COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q4 2025
Shares 382,600 Value ($000) $25,726 Avg Close $70.84 Range $62.00 - $85.24
Q3 2025
Shares 385,700 Value ($000) $32,542 Avg Close $88.37 Range $79.94 - $97.43
Q2 2025
Shares 386,400 Value ($000) $31,067 Avg Close $77.90 Range $71.21 - $83.68
Q1 2025
Shares 384,600 Value ($000) $30,472 Avg Close $76.08 Range $68.41 - $83.03
Q4 2024
Shares 251,548 Value ($000) $18,008 Avg Close $75.52 Range $68.26 - $82.49
Q3 2024
Shares 252,152 Value ($000) $19,022 Avg Close $75.84 Range $70.86 - $81.63
Q2 2024
Shares 278,700 Value ($000) $20,663 Avg Close $84.75 Range $71.90 - $96.98
Q1 2024
Shares 400,500 Value ($000) $38,688 Avg Close $86.08 Range $79.82 - $100.38
Q4 2023
Shares 346,700 Value ($000) $30,298 Avg Close $80.94 Range $67.35 - $89.11
Q3 2023
Shares 631,000 Value ($000) $48,518 Avg Close $82.85 Range $75.78 - $92.30
Q2 2023
Shares 417,000 Value ($000) $37,113 Avg Close $77.21 Range $67.22 - $92.36
Q1 2023
Shares 407,200 Value ($000) $28,036 Avg Close $73.79 Range $65.12 - $81.15
Q4 2022
Shares 413,700 Value ($000) $31,971 Avg Close $78.14 Range $68.86 - $85.37
Q3 2022
Shares 403,400 Value ($000) $28,097 Avg Close $69.42 Range $57.54 - $79.26