Quantum-Si Incorporated Class A Share Price
NASDAQ: QSI | Micro CapQuantum-Si Incorporated Class A Stock Performance
Open $0.77 | Prev. Close $0.76 | Circuit Range N/A |
Day Range $0.77 - $0.82 | Year Range $0.69 - $3.09 | Volume 15,122 |
Average Traded $0.81 |
Quantum-Si Incorporated Class A Share Price Today
As of 10 August 2026, Quantum-Si Incorporated Class A's share price is $0.82. The stock opened at $0.77, compared to its previous close of $0.76. During today's trading session, Quantum-Si Incorporated Class A's share price traded between $0.77 and $0.82, with an average price of $0.80. Over the past 52 weeks, the stock has recorded a high of $3.09 and a low of $0.69. In terms of performance, Quantum-Si Incorporated Class A's share price has declined by 15.49% over the last six months and is down 27.19% on a year-on-year basis.
Quantum-Si Incorporated Class A Share Price Chart
Quantum-Si Incorporated Class A Stock Fundamentals & Key Indicators
Market Cap $161.28M | PE Ratio (TTM) -1.60 | Dividend Yield N/A |
EPS (TTM) $-0.51 | Revenue (TTM) $2.44M | Return On Equity (TTM) -46.02% |
Profit Margin -4160.06% | Debt to Equity 0.10 | Quarterly Earnings Growth YoY -41.05% |
Quantum-Si Incorporated Class A Quarterly Profit & Loss
All figures in USD
Quantum-Si Incorporated Class A Annual Profit & Loss
All figures in USD
About Quantum-Si Incorporated Class A
Quantum-Si incorporated, a life sciences company, engages in the development of single-molecule detection platform to enable Next Generation Protein Sequencing (NGPS). The company offers Platinum NGPS instrument that provides single molecule amino acid level resolution with a streamlined workflow, including automated data analysis that accessible to researchers in all laboratory types; Platinum Pro NGPS instrument, a single molecule amino acid resolution, which provides an enhanced user interface, cloud or on instrument data analysis and an available pro mode; Library preparation kits to prepare protein sample for sequencing; Barcoding Kits to optimize the workflow and performance of technology; and Sequencing Kits contains the reagents and consumables used to perform NGPS on the Platinum or Platinum Pro instrument. It also provides Platinum Analysis Software, a cloud-based solution that automates data analysis workflows and provides a user-friendly interface and visualization of the sequencing results. Its products are used in antibody characterization, biomarker identification, protein identification, protein variants, protein barcoding, and post translational modification analysis applications. Quantum-Si incorporated was founded in 2013 is headquartered in Branford, Connecticut.
Quantum-Si Incorporated Class A Historical Returns
| Month | Open | Close | Change % |
|---|---|---|---|
Aug 2026 | $0.72 | $0.81 | +13.67% |
Jul 2026 | $0.90 | $0.72 | -18.98% |
Jun 2026 | $1.14 | $0.89 | -25.63% |
May 2026 | $0.97 | $1.19 | +20.93% |
Apr 2026 | $0.79 | $0.98 | +26.48% |
Mar 2026 | $0.94 | $0.78 | -19.38% |
Feb 2026 | $1.12 | $0.96 | -15.35% |
Jan 2026 | $1.13 | $1.14 | +4.59% |
Dec 2025 | $1.34 | $1.09 | -22.97% |
Nov 2025 | $2.16 | $1.42 | -33.88% |
Oct 2025 | $1.42 | $2.14 | +51.24% |
Sep 2025 | $1.09 | $1.42 | +26.34% |