Westlake - 21 Year Stock Price History | WLK

The latest closing stock price for Westlake as of January 31, 2025 is 114.27.

  • An investor who bought $1,000 worth of Westlake stock at the IPO in 2004 would have $19,041 today, roughly 19 times their original investment - a 16.17% compound annual growth rate over 20 years.
  • The all-time high Westlake stock closing price was 160.31 on April 09, 2024.
  • The Westlake 52-week high stock price is 162.64, which is 42.3% above the current share price.
  • The Westlake 52-week low stock price is 108.95, which is 4.7% below the current share price.
  • The average Westlake stock price for the last 52 weeks is 140.29.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Westlake - 21 Year Stock Price History | WLK

  • An investor who bought $1,000 worth of Westlake stock at the IPO in 2004 would have $19,041 today, roughly 19 times their original investment - a 16.17% compound annual growth rate over 20 years.
  • The all-time high Westlake stock closing price was 160.31 on April 09, 2024.
  • The Westlake 52-week high stock price is 162.64, which is 42.3% above the current share price.
  • The Westlake 52-week low stock price is 108.95, which is 4.7% below the current share price.
  • The average Westlake stock price for the last 52 weeks is 140.29.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.