MIAMI INTERNATIONAL HOLDINGS, INC. — Form 8-K
Filed October 29, 2026 · analyzed by the 8-K Agent
8-K
▲ Likely positive
significance 58/100
What the filing says
Miami International Holdings reported Q3 2026 net revenue of $131.0M (+20% YoY), driven primarily by options business growth (19% to $112.6M). Adjusted EBITDA grew 47% to $70.8M with margin expansion of 1,000 bps to 54%. Options ADV reached 11.1M contracts (+15.2% YoY) with market share at 17.4%. Adjusted diluted EPS was $0.45 (+7% YoY). The company lowered FY2026 adjusted operating expense guidance to $254–257M (from $260–270M).
Why this rating
Strong organic growth in core options business; margin expansion and expense control meaningful for ~$1.6B asset company. Execution solid but growth rates normalizing; no major M&A, transformation, or material risk disclosed.
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