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Quantum-Si incorporated (QSI) stock surged +1.39%, trading at $0.97 on NASDAQ, up from the previous close of $0.96. The stock opened at $0.95, fluctuating between $0.94 and $0.98 in the recent session.
| Filing Date | Accepted Date | |
|---|---|---|
| Filing Date | Accepted Date | |
|---|---|---|
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| May 04, 2026 | 0.95 | 0.99 | 0.94 | 0.97 | 2.86M |
| Apr 30, 2026 | 0.88 | 1.02 | 0.88 | 0.98 | 11.87M |
| Apr 29, 2026 | 0.90 | 0.91 | 0.86 | 0.86 | 3.4M |
| Apr 28, 2026 | 0.89 | 0.94 | 0.89 | 0.91 | 3.08M |
| Apr 27, 2026 | 0.91 | 0.94 | 0.87 | 0.90 | 3.09M |
| Apr 23, 2026 | 1.03 | 1.04 | 0.92 | 0.94 | 7.29M |
| Apr 22, 2026 | 0.99 | 1.07 | 0.96 | 1.06 | 11M |
| Apr 21, 2026 | 1.00 | 1.05 | 0.98 | 0.98 | 5.13M |
| Apr 20, 2026 | 1.02 | 1.06 | 0.98 | 1.01 | 7.71M |
| Apr 17, 2026 | 1.07 | 1.14 | 1.06 | 1.07 | 6.93M |
| Apr 16, 2026 | 1.08 | 1.09 | 1.00 | 1.04 | 7.35M |
| Apr 14, 2026 | 0.80 | 0.86 | 0.80 | 0.84 | 3M |
| Apr 13, 2026 | 0.74 | 0.79 | 0.72 | 0.79 | 2.57M |
| Apr 10, 2026 | 0.75 | 0.77 | 0.73 | 0.74 | 1.86M |
| Apr 09, 2026 | 0.75 | 0.76 | 0.73 | 0.75 | 2.61M |
| Apr 08, 2026 | 0.78 | 0.78 | 0.74 | 0.75 | 3.14M |
| Apr 07, 2026 | 0.73 | 0.73 | 0.69 | 0.71 | 3.25M |
| Apr 06, 2026 | 0.74 | 0.77 | 0.73 | 0.73 | 1.84M |
| Apr 02, 2026 | 0.74 | 0.76 | 0.72 | 0.75 | 2.54M |
| Apr 01, 2026 | 0.79 | 0.80 | 0.75 | 0.75 | 2.33M |
Quantum-Si incorporated, a life sciences company, develops a single molecule detection platform for sample preparation and sequencing. It offers a proprietary single molecule detection platform for use in semiconductor industry to field proteomics to enable next generation protein sequencing. The company was incorporated in 2013 is based in Guilford, Connecticut.
| Employees | 149 |
| Beta | 3.09 |
| Sales or Revenue | $1.08M |
| 5Y Sales Change% | 0% |
| Fiscal Year Ends | December |
| Sector | Healthcare |
| Industry | Biotechnology |