COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

BAMCO INC /NY/'s Holding History (CIK: 0001017918)

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

Q4 2025
Shares 19,498,099 Value ($000) $1,311,052 Avg Close $70.84 Range $62.00 - $85.24
Q3 2025
Shares 19,255,566 Value ($000) $1,624,592 Avg Close $88.37 Range $79.94 - $97.43
Q2 2025
Shares 19,679,935 Value ($000) $1,582,267 Avg Close $77.90 Range $71.21 - $83.68
Q1 2025
Shares 19,032,522 Value ($000) $1,507,947 Avg Close $76.08 Range $68.41 - $83.03
Q4 2024
Shares 19,203,564 Value ($000) $1,374,783 Avg Close $75.52 Range $68.26 - $82.49
Q3 2024
Shares 18,785,436 Value ($000) $1,417,173 Avg Close $75.84 Range $70.86 - $81.63
Q2 2024
Shares 19,270,998 Value ($000) $1,428,752 Avg Close $84.75 Range $71.90 - $96.98
Q1 2024
Shares 19,337,618 Value ($000) $1,868,014 Avg Close $86.08 Range $79.82 - $100.38
Q4 2023
Shares 19,391,283 Value ($000) $1,694,604 Avg Close $80.94 Range $67.35 - $89.11
Q3 2023
Shares 19,196,502 Value ($000) $1,476,019 Avg Close $82.85 Range $75.78 - $92.30
Q2 2023
Shares 19,105,103 Value ($000) $1,700,354 Avg Close $77.21 Range $67.22 - $92.36
Q1 2023
Shares 18,970,081 Value ($000) $1,306,090 Avg Close $73.79 Range $65.12 - $81.15
Q4 2022
Shares 19,110,203 Value ($000) $1,476,836 Avg Close $78.14 Range $68.86 - $85.37
Q3 2022
Shares 19,254,880 Value ($000) $1,341,102 Avg Close $69.42 Range $57.54 - $79.26
Q2 2022
Shares 19,237,520 Value ($000) $1,162,139 Avg Close $60.57 Range $53.51 - $68.39
Q1 2022
Shares 18,849,173 Value ($000) $1,255,543 Avg Close $66.39 Range $49.00 - $79.73
Q4 2021
Shares 18,498,791 Value ($000) $1,461,959 Avg Close $83.91 Range $75.09 - $101.05
Q3 2021
Shares 18,639,739 Value ($000) $1,604,136 Avg Close $86.44 Range $80.00 - $90.85
Q2 2021
Shares 18,793,260 Value ($000) $1,556,458 Avg Close $86.45 Range $80.52 - $94.35
Q1 2021
Shares 1,940,259 Value ($000) $1,594,679 Avg Close $86.33 Range $74.31 - $95.28
Q4 2020
Shares 1,934,583 Value ($000) $1,788,096 Avg Close $87.68 Range $78.10 - $95.12
Q3 2020
Shares 2,002,971 Value ($000) $1,699,541 Avg Close $79.70 Range $66.20 - $93.90
Q2 2020
Shares 2,100,949 Value ($000) $1,493,081 Avg Close $64.65 Range $52.02 - $74.71
Q1 2020
Shares 2,099,999 Value ($000) $1,233,140 Avg Close $65.18 Range $50.02 - $74.67
Q4 2019
Shares 2,272,767 Value ($000) $1,359,796 Avg Close $58.38 Range $51.00 - $62.35
Q3 2019
Shares 2,396,344 Value ($000) $1,421,511 Avg Close $59.86 Range $55.57 - $63.94
Q2 2019
Shares 2,417,624 Value ($000) $1,339,509 Avg Close $51.11 Range $46.90 - $56.27
Q1 2019
Shares 2,448,537 Value ($000) $1,142,047 Avg Close $41.31 Range $32.51 - $48.49
Q4 2018
Shares 2,450,631 Value ($000) $826,696 Avg Close $36.53 Range $31.59 - $42.50
Q3 2018
Shares 2,470,055 Value ($000) $1,039,498 Avg Close $42.74 Range $39.71 - $44.84
Q2 2018
Shares 2,483,028 Value ($000) $1,024,572 Avg Close $38.48 Range $34.22 - $42.25
Q1 2018
Shares 2,530,041 Value ($000) $917,595 Avg Close $34.47 Range $29.54 - $37.86
Q4 2017
Shares 2,624,218 Value ($000) $779,262 Avg Close $29.30 Range $26.56 - $31.47
Q3 2017
Shares 2,885,519 Value ($000) $774,040 Avg Close $27.75 Range $25.54 - $28.80
Q2 2017
Shares 2,907,591 Value ($000) $766,441 Avg Close $24.32 Range $20.14 - $26.88
Q1 2017
Shares 2,999,386 Value ($000) $621,533 Avg Close $20.32 Range $18.49 - $21.24
Q4 2016
Shares 2,997,945 Value ($000) $565,083 Avg Close $19.64 Range $17.92 - $22.44
Q3 2016
Shares 2,888,884 Value ($000) $625,530 Avg Close $21.29 Range $20.25 - $22.48
Q2 2016
Shares 2,899,867 Value ($000) $634,085 Avg Close $19.77 Range $17.45 - $21.88
Q1 2016
Shares 2,927,419 Value ($000) $550,852 Avg Close $17.71 Range $14.65 - $20.50
Q4 2015
Shares 2,875,266 Value ($000) $594,289 Avg Close $19.90 Range $16.80 - $21.35
Q3 2015
Shares 2,894,743 Value ($000) $500,964 Avg Close $19.15 Range $16.35 - $22.35
Q2 2015
Shares 2,920,254 Value ($000) $587,730 Avg Close $20.39 Range $19.23 - $21.67
Q1 2015
Shares 2,918,228 Value ($000) $577,313 Avg Close $18.88 Range $16.88 - $20.19
Q4 2014
Shares 2,888,345 Value ($000) $530,387 Avg Close $16.16 Range $13.44 - $18.96
Q3 2014
Shares 2,832,565 Value ($000) $440,577 Avg Close $14.90 Range $13.85 - $16.58
Q2 2014
Shares 2,368,320 Value ($000) $374,597 Avg Close $16.20 Range $14.70 - $19.34
Q1 2014
Shares 2,208,587 Value ($000) $412,432 Avg Close $18.86 Range $16.38 - $21.82
Q4 2013
Shares 2,003,125 Value ($000) $369,737 Avg Close $17.69 Range $16.07 - $18.84
Q3 2013
Shares 1,975,161 Value ($000) $331,630 Avg Close $15.34 Range $12.98 - $17.22
Q2 2013
Shares 1,940,606 Value ($000) $250,474 Avg Close $11.32 Range $10.46 - $13.07