COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

Compound Planning, Inc.'s Holding History (CIK: 0001978879)

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

Q4 2025

Shares 8,314 Value ($000) $559 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 10,883 Value ($000) $918 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 9,517 Value ($000) $765 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 8,631 Value ($000) $684 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 5,925 Value ($000) $424 Avg Close $75.52 Range $68.26 - $82.49

Q3 2024

Shares 6,553 Value ($000) $494 Avg Close $75.84 Range $70.86 - $81.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,314	$559	$70.84	$62.00 - $85.24
Q3 2025	10,883	$918	$88.37	$79.94 - $97.43
Q2 2025	9,517	$765	$77.90	$71.21 - $83.68
Q1 2025	8,631	$684	$76.08	$68.41 - $83.03
Q4 2024	5,925	$424	$75.52	$68.26 - $82.49
Q3 2024	6,553	$494	$75.84	$70.86 - $81.63