COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

CORTLAND ASSOCIATES INC/MO's Holding History (CIK: 0001014315)

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

Q4 2025

Shares 183,144 Value ($000) $12,315 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 191,592 Value ($000) $16,165 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 191,354 Value ($000) $15,385 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 190,914 Value ($000) $15,126 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 190,124 Value ($000) $13,611 Avg Close $75.52 Range $68.26 - $82.49

Q3 2024

Shares 192,674 Value ($000) $14,535 Avg Close $75.84 Range $70.86 - $81.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	183,144	$12,315	$70.84	$62.00 - $85.24
Q3 2025	191,592	$16,165	$88.37	$79.94 - $97.43
Q2 2025	191,354	$15,385	$77.90	$71.21 - $83.68
Q1 2025	190,914	$15,126	$76.08	$68.41 - $83.03
Q4 2024	190,124	$13,611	$75.52	$68.26 - $82.49
Q3 2024	192,674	$14,535	$75.84	$70.86 - $81.63