CHRISTIAN M. LOWN - 20 Feb 2025 Form 4 Insider Report for COSTAR GROUP, INC. (CSGP)

Signature
/s/ Gene Boxer, Attorney-in-Fact
Issuer symbol
CSGP
Transactions as of
20 Feb 2025
Net transactions value
$0
Form type
4
Filing time
24 Feb 2025, 18:48:59 UTC
Previous filing
03 Jul 2024
Next filing
02 Jul 2025

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CSGP Common Stock, par value $0.01 per share Award $0 +97,600 +262% $0.000000 134,823 20 Feb 2025 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CSGP Option to Acquire Common Stock Award $0 +24,600 $0.000000 24,600 20 Feb 2025 Common Stock 24,600 $78.33 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Includes a grant of 47,200 shares of restricted common stock that vest in three equal installments on March 1, 2026, March 1, 2027 and March 1, 2028, and a grant of 50,400 shares of restricted common stock that vest based upon CoStar Group, Inc.'s achievement of a three-year performance goal.
F2 A historical Form 3 filed on behalf of the Reporting Person underreported the Reporting Person's beneficial ownership by an immaterial amount. The Reporting Person's ownership has been corrected on this Form 4.
F3 The option vests in three equal installments on March 1, 2026, March 1, 2027 and March 1, 2028.