COSTAR GROUP, INC. — Director's Dealing 2019

Jul 30, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COSTAR GROUP, INC. (CSGP)
CIK: 0001057352
Period of Report: 2019-07-26

Reporting Person: Wheeler Scott T (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-04-29	Common Stock, par value $0.01 per share	G	21	—	Disposed	31492	Direct
2019-07-26	Common Stock, par value $0.01 per share	M	4700	$204.91	Acquired	36192	Direct
2019-07-26	Common Stock, par value $0.01 per share	S	6933	$629.50	Disposed	29259	Direct
2019-07-29	Common Stock, par value $0.01 per share	G	22	—	Disposed	29237	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-07-26	Option to Acquire Common Stock	$204.91	M	4700	Disposed	2027-03-01	Common Stock (4700.0)	Direct

Footnotes

F1: Represents all shares of Common Stock owned, consisting of 2,255 shares of Common Stock and 26,787 shares of Common Stock subject to unvested Restricted Stock grants, 1,225 shares of Deferred Stock Units and 1,225 shares of unvested Restricted Stock Units.

F2: Represents all shares of Common Stock owned, consisting of 6,955 shares of Common Stock and 26,787 shares of Common Stock subject to unvested Restricted Stock grants, 1,225 shares of Deferred Stock Units and 1,225 shares of unvested Restricted Stock Units.

F3: Average based on sales prices ranging from $628.71 to $631.13.

F4: Represents all shares of Common Stock owned, consisting of 22 shares of Common Stock and 26,787 shares of Common Stock subject to unvested Restricted Stock grants, 1,225 shares of Deferred Stock Units and 1,225 shares of unvested Restricted Stock Units.

F5: Represents all shares of Common Stock owned, consisting of 0 shares of Common Stock and 26,787 shares of Common Stock subject to unvested Restricted Stock grants, 1,225 shares of Deferred Stock Units and 1,225 shares of unvested Restricted Stock Units.

F6: The option vests in three equal installments on March 2, 2018, March 2, 2019 and March 2, 2020.