WLK (Westlake Chemical Co...) Stock Historical Data

As of Wednesday, September 23rd, 2026

$ 68.42

-0.38 -0.55%

Open: 68.97
High: 69.39
Low: 68.35
Volume: 504,871
Previous Close on Tuesday, September 22nd, 2026

$ 68.80

+1.03 +1.52%

Open: 67.98
High: 70.30
Low: 67.84
Volume: 620,228
 
 
Date Open High Low Close Volume
 
Free Tier
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PFE

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VZ

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46.52 +0.07 +0.15 20,277,473
VIX

CBOE Volatility Index

15.18 +0.91 +6.38
 
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Ticker Last Chg %Chg Volume
DJIA

Dow Jones Industrial Average

51,511.59 -352.04 -0.68 427,699,327
DJTA

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19,739.91 -147.82 -0.74 64,487,312
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8,338.38 -63.95 -0.76
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RUT

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2,838.66 -51.26 -1.77
RUA

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4,363.37 -35.52 -0.81
VIX

CBOE Volatility Index

15.18 +0.91 +6.38
VIX1Y

CBOE S&P 500 One-Year Volatility Index

21.69 +0.04 +0.18
VIX6M

CBOE S&P 500 6-Month Volatility Index

20.11 +0.24 +1.21
VIX3M

CBOE S&P 500 3-Month Volatility Index

18.11 +0.45 +2.55
 
Recent
Ticker Last Chg %Chg Volume
WLK

Westlake Chemical Corporation

68.42 -0.38 -0.55 504,871