KLA - 41 Year Stock Price History | KLAC

The latest closing stock price for KLA as of May 23, 2025 is 757.17.

  • An investor who bought $1,000 worth of KLA stock at the IPO in 1984 would have $317,701 today, roughly 318 times their original investment - a 15.10% compound annual growth rate over 41 years.
  • The all-time high KLA stock closing price was 884.13 on July 10, 2024.
  • The KLA 52-week high stock price is 896.32, which is 18.4% above the current share price.
  • The KLA 52-week low stock price is 551.33, which is 27.2% below the current share price.
  • The average KLA stock price for the last 52 weeks is 729.33.
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 $317,701 today, roughly 318 times their original investment - a 15.10% compound annual growth rate over 41 years.
  • The all-time high KLA stock closing price was 884.13 on July 10, 2024.
  • The KLA 52-week high stock price is 896.32, which is 18.4% above the current share price.
  • The KLA 52-week low stock price is 551.33, which is 27.2% below the current share price.
  • The average KLA stock price for the last 52 weeks is 729.33.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.