ATI - 38 Year Stock Price History | ATI

The latest closing stock price for ATI as of July 03, 2025 is 86.85.

  • An investor who bought $1,000 worth of ATI stock at the IPO in 1987 would have $8,002 today, roughly 8 times their original investment - a 5.95% compound annual growth rate over 38 years.
  • The all-time high ATI stock closing price was 99.07 on April 23, 2007.
  • The ATI 52-week high stock price is 87.75, which is 1% above the current share price.
  • The ATI 52-week low stock price is 39.23, which is 54.8% below the current share price.
  • The average ATI stock price for the last 52 weeks is 61.97.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

ATI - 38 Year Stock Price History | ATI

  • An investor who bought $1,000 worth of ATI stock at the IPO in 1987 would have $8,002 today, roughly 8 times their original investment - a 5.95% compound annual growth rate over 38 years.
  • The all-time high ATI stock closing price was 99.07 on April 23, 2007.
  • The ATI 52-week high stock price is 87.75, which is 1% above the current share price.
  • The ATI 52-week low stock price is 39.23, which is 54.8% below the current share price.
  • The average ATI stock price for the last 52 weeks is 61.97.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.