Quantum Biopharma Ltd. - Class B Subordinate Voting Shares (QNTM) closed at $2.24 on October 23, 2026, down 1.3% from the previous close, on volume of 42,367 shares (30-day average 177,164).
Data as of October 23, 2026.
TipRanks (Tue, 20-Oct 11:30 AM ET)
Globe Newswire (Thu, 8-Oct 8:00 AM ET)
Globe Newswire (Tue, 6-Oct 6:00 AM ET)
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Globe Newswire (Thu, 17-Sep 8:00 AM ET)
Quantum BioPharma to Attend the ArcStone-Kingswood Growth Summit 2026 in Toronto
Globe Newswire (Tue, 15-Sep 8:00 AM ET)
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Historic First in MS Treatment Could Reshape a Multibillion-Dollar Therapeutics Market
Globe Newswire (Thu, 10-Sep 8:30 AM ET)
Quantum BioPharma Ltd is a biopharmaceutical company dedicated to building a portfolio of inventive assets and biotech solutions for the treatment of challenging neurodegenerative and metabolic disorders and alcohol misuse disorders with drug candidates in different stages of development. Through its wholly owned subsidiary, it is focused on the research and development of its lead compound, Lucid-MS. Lucid-MS is a patented new chemical entity shown to prevent and reverse myelin degradation, the underlying mechanism of multiple sclerosis, in preclinical models. The company maintains a portfolio of strategic investments through its wholly owned subsidiary, which represents loans secured by residential or commercial property.
Quantum Biopharma Ltd. - Class B Subordinate Voting Shares trades on the NASDAQ stock market under the symbol QNTM.
As of October 23, 2026, QNTM stock price declined to $2.24 with 42,367 million shares trading.
QNTM has a beta of 1.79, meaning it tends to be more sensitive to market movements. QNTM has a correlation of 0.02 to the broad based SPY ETF.
QNTM has a market cap of $94.00. This is considered a Sub-Micro Cap stock.
QNTM has underperformed the market in the last year with a price return of -84.5% while the SPY ETF gained +14.3%. QNTM has also underperformed the stock market ETF in the last 3 month and 2 week periods returning -21.1% and -23.8%, respectively, while the SPY returned +3.2% and -2.4%, respectively.
QNTM support price is $2.16 and resistance is $2.38 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that QNTM shares will trade within this expected range on the day.
