Lennox - 26 Year Stock Price History | LII

The latest closing stock price for Lennox as of July 18, 2025 is 609.43.

  • An investor who bought $1,000 worth of Lennox stock at the IPO in 1999 would have $49,789 today, roughly 50 times their original investment - a 16.31% compound annual growth rate over 26 years.
  • The all-time high Lennox stock closing price was 674.16 on November 25, 2024.
  • The Lennox 52-week high stock price is 682.50, which is 12% above the current share price.
  • The Lennox 52-week low stock price is 500.10, which is 17.9% below the current share price.
  • The average Lennox stock price for the last 52 weeks is 593.16.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Lennox - 26 Year Stock Price History | LII

  • An investor who bought $1,000 worth of Lennox stock at the IPO in 1999 would have $49,789 today, roughly 50 times their original investment - a 16.31% compound annual growth rate over 26 years.
  • The all-time high Lennox stock closing price was 674.16 on November 25, 2024.
  • The Lennox 52-week high stock price is 682.50, which is 12% above the current share price.
  • The Lennox 52-week low stock price is 500.10, which is 17.9% below the current share price.
  • The average Lennox stock price for the last 52 weeks is 593.16.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.