COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

MATTERN CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001803227)

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

Q4 2025
Shares 16,463 Value ($000) $1,107 Avg Close $70.84 Range $62.00 - $85.24
Q3 2025
Shares 13,197 Value ($000) $1,113 Avg Close $88.37 Range $79.94 - $97.43
Q2 2025
Shares 11,063 Value ($000) $889 Avg Close $77.90 Range $71.21 - $83.68
Q1 2025
Shares 9,890 Value ($000) $784 Avg Close $76.08 Range $68.41 - $83.03
Q4 2024
Shares 8,878 Value ($000) $636 Avg Close $75.52 Range $68.26 - $82.49
Q3 2024
Shares 7,690 Value ($000) $580 Avg Close $75.84 Range $70.86 - $81.63
Q2 2024
Shares 6,149 Value ($000) $456 Avg Close $84.75 Range $71.90 - $96.98
Q1 2024
Shares 4,398 Value ($000) $425 Avg Close $86.08 Range $79.82 - $100.38