Quantum Biopharma - 7 Year Stock Price History | QNTM

The latest closing stock price for Quantum Biopharma as of June 18, 2025 is 30.18.

  • An investor who bought $1,000 worth of Quantum Biopharma stock at the IPO in 2018 would have $-973 today, roughly -1 times their original investment - a -40.35% compound annual growth rate over 7 years.
  • The all-time high Quantum Biopharma stock closing price was 9080.17 on September 21, 2018.
  • The Quantum Biopharma 52-week high stock price is 31.60, which is 4.7% above the current share price.
  • The Quantum Biopharma 52-week low stock price is 2.70, which is 91.1% below the current share price.
  • The average Quantum Biopharma stock price for the last 52 weeks is 6.84.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Quantum Biopharma - 7 Year Stock Price History | QNTM

  • An investor who bought $1,000 worth of Quantum Biopharma stock at the IPO in 2018 would have $-973 today, roughly -1 times their original investment - a -40.35% compound annual growth rate over 7 years.
  • The all-time high Quantum Biopharma stock closing price was 9080.17 on September 21, 2018.
  • The Quantum Biopharma 52-week high stock price is 31.60, which is 4.7% above the current share price.
  • The Quantum Biopharma 52-week low stock price is 2.70, which is 91.1% below the current share price.
  • The average Quantum Biopharma stock price for the last 52 weeks is 6.84.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.