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NYSE: MIAX

Miami International Holdings, Inc.

Financial Services | Financial - Capital Markets

No licensed closing price on file for MIAX. This page shows the company’s SEC filings and filed figures, without a price or any ratio that depends on one.

Miami International Holdings, Inc. (NYSE: MIAX) is a capital markets company. Figures from SEC EDGAR; updated 2026-10-20 12:06 UTC.

What Miami International Holdings, Inc. does

The company operates regulated financial marketplaces across multiple asset classes and geographies, including options exchanges, an equities exchange, a futures exchange, and international stock exchanges. Its proprietary technology platform is designed for high-speed, high-performance trading and serves the U.S. options industry, U.S. equities market, U.S. futures market, and international listings.

Summarized from Miami International Holdings, Inc. ’s SEC filings · AI-generated analysis. Not investment advice. May contain errors. · Read the filing ↗

Key facts

Revenue, margins & earnings

FY2023: net loss $21M on revenue $1.04B$1.04BFY2023FY2024 Revenue: $1.14B — margin split not shown (non-operating gains)$1.14BFY2024FY2025: net loss $70M on revenue $1.36B$1.36BFY2025
  • Net income
  • Taxes & interest
  • Operating expenses
  • Cost of revenue
  • Net loss year
Annual revenue; bands show net, operating, gross margins · Open in Platform →

SEC Filings

SEC EDGAR ↗
Recent Insider Activity (last 90 days)
Source: SEC EDGAR · Filed 2026-10-06
  • 2026-10-06EVP and CIONonqualified Stock Option (Right to Buy)Option exercise-40,000—
  • 2026-10-06EVP and CIOSale-40,000$1.33M
  • 2026-10-06EVP and CIOOption exercise40,000$480.0K
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Recent 8-K Events (parsed from SEC filings)All events →
Source: SEC EDGAR 8-K filings · Interpretation: Oxford Ledge parser · Confidence-filtered ≥ 0.50

Company news

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