COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

CHICAGO TRUST Co NA's Holding History (CIK: 0001601539)

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

Q4 2025
Shares 12,999 Value ($000) $874 Avg Close $70.84 Range $62.00 - $85.24
Q3 2025
Shares 12,999 Value ($000) $1,097 Avg Close $88.37 Range $79.94 - $97.43
Q2 2025
Shares 14,240 Value ($000) $1,145 Avg Close $77.90 Range $71.21 - $83.68
Q1 2025
Shares 13,490 Value ($000) $1,069 Avg Close $76.08 Range $68.41 - $83.03
Q4 2024
Shares 15,035 Value ($000) $1,076 Avg Close $75.52 Range $68.26 - $82.49
Q3 2024
Shares 17,235 Value ($000) $1,300 Avg Close $75.84 Range $70.86 - $81.63
Q2 2024
Shares 13,345 Value ($000) $989 Avg Close $84.75 Range $71.90 - $96.98
Q1 2024
Shares 13,810 Value ($000) $1,334 Avg Close $86.08 Range $79.82 - $100.38
Q4 2023
Shares 13,345 Value ($000) $1,166 Avg Close $80.94 Range $67.35 - $89.11
Q3 2023
Shares 13,345 Value ($000) $1,026 Avg Close $82.85 Range $75.78 - $92.30
Q2 2023
Shares 13,605 Value ($000) $1,211 Avg Close $77.21 Range $67.22 - $92.36
Q1 2023
Shares 13,150 Value ($000) $905 Avg Close $73.79 Range $65.12 - $81.15
Q4 2022
Shares 13,150 Value ($000) $1 Avg Close $78.14 Range $68.86 - $85.37
Q3 2022
Shares 13,150 Value ($000) $916 Avg Close $69.42 Range $57.54 - $79.26
Q2 2022
Shares 13,150 Value ($000) $794 Avg Close $60.57 Range $53.51 - $68.39
Q1 2022
Shares 8,810 Value ($000) $587 Avg Close $66.39 Range $49.00 - $79.73
Q4 2021
Shares 10,090 Value ($000) $798 Avg Close $83.91 Range $75.09 - $101.05
Q3 2021
Shares 8,890 Value ($000) $765 Avg Close $86.44 Range $80.00 - $90.85
Q2 2021
Shares 6,290 Value ($000) $521 Avg Close $86.45 Range $80.52 - $94.35