Data I/O - 41 Year Stock Price History | DAIO

The latest closing stock price for Data I/O as of August 22, 2025 is 2.90.

  • An investor who bought $1,000 worth of Data I/O stock at the IPO in 1984 would have $-504 today, roughly -1 times their original investment - a -1.69% compound annual growth rate over 41 years.
  • The all-time high Data I/O stock closing price was 15.94 on November 27, 2017.
  • The Data I/O 52-week high stock price is 3.48, which is 20% above the current share price.
  • The Data I/O 52-week low stock price is 1.88, which is 35.2% below the current share price.
  • The average Data I/O stock price for the last 52 weeks is 2.72.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Data I/O - 41 Year Stock Price History | DAIO

  • An investor who bought $1,000 worth of Data I/O stock at the IPO in 1984 would have $-504 today, roughly -1 times their original investment - a -1.69% compound annual growth rate over 41 years.
  • The all-time high Data I/O stock closing price was 15.94 on November 27, 2017.
  • The Data I/O 52-week high stock price is 3.48, which is 20% above the current share price.
  • The Data I/O 52-week low stock price is 1.88, which is 35.2% below the current share price.
  • The average Data I/O stock price for the last 52 weeks is 2.72.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.