KLA - 41 Year Stock Price History | KLAC

The latest closing stock price for KLA as of April 11, 2025 is 670.22.

  • An investor who bought $1,000 worth of KLA stock at the IPO in 1984 would have $280,416 today, roughly 280 times their original investment - a 15.14% compound annual growth rate over 40 years.
  • The all-time high KLA stock closing price was 886.25 on July 10, 2024.
  • The KLA 52-week high stock price is 896.32, which is 33.7% above the current share price.
  • The KLA 52-week low stock price is 551.33, which is 17.7% below the current share price.
  • The average KLA stock price for the last 52 weeks is 728.65.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

KLA - 41 Year Stock Price History | KLAC

  • An investor who bought $1,000 worth of KLA stock at the IPO in 1984 would have $280,416 today, roughly 280 times their original investment - a 15.14% compound annual growth rate over 40 years.
  • The all-time high KLA stock closing price was 886.25 on July 10, 2024.
  • The KLA 52-week high stock price is 896.32, which is 33.7% above the current share price.
  • The KLA 52-week low stock price is 551.33, which is 17.7% below the current share price.
  • The average KLA stock price for the last 52 weeks is 728.65.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.