Miami International HOLDINGS, Inc. (MIAX) intrinsic value & 10-year financials

Miami International HOLDINGS, Inc. (MIAX) has a Graham intrinsic value of $44.90 per share. At $30.95 on Oct 17, 2026, the stock trades 31% below that value. Over the last 4 fiscal years revenue grew 14.5% a year to $1.4B, with an average return on invested capital of 6.9%.

Graham intrinsic value
$44.90
Share price (Oct 17, 2026)
$30.95
Price vs Graham value
31% below
Market cap
$2.2B
Revenue (FY2025)
$1.4B
Revenue growth (4-yr CAGR)
14.5%
ROIC (10-yr avg)
6.9%
Free cash flow (FY2025)
$145.0M

MIAX 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $1.4B -$70.0M -$1.00 $145.0M 6.7% 25.0%
FY2024 $1.1B $102.1M $1.39 $84.7M -0.2% -1.0%
FY2023 $1.0B -$20.9M -$0.37 -$65.4M -0.3% -3.4%
FY2022 — — — — — —

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

MIAMI INTERNATIONAL HOLDINGS, INC. revenue growth over the past decade is N/A; insufficient history prevents a reliable 10-year CAGR calculation.

MIAMI INTERNATIONAL HOLDINGS, INC. has historically struggled to out-earn its cost of capital, averaging just 6.9% ROIC.

MIAMI INTERNATIONAL HOLDINGS, INC. capital allocation metrics are N/A for the decade; share count and net debt history are incomplete.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, MIAMI INTERNATIONAL HOLDINGS, INC. is modeled at 14.5% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $44.90 per share.

MIAX stock: frequently asked questions

What is the intrinsic value of Miami International HOLDINGS, Inc. (MIAX) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 14.5% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, MIAX's intrinsic value is about $44.90 per share.

Is MIAX stock undervalued?

At $30.95 (close on Oct 17, 2026), MIAX trades 31% below its Graham value of $44.90. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

Does Miami International HOLDINGS, Inc. generate free cash flow?

Miami International HOLDINGS, Inc. generated $145.0M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 2 of the last 3 reported years.

What is MIAX's return on invested capital?

Average ROIC over the last 4 fiscal years was 6.9%, and average return on equity was 0.6%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this MIAX data come from?

From Miami International HOLDINGS, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed May 8, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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