Quantum Si Inc Class a $QSI

Health Care

$1.15
-0.08 (-6.50%)
As of Oct 22, 2026, 9:32 PM EDT
Price history
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Quantum Si Inc Class a (QSI) is trading down at $1.15 (-6.50%), as of the latest quote. It operates in the Health Care sector.

Quantum Si Inc Class a revenue & net income history (FY2019–FY2025)

RevenueNet incomeNet margin (right axis, %)
$3.06M−$64.7M−$132.4MFY2019 net income: −$35.8M'19FY2020 net income: −$36.6M'20FY2021 revenue: $0FY2021 net income: −$95.0M'21FY2022 revenue: $0FY2022 net income: −$132.4M'22FY2023 revenue: $1.08MFY2023 net income: −$96.0M · Net margin −8868.8%'23FY2024 revenue: $3.06MFY2024 net income: −$101.0M · Net margin −3303.0%'24FY2025 revenue: $2.44MFY2025 net income: −$101.3M · Net margin −4160.1%'25−100%−75%−50%−25%0%FY2023 net margin: −8868.8% (off the scale, which stops at −100.0%)FY2024 net margin: −3303.0% (off the scale, which stops at −100.0%)FY2025 net margin: −4160.1% (off the scale, which stops at −100.0%)
Quantum Si Inc Class a annual financial statements
FY2019Dec 2019FY2020Dec 2020FY2021Dec 2021FY2022Dec 2022FY2023Dec 2023FY2024Dec 2024FY2025Dec 2025
Income statement
Revenue——$0$0$1.08M$3.06M$2.44M
Growth (year over year)—————+182.6%−20.3%
Gross profit——$0$0$488.0K$1.60M$1.15M
Gross margin————45.1%52.3%47.3%
Operating income−$36.6M−$36.7M−$96.9M−$123.8M−$111.2M−$108.6M−$116.1M
Operating margin————−10274.6%−3550.6%−4766.0%
Net income−$35.8M−$36.6M−$95.0M−$132.4M−$96.0M−$101.0M−$101.3M
Net margin————−8868.8%−3303.0%−4160.1%
EPS (diluted)−$6.95−$6.84−$1.19−$0.95−$0.68−$0.71−$0.51
Balance sheet
Cash and equivalents$32.9M$36.9M$35.8M$84.3M$133.9M$49.2M$21.6M
Total assets—$40.6M$503.2M$391.5M$298.3M$247.9M$245.6M
Total liabilities—$4.50M$26.2M$32.8M$26.6M$32.5M$25.4M
Shareholders' equity−$125.1M−$159.7M$477.0M$358.7M$271.6M$215.4M$220.2M
Cash flow
Operating cash flow−$30.7M−$32.6M−$66.8M−$90.6M−$94.0M−$87.8M−$94.7M
Capital expenditure$1.24M$461.0K$5.76M$10.7M$4.51M$4.58M$2.52M
Free cash flow−$31.9M−$33.0M−$72.6M−$101.3M−$98.5M−$92.4M−$97.2M

From Quantum Si Inc Class a's 10-K and 10-Q filings with the SEC; its fiscal year ends in December. Each period shows the latest figure the company has reported for it, including restatements. Net margin is our own calculation from those reported figures (net income ÷ revenue); it is left blank where revenue is zero or missing. † Quarter derived from the company's year-to-date or full-year totals. Filings on SEC EDGAR →

About Quantum Si Inc Class a

Headquarters
Branford, Connecticut From SEC filings, Oct 2026

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