IO Biotech - 4 Year Stock Price History | IOBT

The latest closing stock price for IO Biotech as of April 25, 2025 is 0.96.

  • An investor who bought $1,000 worth of IO Biotech stock at the IPO in 2021 would have $-939 today, roughly -1 times their original investment - a -60.56% compound annual growth rate over 3 years.
  • The all-time high IO Biotech stock closing price was 15.65 on November 05, 2021.
  • The IO Biotech 52-week high stock price is 1.79, which is 86.5% above the current share price.
  • The IO Biotech 52-week low stock price is 0.66, which is 31.3% below the current share price.
  • The average IO Biotech stock price for the last 52 weeks is 1.10.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.