COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

Waterway Wealth Management, LLC's Holding History (CIK: 0001992193)

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

Q4 2025

Shares 11,424 Value ($000) $768 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 16,649 Value ($000) $1,405 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 14,800 Value ($000) $1,190 Avg Close $77.90 Range $71.21 - $83.68

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	11,424	$768	$70.84	$62.00 - $85.24
Q3 2025	16,649	$1,405	$88.37	$79.94 - $97.43
Q2 2025	14,800	$1,190	$77.90	$71.21 - $83.68