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Miami International Holdings, Inc. (MIAX) stock analysis

MIAXNYSESecurity Brokers, Dealers & Flotation Companies
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 2, 2026Score 13/305% below fair value
$36.07−0.79 (-2.14%)

Close on Nov 12, 2026Market cap $3.58BP/E 12.9Yield –

StockData Score

Prices as of Nov 11, 2026How the score works

Value3Growth2Performance3Health5Dividend0

Mixed13 of 30 checks passed

Miami International passes 13 of the 30 checks behind our score; 14 could not be run for lack of data and count as not passed. Each dot in the shape is one check — hover it for the numbers.

Valuation
3/6
Growth
2/6
Past performance
3/6
Financial health
5/6
Dividend
0/6

What stands out

  • Trading below fair value

    The share price of $36.86 is below our fair value estimate of $38.96.

  • Return on capital over 10%

    Return on invested capital was 34.1%, above the 10% that usually covers the cost of capital.

  • Low debt

    Debt is 0.1% of shareholders' equity, under the 40% we consider low.

  • Interest well covered

    Operating income covers interest expense 533.1 times.

What to watch

  • Margin of safety under 20%

    The price is 5.4% below fair value, less than the 20% cushion we look for.

  • Growing slower than the industry

    Revenue grew 14.0% over the last twelve months; the Security Brokers, Dealers, and Flotation median is 16.2%.

  • No dividend

    Miami International has not paid a dividend in the last twelve months.

Valuation3/6
  • P/E against its history

    Not enough price and earnings history to compare.

  • P/E below the industry

    Miami International's P/E of 13.2 is below the Security Brokers, Dealers, and Flotation median of 15.7.

  • EV/EBITDA against its history

    Needs positive EBITDA and price history.

  • P/B below the industry

    Miami International's price-to-book of 3.00 is below the Security Brokers, Dealers, and Flotation median of 3.12.

  • Trading below fair value

    The share price of $36.86 is below our fair value estimate of $38.96.

  • Margin of safety under 20%

    The price is 5.4% below fair value, less than the 20% cushion we look for.

Growth2/6
  • Revenue growth over 3 years

    Needs three years of positive revenue.

  • EPS growth over 3 years

    Needs positive EPS three years ago and today.

  • Earnings acceleration

    Needs positive net income now, a year ago and five years ago.

  • Growing slower than the industry

    Revenue grew 14.0% over the last twelve months; the Security Brokers, Dealers, and Flotation median is 16.2%.

  • Guidance raised

    Miami International raised its full year 2026 Depreciation and amortization expense outlook on Oct 29, 2026.

  • Gross margin improving

    Gross margin was 34.9% over the last twelve months, against 29.4% a year earlier.

Past performance3/6
  • Return on equity

    Needs positive equity and five years of results.

  • Return on capital over 10%

    Return on invested capital was 34.1%, above the 10% that usually covers the cost of capital.

  • Return on equity above the industry

    Miami International's return on equity of 28.9% is above the Security Brokers, Dealers, and Flotation median of 17.9%.

  • Earnings over 5 years

    Needs positive net income five years ago and in the latest year.

  • Net margin against its history

    Needs five years of revenue and net income.

  • Net margin above the industry

    Miami International's net margin of 19.8% is above the Security Brokers, Dealers, and Flotation median of 14.4%.

Financial health5/6
  • Low debt

    Debt is 0.1% of shareholders' equity, under the 40% we consider low.

  • Debt trend

    Needs a balance sheet from five years ago with positive equity.

  • Debt covered by cash flow

    Operating cash flow over the last twelve months equals 16724% of total debt.

  • Interest well covered

    Operating income covers interest expense 533.1 times.

  • Short-term assets cover short-term debts

    Current assets are 3.10 times current liabilities.

  • Low bankruptcy risk

    The Altman Z-score is 7.03; above 3 is the safe zone and below 1.8 the distress zone.

Dividend0/6
  • No dividend

    Miami International has not paid a dividend in the last twelve months.

  • Yield against Treasuries

    No dividend.

  • Yield against the market

    No dividend.

  • Dividend stability

    No dividend.

  • Earnings cover

    No dividend.

  • Cash-flow cover

    No dividend.

Scores of similar companies

Our estimate per share

$38.96

The share price is 5% below this estimate.

20%+ below
Near fair value
20%+ above
$36.86Price
MethodMultiple usedOwn 5Y medianIndustry medianValue per shareWeight
P/E15.7×–15.7×$43.8353%
EV/EBITDA13.2×–13.2×$33.4047%
Earnings powerleft out, too far from the others9.5% cost of equity––$5.92–
Fair value$38.96100%

Valuation over time

Using the earnings and balance sheet published at each date, not today's.

  • EV/EBITDA at month end
  • Security Brokers, Dealers, and Flotation median 13.2

An estimate from reported numbers and market multiples, not a price target or investment advice. It can be far off for companies whose profits are about to change sharply.

Market risk

From the past year of daily prices.

Liquidity

Low risk

Average value traded per day
$55.47M
Value traded per 1% price move
$23.75M

Downside

High risk

Typical loss in a bad month
28.1%
Volatility (annualized)
43%
Sharpe ratio, 1 year
-0.68
Beta to the S&P 500 (5Y)
0.93

Typical bad-month loss, week by week

25%: high

Margins

Share of revenue, fiscal years 2022 to 2025

Gross margin

31.6%

Operating margin

6.7%

Net margin

-5.1%

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