COSTAR GROUP, INC. — Director's Dealing 2021

Mar 2, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COSTAR GROUP, INC. (CSGP)
CIK: 0001057352
Period of Report: 2021-02-28

Reporting Person: FLORANCE ANDREW C (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-28	Common Stock, par value $0.01 per share	D	799	—	Disposed	101177	Direct
2021-02-28	Common Stock, par value $0.01 per share	F	5522	$823.76	Disposed	95655	Direct

Footnotes

F1: Shares forfeited from February 28, 2018 performance restricted stock grant after measurement and certification of actual achievement of the performance goal by the Compensation Committee.

F2: Represents all shares of Common Stock owned, consisting of 26,248 shares of Common Stock and 72,503 shares of Common Stock subject to unvested Restricted Stock grants, 1,213 shares of Deferred Stock Units and 1,213 shares of unvested Restricted Stock Units.

F3: Represents all shares of Common Stock owned, consisting of 34,761 shares of Common Stock and 58,468 shares of Common Stock subject to unvested Restricted Stock grants, 1,213 shares of Deferred Stock Units and 1,213 shares of unvested Restricted Stock Units.