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QNTM
Quantum Biopharma Ltd. Class B Subordinate Voting Shares
stock NASDAQ

At Close

Sep 15, 2026 3:59:14 PM EDT

3.47USD+1.017%(+0.03)101,455

3.26Bid 4.02Ask 0.76Spread

Pre-market

Sep 14, 2026 8:33:30 AM EDT

3.21USD-1.231%(-0.04)0

After-hours

Sep 11, 2026 4:42:30 PM EDT

3.27USD+0.615%(+0.02)0

OverviewHistoricalExchangesShort Interest - DailyTrends

As of 2026-08-31, there were 261,022 shares short with a short interest of 4.58%.

Price

Price

Historical data is split-adjusted.

1) Data from Finra. Finra publishes an updated file every two weeks.

2) Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.

.dark-mode .L5Gsst{ color: white; background-color: #333333; border: 2px solid white; }.light-mode .L5Gsst{ color: #333333; background-color: white; border: 2px solid #333333; }QNTMQuantum Biopharma Ltd. Class B Subordinate Voting Sharesstock NASDAQ