LOWN CHRISTIAN M.

PrivateCIK: 1701994
Location

ARLINGTON, VA

LOWN CHRISTIAN M. (Chief Financial Officer) reported 1 transaction at COSTAR GROUP, INC.

Review the transaction codes below to understand the nature of each event.

InsiderLOWN CHRISTIAN M.CIK 1701994
IssuerCOSTAR GROUP, INC.CIK 1057352
Officer· Chief Financial Officer
Since Feb 2026
+32.48K
Net shares
Net buyer
$320.2K
Total sold
0
Open market trades
0B · 0S
2
Total transactions
39.65K acquired · 7.17K disposed
Non-Derivative Transactions1

Common Stock, par value $0.01 per share

Direct
F · Tax Withholding

Shares

7.17K

Price / share

$44.63

Trade value

$320.22K

% of position

5.5%
3/1/2026
130.16K122.98K
Total

Net shares

7.17K

Net value

-$320.22K

Derivative Transactions1

Restricted Stock Units

Direct
A · Award
Converts to

Common Stock, par value $0.01 per share

39.65K shares

Shares

+39.65K

Strike price

Held after

39.65K

Exercisable

2/27/2026
LOWN CHRISTIAN M. — Insider Transaction (Form 4) Filed Mar 3, 2026 | Finecho