COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

&PARTNERS's Holding History (CIK: 0000107136)

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

Q4 2025

Shares 22,927 Value ($000) $1,511 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 26,776 Value ($000) $2,262 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 25,554 Value ($000) $2,055 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 15,074 Value ($000) $1,202 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 11,620 Value ($000) $840 Avg Close $75.52 Range $68.26 - $82.49

Q3 2024

Shares 7,760 Value ($000) $583 Avg Close $75.84 Range $70.86 - $81.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,927	$1,511	$70.84	$62.00 - $85.24
Q3 2025	26,776	$2,262	$88.37	$79.94 - $97.43
Q2 2025	25,554	$2,055	$77.90	$71.21 - $83.68
Q1 2025	15,074	$1,202	$76.08	$68.41 - $83.03
Q4 2024	11,620	$840	$75.52	$68.26 - $82.49
Q3 2024	7,760	$583	$75.84	$70.86 - $81.63