Quantum-Si Incorporated Class A Common Stock (QSI) is a publicly traded Healthcare sector company. As of May 21, 2026, QSI trades at $0.89 with a market cap of $185.95M and a P/E ratio of -1.68. QSI moved +1.16% today. Year to date, QSI is -30.50%; over the trailing twelve months it is -47.88%. Its 52-week range spans $0.61 to $5.77. Analyst consensus is buy with an average price target of $2.50. Rallies surfaces QSI's financials, insider trades, hedge fund holdings, congressional trades, analyst ratings, and AI-generated research below.
Rallies community data for QSI shows anonymized retail investor ownership, positioning, sentiment, and portfolio context when enough community data is available.
| Metric | Value |
|---|---|
| Price | $0.89 |
| Market Cap | $185.95M |
| P/E Ratio | -1.68 |
| EPS | $-0.51 |
| Dividend Yield | 0.00% |
| 52-Week High | $5.77 |
| 52-Week Low | $0.61 |
| Volume | 299.49K |
| Avg Volume | 0 |
| Revenue (TTM) | $2.44M |
| Net Income | $-101.34M |
| Gross Margin | 47.33% |
3 analysts cover QSI: 0 strong buy, 2 buy, 1 hold, 0 sell, 0 strong sell. Consensus rating is buy. Average price target: $2.50.