SUMCO - 18 Year Stock Price History | SUOPY

The latest closing stock price for SUMCO as of May 05, 2026 is 33.28.

  • An investor who bought $1,000 worth of SUMCO stock at the IPO in 2008 would have $1,251 today, roughly 1 times their original investment - a 4.89% compound annual growth rate over 17 years.
  • The all-time high SUMCO stock closing price was 50.90 on April 27, 2021.
  • The SUMCO 52-week high stock price is 33.62, which is 1% above the current share price.
  • The SUMCO 52-week low stock price is 13.17, which is 60.4% below the current share price.
  • The average SUMCO stock price for the last 52 weeks is 18.98.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

SUMCO - 18 Year Stock Price History | SUOPY

  • An investor who bought $1,000 worth of SUMCO stock at the IPO in 2008 would have $1,251 today, roughly 1 times their original investment - a 4.89% compound annual growth rate over 17 years.
  • The all-time high SUMCO stock closing price was 50.90 on April 27, 2021.
  • The SUMCO 52-week high stock price is 33.62, which is 1% above the current share price.
  • The SUMCO 52-week low stock price is 13.17, which is 60.4% below the current share price.
  • The average SUMCO stock price for the last 52 weeks is 18.98.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.