COSTAR GROUP, INC. — Director's Dealing 2019

Mar 4, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COSTAR GROUP INC (CSGP)
CIK: 0001057352
Period of Report: 2019-02-28

Reporting Person: Ruggles Lisa (Senior VP, Global Research)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-02-28	Common Stock, par value $0.01 per share	F	337	$454.33	Disposed	15547	Direct
2019-03-01	Common Stock, par value $0.01 per share	S	1538	$466.62	Disposed	14009	Direct

Footnotes

F1: Represents all shares of Common Stock owned, consisting of 2,337 shares of Common Stock and 13,210 shares of Common Stock subject to unvested Restricted Stock grants.

F2: Average based on sales prices ranging from $466.34 to $466.98.

F3: Represents all shares of Common Stock owned, consisting of 799 shares of Common Stock and 13,210 shares of Common Stock subject to unvested Restricted Stock grants.