nassetta and Louise S. Sams.

Name                                Votes For                   Votes Against                  Abstentions                  Broker Non-Votes
Michael R. Klein                    309,295,226                   38,894,189                     4,789,481                     7,177,538
Andrew C. Florance                  342,608,434                   10,211,905                       158,557                     7,177,538
Laura Cox Kaplan                    347,930,385                    4,897,393                       151,118                     7,177,538
Michael J. Glosserman               335,813,570                   17,010,108                       155,218                     7,177,538
John W. Hill                        350,211,633                    2,611,054                       156,209                     7,177,538
Robert W. Musslewhite               344,356,492                    8,467,566                       154,838                     7,177,538
Christopher J. Nassetta             316,375,245                   36,448,899                       154,752                     7,177,538
Louise S. Sams                      349,660,955                    3,166,713                       151,228                     7,177,538



2.The appointment of Ernst & Young, LLP as our independent registered public
accounting firm for the fiscal year ending December 31, 2022 was ratified upon
the following vote:

                           Votes For          348,339,474
                           Votes Against       11,733,688
                           Abstentions             83,272



3.The advisory resolution on executive compensation was approved upon the
following vote:

                         Votes For              262,417,054
                         Votes Against           90,117,835
                         Abstentions                444,007
                         Broker Non-Votes         7,177,538



4.The stockholder proposal regarding the right of owners of a combined 10% of
the Company's outstanding common stock to call a special meeting of stockholders
was not approved upon the following vote:

                         Votes For              120,513,149
                         Votes Against          230,808,674
                         Abstentions              1,657,073
                         Broker Non-Votes         7,177,538






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