COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

NORDEN GROUP LLC's Holding History (CIK: 0001990699)

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

Q4 2025

Shares 10,407 Value ($000) $700 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 16,894 Value ($000) $1,425 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 16,617 Value ($000) $1,336 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 15,557 Value ($000) $1,233 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 15,363 Value ($000) $1,100 Avg Close $75.52 Range $68.26 - $82.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,407	$700	$70.84	$62.00 - $85.24
Q3 2025	16,894	$1,425	$88.37	$79.94 - $97.43
Q2 2025	16,617	$1,336	$77.90	$71.21 - $83.68
Q1 2025	15,557	$1,233	$76.08	$68.41 - $83.03
Q4 2024	15,363	$1,100	$75.52	$68.26 - $82.49