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Quantum-Si

QSI | NASDAQ
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$0.76
+$0.01 (+2.00%)
At close: Sep 21, 2026, 4:00 PM ET
$0.76
$0 (-0.64%)
Pre-market: Sep 22, 2026, 5:42 AM ET

Market Data

Market Cap
$147.4M
Enterprise Value
$41.05M
Beta
3.25
Average Volume
4.64M
Shares Outstanding (Diluted)
217.14M
Shares Change YoY
18.61%
Institutional Ownership
29.16%
Exchange
NASDAQ
ISIN
US74765K1051

Price Performance

Price Change 1M
-5.0%
Price Change 3M
-13.6%
Price Change 6M
-12.1%
Price Change YTD
-34.5%
Price Change 1Y
-55.3%
Price Change 3Y
-61.6%
Price Change 5Y
-91.4%
1M CAGR (ann.)
-1.3%
1Y CAGR (ann.)
-40.9%
5Y CAGR (ann.)
-39.2%
All-Time CAGR
-35.7%

Valuation

PE Ratio
-1.65
Forward PE
N/A
PEG Ratio
-0.04
Forward PEG
0.09
PS Ratio
93.17
Forward PS
25.80
PB Ratio
0.83
P/FCF Ratio
-1.60
P/Adj. FCF Ratio
-1.43
P/OCF Ratio
-1.81
EV/Sales
25.57
EV/EBIT
-0.59
EV/EBITDA
-0.45
EV/FCF
-0.44
Earnings Yield
-60.5%
FCF Yield
-62.6%
Adj. FCF Yield
-70.1%

Financial Health

Net Cash
$108.49M
Total Debt
$3.25M
Cash & Short-Term Investments
$-37K
Total Assets
$-37K
Current Ratio
9.97
Quick Ratio
9.97
Debt / Equity Ratio
0.02
Debt / EBITDA
-0.04
Debt / FCF
-0.03
OCF / Debt
-28.42
Interest Coverage
0.00
Altman Z-Score
0.00
Piotroski F-Score
1

Margins & Profitability

Gross Profit Margin
35.0%
Operating Profit Margin
-5929.7%
EBITDA Margin
-5734.4%
Net Profit Margin
-6138.3%
FCF Margin
-5837.3%
Adj. FCF Margin
-6530.7%
SBC / Revenue
693.5%
SBC Impact (per share)
-11.9%

Returns

Return on Assets
-50.9%
Return on Equity
-47.1%
Return on Invested Capital
-51.8%
Return on Capital Employed
-52.4%
Return on Tangible Assets
-50.9%

Historical Growth (CAGR)

Revenue CAGR 3Y
51.8%
Revenue CAGR 5Y
42.9%
Revenue CAGR 10Y
N/A
EPS CAGR 3Y
14.4%
EPS CAGR 5Y
12.6%
EPS CAGR 10Y
N/A
FCF CAGR 3Y
-3.4%
FCF CAGR 5Y
1.1%
FCF CAGR 10Y
N/A

Analyst Forecasts

Analyst Rating
Buy
Analyst Count
2
EPS Growth Next 3Y
20.3%
Revenue Growth Next 3Y
229.4%
Earnings Date
Nov 3, 2026
EPS Estimate (next Q)
-$0.13
EPS Growth Est (next Q)
-23.5%
Revenue Est (next Q)
$280K
Revenue Growth Est (next Q)
-49.3%

Fair Value Estimates

Graham Number
N/A
Graham Upside
N/A
Lynch Fair Value
N/A
Lynch Upside
N/A
Price Target
$1.90
Price Target Upside
150.0%

Cash Flow

Operating Cash Flow
$-92.45M
Free Cash Flow
$-93.69M
Adj. Free Cash Flow
$-104.82M
FCF Per Share
-$0.43
OCF Per Share
-$0.42
OCF/S Ratio
-5760.0%

Income Statement

Revenue
$1.61M
Gross Profit
$562K
Operating Income
$-95.17M
EBITDA
$-90.49M
Net Income
$-98.52M
EPS (Diluted)
-$0.46
Revenue / Employee
$11.07K
Profit / Employee
$-679.44K
Employees
145

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