Patriot National Bancorp, Inc. (PNBK) vs Quantumsphere Acquisition Corp. Ordinary Shares (QUMS)

A side-by-side comparison of Patriot National Bancorp, Inc. and Quantumsphere Acquisition Corp. Ordinary Shares across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

Compare
Patriot National Bancorp, Inc. logo
PNBK
Patriot National Bancorp, Inc.
$109M
$0.93Financial ServicesDelayed quote: Oct 6, 2026, 1:19 PM EDT
Quantumsphere Acquisition Corp. Ordinary Shares logo
QUMS
Quantumsphere Acquisition Corp. Ordinary Shares
$113M
$10.36Financial ServicesDelayed quote: Oct 6, 2026, 12:42 PM EDT

Total return — PNBK vs QUMS

growth of $100 · dividends reinvested · last 1y
PNBK -35.3% (-35.3%/yr)QUMS +3.9% (+3.9%/yr)QUMS compounded faster over this window
6080100120Start $1002026$65$104
PNBK QUMS

PNBK vs QUMS: by the numbers

  • •QUMS is the larger company ($113M vs $109M market cap).
  • •Both run net losses; QUMS's is the smaller (0.00% vs -9.77% net margin).

Metrics side by side

Valuation

MetricPNBKQUMS
P/E ratioN/A57.43
P/S ratio1.63N/A
P/B ratio1.231.38

Profitability

MetricPNBKQUMS
Gross marginN/A0.00%
Operating margin-21.75%0.00%
Net margin-9.77%0.00%
ROE-7.36%1.91%
ROICN/A-1.45%

Patriot National Bancorp, Inc.: Gross margin is not shown for a lender or insurer: its revenue is interest, premiums and fees rather than the sale of goods, so there is no cost of goods sold to measure it against.

Growth (annualized)

MetricPNBKQUMS
Revenue CAGR (5Y)13.42%N/A
Total return CAGR (5Y)-37.57%N/A

Go deeper

Full PNBK analysisFull QUMS analysisInteractive comparison tool

Dig into the metrics

Quantumsphere Acquisition Corp. Ordinary Shares P/E ratioPatriot National Bancorp ROEQuantumsphere Acquisition Corp. Ordinary Shares ROEPatriot National Bancorp operating marginQuantumsphere Acquisition Corp. Ordinary Shares operating marginPatriot National Bancorp revenue growthQuantumsphere Acquisition Corp. Ordinary Shares revenue growthQuantumsphere Acquisition Corp. Ordinary Shares free cash flow

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.