State Ledger
Company profile

Quantum-Si Inc CIK 1816431

Tickers
CAPA (CBOE) · QSI (Nasdaq)
Industry
Measuring & Controlling Devices, NEC
Headquarters
Branford, CT 06405
Fiscal year end
2025 (FY)
Market Data
Close
$1.37
Change
-$0.16
Change %
-10.20%
Volume
136,072

QSI · trading date Oct 12, 2026 · previous close $1.52 · source: Alpaca (IEX feed, not consolidated full-market data).

Key Financials
Revenue
$2.44M
Net income
-$101.34M
Total assets
$245.61M
Total liabilities
$25.38M
Stockholders' equity
$220.23M
Cash & equivalents
$21.64M
Operating income
-$116.10M
Operating cash flow
-$94.72M
Capital expenditures
$2.52M

Fiscal year 2025, via 10-K filed 2026-03-03. A dash means this figure wasn't reported in the source filing under a field State Ledger recognizes - not that the value is zero.

Financial Performance
Operating margin
-4,766.0%
Net margin
-4,160.1%
Free cash flow
-$97.23M
Free cash flow margin
-3,991.5%
Liabilities / assets
10.3%
Equity / assets
89.7%
CapEx / revenue
103.3%
Operating cash flow / net income
0.93×

Derived from the fiscal year 2025 figures above. These metrics are mathematical calculations and do not represent a rating or assessment of the company.

Financial History
Fiscal yearRevenueNet incomeAssetsLiabilitiesEquity
2025 $2.44M -$101.34M $245.61M $25.38M $220.23M
2024 $3.06M -$101.01M $247.87M $32.45M $215.42M
2023 $1.08M -$95.96M $298.25M $26.63M $271.62M
2022 $0 -$132.44M $391.49M $32.78M $358.71M
2021 $0 -$94.99M $503.23M $26.19M $477.03M
Company Details
SIC code
3829
State of incorporation
DE
Active filer
Yes
Most recent SEC filing
Form SCHEDULE 13D/A
2026-08-28
Financials filed via
Form 10-K
filed 2026-03-03

"Most recent SEC filing" may differ from the filing used for the financial figures above.

Location
Branford, CT 06405
29 BUSINESS PARK DRIVE
Data & Methodology

SEC EDGAR submissions API (identity, collected Sep 19, 2026, 15:11 UTC) and SEC XBRL Company Facts API (financials, collected Sep 26, 2026, 15:23 UTC) · figures as originally filed, not restated · a dash always means a value wasn't reported, never a real zero.

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