COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

MIZUHO MARKETS AMERICAS LLC's Holding History (CIK: 0001825516)

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

Q4 2025

Shares 4,416,116 Value ($000) $296,940 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 5,123,216 Value ($000) $432,246 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 5,857,342 Value ($000) $470,930 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 7,401,273 Value ($000) $586,403 Avg Close $76.08 Range $68.41 - $83.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,416,116	$296,940	$70.84	$62.00 - $85.24
Q3 2025	5,123,216	$432,246	$88.37	$79.94 - $97.43
Q2 2025	5,857,342	$470,930	$77.90	$71.21 - $83.68
Q1 2025	7,401,273	$586,403	$76.08	$68.41 - $83.03