Altimmune - 20 Year Stock Price History | ALT

The latest closing stock price for Altimmune as of March 07, 2025 is 5.57.

  • An investor who bought $1,000 worth of Altimmune stock at the IPO in 2005 would have $-990 today, roughly -1 times their original investment - a -21.40% compound annual growth rate over 19 years.
  • The all-time high Altimmune stock closing price was 701.85 on March 14, 2006.
  • The Altimmune 52-week high stock price is 11.50, which is 106.5% above the current share price.
  • The Altimmune 52-week low stock price is 5.28, which is 5.2% below the current share price.
  • The average Altimmune stock price for the last 52 weeks is 7.27.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Altimmune - 20 Year Stock Price History | ALT

  • An investor who bought $1,000 worth of Altimmune stock at the IPO in 2005 would have $-990 today, roughly -1 times their original investment - a -21.40% compound annual growth rate over 19 years.
  • The all-time high Altimmune stock closing price was 701.85 on March 14, 2006.
  • The Altimmune 52-week high stock price is 11.50, which is 106.5% above the current share price.
  • The Altimmune 52-week low stock price is 5.28, which is 5.2% below the current share price.
  • The average Altimmune stock price for the last 52 weeks is 7.27.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.