Westlake - 15 Year Stock Price History | WLK

Historical daily share price chart and data for Westlake since 2011 adjusted for splits and dividends. The latest closing stock price for Westlake as of September 17, 2026 is 70.57.
  • The all-time high Westlake stock closing price was 153.34 on April 09, 2024.
  • The Westlake 52-week high stock price is 124.23, which is 76% above the current share price.
  • The Westlake 52-week low stock price is 56.33, which is 20.2% below the current share price.
  • The average Westlake stock price for the last 52 weeks is 85.20.
Unlock Macrotrends Premium
40 years of data
Faster, ad-free pages
Unlimited data exports
Full-width charts
Westlake Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 89.5060 72.8304 121.7990 68.9600 70.5700 -2.83%
2025 83.5158 107.2440 113.9680 54.8925 72.6242 -33.77%
2024 134.8176 132.6950 153.3430 108.2960 109.6540 -16.90%
2023 113.5435 92.0878 134.5240 92.0878 131.9500 38.38%
2022 98.7825 89.5948 129.3290 75.7648 95.3518 6.81%
2021 83.8413 74.1089 96.0350 69.3983 89.2731 20.54%
2020 53.1688 61.5295 76.3145 26.7220 74.0636 18.52%
2019 59.6800 59.1407 70.9057 49.7844 62.4916 7.73%
2018 85.6317 94.6938 107.5530 53.3196 58.0098 -37.27%
2017 63.2754 49.1812 92.4716 49.1812 92.4716 92.39%
2016 41.3168 45.2948 50.7951 33.9925 48.0652 4.71%
2015 53.0907 51.5443 65.8260 41.9740 45.9032 -10.07%
2014 61.8662 49.8454 81.4993 44.8433 51.0429 0.88%
2013 40.7001 34.1985 50.5956 32.3872 50.5956 55.22%
2012 24.9673 15.8262 32.9201 15.8262 32.5954 109.13%
Sector Industry Market Cap Revenue
Consumer Discretionary Consumer Products - Misc. Discretionary $9.030B $11.170B
Westlake Corporation provide building blocks for vital solutions from housing and construction, to packaging and healthcare, to automotive and consumer. Westlake Corporation, formerly known as WESTLAKE CHEM, is based in HOUSTON.
Stock Name Country Market Cap PE Ratio
Haleon (HLN) United Kingdom $40.508B 0.00
Kellanova (K) United States $29.032B 22.55
SharkNinja (SN) United States $24.044B 32.70
Unicharm (UNICY) Japan $10.683B 23.61
Colruyt SA (CUYTY) Belgium $5.296B 0.00
Reynolds Consumer Products (REYN) United States $4.728B 13.12
Interparfums (IPAR) United States $3.607B 21.54
B&M European Value Retail SA (BMRRY) Luxembourg $3.173B 0.00
Hengan Group (HEGIY) China $2.930B 0.00
Samsonite Group S.A (SMSEY) Luxembourg $2.746B 9.43
RLX Technology (RLX) China $2.680B 15.73
Sendas Distribuidora S.A (ASAIY) Brazil $2.622B 19.36
Central Garden & Pet (CENT) United States $2.543B 13.77
CECONOMY (MTTRY) Germany $2.238B 23.07
Central Garden & Pet (CENTA) $2.192B 11.87
Samsonite Group S.A (SMSGY) Luxembourg $2.182B 8.16
Spectrum Brands Holdings (SPB) United States $1.991B 10.75
PIGEON CORP (PGENY) Japan $1.483B 25.83
Olaplex Holdings (OLPX) United States $1.391B 51.75
RealReal (REAL) United States $1.153B 0.00
Betterware De Mexico SAPI De C (BWMX) Mexico $0.637B 8.81
Honest (HNST) United States $0.588B 89.08
Advantage Solutions (ADV) United States $0.429B 0.00
Acco Brands (ACCO) United States $0.392B 4.72
Barnes & Noble Education (BNED) United States $0.363B 14.54
Alto Ingredients (ALTO) United States $0.312B 6.93
MaxsMaking (MAMK) China $0.216B 0.00
Lifetime Brands (LCUT) United States $0.190B 3.47
Traeger (COOK) United States $0.136B 0.00
Sow Good (SOWG) United States $0.057B 0.00
Foxx Development Holdings (FOXX) United States $0.017B 0.00
Fort Technology (FRTT) Canada $0.014B 0.00
Natural Health Trends (NHTC) United States $0.013B 0.00
Dogness (International) (DOGZ) China $0.013B 0.00
Bon Natural Life (BON) China $0.009B 0.00
Creative Global Technology Holdings (CGTL) Hong Kong, SAR China $0.004B 0.00
IPower (IPW) United States $0.002B 0.00
Maison Solutions (MSS) United States $0.001B 0.00
Chanson Holding (CHSN) China $0.000B 0.00
FTD (FTDCQ) United States $0.000B 0.00
Ozon Holdings (OZON) $0.000B 0.00
Container Store (TCSGQ) United States $0.000B 0.00