COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

MAI Capital Management's Holding History (CIK: 0001040197)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 2,660 Value ($000) $179 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 5,191 Value ($000) $438 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 3,817 Value ($000) $307 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 1,979 Value ($000) $157 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 1,503 Value ($000) $108 Avg Close $75.52 Range $68.26 - $82.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,660	$179	$70.84	$62.00 - $85.24
Q3 2025	5,191	$438	$88.37	$79.94 - $97.43
Q2 2025	3,817	$307	$77.90	$71.21 - $83.68
Q1 2025	1,979	$157	$76.08	$68.41 - $83.03
Q4 2024	1,503	$108	$75.52	$68.26 - $82.49