COSTAR GROUP, INC. — Director's Dealing 2018

Jan 3, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COSTAR GROUP INC (CSGP)
CIK: 0001057352
Period of Report: 2017-12-31

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-12-31	Common Stock, par value $0.01 per share	F	185	$296.95	Disposed	5345	Direct

Footnotes

F1: Represents all shares of Common Stock owned, consisting of 405 shares of Common Stock and 4,940 shares of Common Stock subject to unvested Restricted Stock grants.