$2.34 -0.13 (-5.56%)

Quantum-Si Incorporated Class A Common Stock (QSI)

Quantum-Si Incorporated Class A (QSI) is a biotechnology company focused on developing advanced single-molecule protein sequencing technology. Its platform aims to revolutionize biological research and medical diagnostics by enabling precise, real-time analysis of proteins at an unprecedented scale. Quantum-Si's innovations seek to improve understanding of complex biological systems and accelerate drug discovery and personalized medicine.

🚫 Quantum-Si Incorporated Class A Common Stock does not pay dividends

Company News

Why Quantum-Si Stock Flopped on Friday
The Motley Fool • Eric Volkman • October 10, 2025

Quantum-Si filed a shelf registration with the SEC to potentially raise up to $300 million through various securities, causing investor concern about potential stock dilution and leading to a nearly 5% stock price decline.

Russell 2000 Hits All-Time Highs: 8 Stocks Power Small-Cap Comeback
Benzinga • Piero Cingari • September 18, 2025

The Russell 2000 index reached an all-time high after the Federal Reserve signaled potential interest rate cuts, boosting small-cap stocks and providing cheaper borrowing opportunities for smaller companies.

Quantum Stocks Explode as IonQ Channels Nvidia-Like Vision
Investing.com • Marketbeat.Com • May 27, 2025

Quantum computing stocks, including IonQ, Rigetti Computing, D-Wave Quantum, Quantum Computing, and Quantum-Si, have seen massive volatility and gains recently. IonQ's CEO likened the company's future to NVIDIA, suggesting it aims to be an ecosystem leader in quantum computing.

Apple (AAPL) Beats Q2 Earnings and Revenue Estimates
Zacks Investment Research • Zacks Equity Research • May 2, 2024

Apple (AAPL) delivered earnings and revenue surprises of 1.32% and 0.85%, respectively, for the quarter ended March 2024. Do the numbers hold clues to what lies ahead for the stock?

Tracking Cathie Wood's ARK Invest 13F Portfolio - Q4 2022 Update
Seeking Alpha • John Vincent • January 27, 2023

ARK Invest’s 13F portfolio value decreased from $14.35B to $11.54B this quarter. Click here for an ongoing analysis of the changes made to its portfolio on a quarterly basis.