CSGP: CoStar Group Inc.

As of Wednesday, September 16th, 2026

$ 30.36

-1.20 -3.80%

Open: 31.25
High: 31.43
Low: 30.27
Volume: 4,653,940
Previous Close on Tuesday, September 15th, 2026

$ 31.56

+0.04 +0.13%

Open: 31.15
High: 31.79
Low: 30.70
Volume: 6,719,942

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-09-16 31.25 31.43 30.27 30.36 4,653,940 -1.20 -3.80
2026-09-15 31.15 31.79 30.70 31.56 6,719,942 +0.04 +0.13
2026-09-14 31.17 31.83 30.75 31.52 5,796,578 +1.06 +3.48
2026-09-11 29.72 30.60 29.71 30.46 6,188,209 +0.97 +3.29
2026-09-10 29.64 30.14 28.79 29.49 7,237,583 -0.09 -0.30
2026-09-09 30.02 30.29 29.33 29.58 4,448,735 -0.76 -2.50
2026-09-08 30.55 30.63 29.66 30.34 6,128,467 -0.57 -1.84
2026-09-04 31.25 31.33 30.32 30.91 3,872,889 -0.77 -2.43
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 31.83
On 2026-09-14		 28.79
On 2026-09-10		 0.78 2.64 31.83
On 2026-09-14		 30.27
On 2026-09-16		 -4.90 30.68
10D 32.79
On 2026-09-03		 28.79
On 2026-09-10		 -1.62 -5.07 32.79
On 2026-09-03		 28.79
On 2026-09-10		 -12.20 30.72
20D 33.82
On 2026-08-19		 28.79
On 2026-09-10		 -1.02 -3.25 33.82
On 2026-08-19		 28.79
On 2026-09-10		 -14.87 31.54
WTD 31.83
On 2026-09-14		 30.27
On 2026-09-16		 -0.10 -0.33 31.83
On 2026-09-14		 30.27
On 2026-09-16		 -4.90 31.15
MTD 32.79
On 2026-09-03		 28.79
On 2026-09-10		 -1.71 -5.33 32.79
On 2026-09-03		 28.79
On 2026-09-10		 -12.20 30.83
As of Wednesday, September 16th, 2026
 
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Markets
Ticker Last Chg %Chg Volume
DJIA

Dow Jones Industrial Average

51,461.90 -631.21 -1.21 393,681,119
DJTA

Dow Jones Transportation Average

20,075.41 -574.39 -2.78 73,953,018
SPX

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7,551.81 -33.92 -0.45
OEX

S&P 100 Index

3,755.35 -15.49 -0.41
NDX

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28,945.06 +7.22 +0.02
NYA

NYSE Composite Index

23,934.14 -194.31 -0.81
XAX

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8,542.24 -260.97 -2.96
RUI

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4,110.48 -18.53 -0.45
RUT

Russell 2000 Index

2,858.81 -11.47 -0.40
RUA

Russell 3000 Index

4,285.88 -19.24 -0.45
VIX

CBOE Volatility Index

17.71 +0.51 +2.97
VIX1Y

CBOE S&P 500 One-Year Volatility Index

22.06 +0.18 +0.82
VIX6M

CBOE S&P 500 6-Month Volatility Index

21.03 +0.27 +1.30
VIX3M

CBOE S&P 500 3-Month Volatility Index

19.74 +0.38 +1.96
 
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CSGP

CoStar Group Inc.

30.36 -1.20 -3.80 4,653,940