Agenus - 25 Year Stock Price History | AGEN

The latest closing stock price for Agenus as of July 22, 2025 is 6.12.

  • An investor who bought $1,000 worth of Agenus stock at the IPO in 2000 would have $-999 today, roughly -1 times their original investment - a -24.65% compound annual growth rate over 25 years.
  • The all-time high Agenus stock closing price was 7227.31 on February 04, 2000.
  • The Agenus 52-week high stock price is 7.34, which is 19.9% above the current share price.
  • The Agenus 52-week low stock price is 1.38, which is 77.5% below the current share price.
  • The average Agenus stock price for the last 52 weeks is 3.92.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Agenus - 25 Year Stock Price History | AGEN

  • An investor who bought $1,000 worth of Agenus stock at the IPO in 2000 would have $-999 today, roughly -1 times their original investment - a -24.65% compound annual growth rate over 25 years.
  • The all-time high Agenus stock closing price was 7227.31 on February 04, 2000.
  • The Agenus 52-week high stock price is 7.34, which is 19.9% above the current share price.
  • The Agenus 52-week low stock price is 1.38, which is 77.5% below the current share price.
  • The average Agenus stock price for the last 52 weeks is 3.92.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.