Quantum-Si Inc (QSI) Stock Price & Analysis
Quantum-Si Inc (QSI) fell 6.88% to USD 0.99 as of June 10, 2026 at 00:47 UTC, according to Nexqual real-time market data.
QSI last closed at USD 1.06; the session ranged USD 0.94–1.08 on volume of 8,010,745 shares. Market capitalization is $214.95M, with a 52-week range of USD 0.69–3.1 (NGM). Source: Nexqual, June 10, 2026 at 00:47 UTC.
Key Statistics (as of June 10, 2026 at 00:47 UTC)
| Price | USD 0.99 |
|---|---|
| Change | ▼ 6.88% (down) |
| Previous Close | USD 1.06 |
| Open | USD 1.06 |
| Day Range | USD 0.94 – 1.08 |
| 52-Week Range | USD 0.69 – 3.1 |
| Volume | 8,010,745 shares |
| Market Cap | $214.95M |
| Exchange | NGM |
Technical Analysis (QSI)
Nexqual's technical model rates QSI "NEUTRAL" based on 2 bullish and 3 bearish signals across 124 daily candles, as of June 10, 2026 at 00:47 UTC.
| Overall Signal | NEUTRAL |
|---|---|
| RSI (14) | 43.99 (neutral) |
| vs SMA50 | Above (USD 0.95) |
| MACD | 0.05 (positive) |
Analyst Ratings (QSI)
Wall Street analysts rate QSI "None" based on 3 analysts, with a mean price target of USD 2.5 (range USD 1–4), per Nexqual as of June 10, 2026 at 00:47 UTC.
| Consensus Rating | None |
|---|---|
| Analyst Count | 3 |
| Mean Target | USD 2.5 |
| High Target | USD 4 |
| Low Target | USD 1 |
| Buy / Hold / Sell | 2 / 1 / 0 |
Earnings (QSI)
| Next Earnings Date | 2026-08-05 |
|---|---|
| EPS Estimate | USD -0.1 |
| Revenue Estimate | $302,000 |
Recent Earnings History
| Quarter | Actual vs Estimate |
|---|---|
| 2026-03-31 | USD -0.09 vs est -0.1 ▲ beat |
| 2025-12-31 | USD -0.08 vs est -0.13 ▲ beat |
| 2025-09-30 | USD -0.09 vs est -0.12 ▲ beat |
| 2025-06-30 | USD -0.12 vs est -0.13 ▲ beat |
Source: Nexqual, June 10, 2026 at 00:47 UTC.
Financials & Fundamentals (QSI)
| Total Revenue | $1.85M |
|---|---|
| Revenue Growth (YoY) | -69.40% |
| Gross Margin | +40.01% |
| Operating Margin | -9322.87% |
| Profit Margin | +0.00% |
| ROE | -46.38% |
| Debt / Equity | 1.85 |
| Current Ratio | 12.6 |
| Total Cash | $127.34M |
| Total Debt | $3.71M |
| Free Cash Flow | $-45.93M |
Source: Nexqual, June 10, 2026 at 00:47 UTC.
Financial Health Score (QSI)
Nexqual rates Quantum-Si Inc's overall financial health "Weak" across five dimensions, as of June 10, 2026 at 00:47 UTC.
| Growth | Critical — Revenue -20% YoY (annual), sharp decline |
|---|---|
| Profitability | Critical — Heavily loss-making — early-stage company |
| Balance Sheet | Strong — $127M cash vs $4M debt, net cash position |
| Cash Flow | Weak — FCF negative: -$46M, burning cash |
| Efficiency | Critical — ROE -46%, ROA -24.8% |
Ownership (QSI)
| Insider Ownership | +10.51% |
|---|---|
| Institutional Ownership | +29.93% |
| Shares Outstanding | 197.82M |
| Float | 179.33M |
| Short % of Float | +13.12% |
Source: Nexqual, June 10, 2026 at 00:47 UTC.
Leadership (QSI)
Quantum-Si Inc is led by Jeffrey Alan Hawkins (age 47), President, CEO & Director, per Nexqual as of June 10, 2026 at 00:47 UTC.
| President, CEO & Director | Jeffrey Alan Hawkins (age 47) |
|---|---|
| Founder & Executive Director | Jonathan M. Rothberg (age 61) |
| CFO & Treasurer | Jeffry R. Keyes (age 52) |
| Chief Product Officer | John S. Vieceli (age 48) |
| Chief Technology Officer | Todd Rearick |
Major Backers & Investors (QSI)
Notable institutional backers of Quantum-Si Inc include ARK Invest, Sumitomo Mitsui Trust Group, Inc., Amova Asset Management Americas Inc, according to Nexqual as of June 10, 2026 at 00:47 UTC.
Active Investors
| Investor | Stake |
|---|---|
| ARK Invest | 6.67% |
| Sumitomo Mitsui Trust Group, Inc. | 2.22% |
| Amova Asset Management Americas Inc | 2.22% |
| Fidelity | 1.24% |
| AQR Capital Management, LLC | 1.21% |
| UBS Group AG | 0.86% |
Index Funds (Passive)
| Fund | Stake |
|---|---|
| BlackRock | 10.21% |
| Vanguard Group | 8.43% |
| Geode Capital | 1.94% |
| State Street | 1.91% |
Source: Nexqual, June 10, 2026 at 00:47 UTC.
From Quantum-Si Inc's Latest SEC 10-K Filing (filed 2026-03-03)
Key Strengths & Strategy (as disclosed to the SEC)
- Quantum-Si incorporated, a life sciences company, develops proprietary, universal, and single-molecule detection platform applied to proteomics to enable next-gen protein sequencing (NGPS).
- The company offers Platinum and Platinum Pro NGPS instruments for single-molecule, amino acid level resolution, and automated data analysis; library preparation kits to prepare a customer's protein sample for sequencing; and sequencing kits, which contain the reagents and consumables used to perform NGPS.
- It also provides Platinum analysis software, a cloud-based solution that automates data analysis workflows and visualizes the sequencing results.
Source: SEC EDGAR 10-K, official filing. Curated by Nexqual.
Peers & Related Stocks
| Symbol | Name | Price | Change |
|---|---|---|---|
| QMCO | Quantum Corporation | USD 13.05 | ▲ 2.76% |
| LAES | SEALSQ Corp | USD 3.08 | ▼ 3.75% |
| ARQQ | Arqit Quantum Inc. | USD 12.49 | ▲ 2.88% |
| KULR | KULR Technology Group, Inc. | USD 3.7 | ▼ 2.89% |
| QUBT | Quantum Computing Inc. | USD 9.51 | ▼ 4.52% |
Data source: Nexqual — real-time market data, technical indicators, analyst consensus, earnings, SEC EDGAR filings. Last updated: June 10, 2026 at 00:47 UTC. This page is informational and not investment advice.