COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025
Shares 1,198,832 Value ($000) $81 Avg Close $70.84 Range $62.00 - $85.24
Q3 2025
Shares 1,264,162 Value ($000) $107 Avg Close $88.37 Range $79.94 - $97.43
Q2 2025
Shares 1,195,332 Value ($000) $96 Avg Close $77.90 Range $71.21 - $83.68
Q1 2025
Shares 1,042,830 Value ($000) $83 Avg Close $76.08 Range $68.41 - $83.03
Q4 2024
Shares 1,256,421 Value ($000) $90 Avg Close $75.52 Range $68.26 - $82.49
Q3 2024
Shares 1,271,331 Value ($000) $96 Avg Close $75.84 Range $70.86 - $81.63
Q2 2024
Shares 1,444,551 Value ($000) $107 Avg Close $84.75 Range $71.90 - $96.98
Q1 2024
Shares 1,567,199 Value ($000) $151 Avg Close $86.08 Range $79.82 - $100.38
Q4 2023
Shares 1,568,900 Value ($000) $137 Avg Close $80.94 Range $67.35 - $89.11
Q3 2023
Shares 1,588,978 Value ($000) $122 Avg Close $82.85 Range $75.78 - $92.30
Q2 2023
Shares 2,843,964 Value ($000) $253 Avg Close $77.21 Range $67.22 - $92.36
Q1 2023
Shares 2,947,272 Value ($000) $203 Avg Close $73.79 Range $65.12 - $81.15
Q4 2022
Shares 6,678,381 Value ($000) $516 Avg Close $78.14 Range $68.86 - $85.37
Q3 2022
Shares 8,801,147 Value ($000) $613,004 Avg Close $69.42 Range $57.54 - $79.26
Q2 2022
Shares 16,260,766 Value ($000) $982,313 Avg Close $60.57 Range $53.51 - $68.39
Q1 2022
Shares 18,599,191 Value ($000) $1,238,893 Avg Close $66.39 Range $49.00 - $79.73
Q4 2021
Shares 27,653,214 Value ($000) $2,185,434 Avg Close $83.91 Range $75.09 - $101.05
Q3 2021
Shares 41,399,512 Value ($000) $3,562,842 Avg Close $86.44 Range $80.00 - $90.85
Q2 2021
Shares 43,681,083 Value ($000) $3,617,667 Avg Close $86.45 Range $80.52 - $94.35
Q1 2021
Shares 4,237,437 Value ($000) $3,482,707 Avg Close $86.33 Range $74.31 - $95.28
Q4 2020
Shares 4,458,648 Value ($000) $4,121,039 Avg Close $87.68 Range $78.10 - $95.12
Q3 2020
Shares 4,526,832 Value ($000) $3,841,062 Avg Close $79.70 Range $66.20 - $93.90
Q2 2020
Shares 4,727,194 Value ($000) $3,359,475 Avg Close $64.65 Range $52.02 - $74.71
Q1 2020
Shares 4,145,304 Value ($000) $2,434,164 Avg Close $65.18 Range $50.02 - $74.67
Q4 2019
Shares 4,314,177 Value ($000) $2,581,172 Avg Close $58.38 Range $51.00 - $62.35
Q3 2019
Shares 2,615,620 Value ($000) $1,551,586 Avg Close $59.86 Range $55.57 - $63.94
Q2 2019
Shares 2,452,724 Value ($000) $1,358,956 Avg Close $51.11 Range $46.90 - $56.27
Q1 2019
Shares 2,446,799 Value ($000) $1,141,236 Avg Close $41.31 Range $32.51 - $48.49
Q4 2018
Shares 2,492,932 Value ($000) $840,966 Avg Close $36.53 Range $31.59 - $42.50
Q3 2018
Shares 2,992,572 Value ($000) $1,259,394 Avg Close $42.74 Range $39.71 - $44.84
Q2 2018
Shares 3,078,636 Value ($000) $1,270,338 Avg Close $38.48 Range $34.22 - $42.25
Q1 2018
Shares 3,133,810 Value ($000) $1,136,570 Avg Close $34.47 Range $29.54 - $37.86
Q4 2017
Shares 2,878,079 Value ($000) $854,646 Avg Close $29.30 Range $26.56 - $31.47
Q3 2017
Shares 3,246,011 Value ($000) $870,742 Avg Close $27.75 Range $25.54 - $28.80
Q2 2017
Shares 2,112,532 Value ($000) $556,863 Avg Close $24.32 Range $20.14 - $26.88
Q1 2017
Shares 1,797,308 Value ($000) $372,438 Avg Close $20.32 Range $18.49 - $21.24
Q4 2016
Shares 1,153,499 Value ($000) $217,423 Avg Close $19.64 Range $17.92 - $22.44
Q3 2016
Shares 857,267 Value ($000) $185,624 Avg Close $21.29 Range $20.25 - $22.48
Q2 2016
Shares 855,837 Value ($000) $187,137 Avg Close $19.77 Range $17.45 - $21.88
Q1 2016
Shares 918,942 Value ($000) $172,917 Avg Close $17.71 Range $14.65 - $20.50
Q4 2015
Shares 920,742 Value ($000) $190,308 Avg Close $19.90 Range $16.80 - $21.35
Q3 2015
Shares 1,307,907 Value ($000) $226,346 Avg Close $19.15 Range $16.35 - $22.35
Q2 2015
Shares 1,307,223 Value ($000) $263,092 Avg Close $20.39 Range $19.23 - $21.67
Q1 2015
Shares 1,218,351 Value ($000) $241,026 Avg Close $18.88 Range $16.88 - $20.19
Q4 2014
Shares 1,221,096 Value ($000) $224,230 Avg Close $16.16 Range $13.44 - $18.96
Q3 2014
Shares 1,291,396 Value ($000) $200,864 Avg Close $14.90 Range $13.85 - $16.58
Q2 2014
Shares 1,290,496 Value ($000) $204,118 Avg Close $16.20 Range $14.70 - $19.34
Q1 2014
Shares 1,234,746 Value ($000) $230,576 Avg Close $18.86 Range $16.38 - $21.82
Q4 2013
Shares 1,280,771 Value ($000) $236,405 Avg Close $17.69 Range $16.07 - $18.84
Q3 2013
Shares 1,158,371 Value ($000) $194,490 Avg Close $15.34 Range $12.98 - $17.22
Q2 2013
Shares 1,091,396 Value ($000) $140,866 Avg Close $11.32 Range $10.46 - $13.07