Miami International Holdings Inc Dossier
Qualitative Analysis
Business overview
Miami International Holdings, Inc. (MIH) is a technology-driven operator of regulated financial marketplaces spanning options, equities, futures, and international listings. Operating under its flagship brand MIAX, the company provides low-latency trading, clearing, and data services powered by its proprietary, in-house built technology platform. MIH operates eight exchanges across multiple asset classes and geographies, including MIAX Options, MIAX Pearl, MIAX Emerald, MIAX Sapphire, MIAX Pearl Equities, MIAX Futures, the Bermuda Stock Exchange (BSX), and The International Stock Exchange (TISE). Additionally, the company owns Dorman Trading, a full-service Futures Commission Merchant.
Research as of 19 Jun 2026
Strategic Initiatives
Growth programs, investments, and their expected impact
Launching a suite of proprietary index products in partnership with Bloomberg, including the Bloomberg 100 retail-size contract, B500 mini, and B500 big contracts, cleared through the Options Clearing Corporation (OCC).
Expected impact: Provides margin efficiencies for members, expands the derivatives product portfolio, and targets market share in proprietary index products.
A broad-reaching nationwide multi-channel advertising campaign featuring bold, three-dimensional artwork to expand brand awareness and deepen engagement across the financial ecosystem.
Expected impact: Elevates brand identity and supports product-driven messaging for the newly launched Bloomberg equity index futures.
Migration of agricultural and financial futures products, such as the Minneapolis Hard Red Spring Wheat futures, to the state-of-the-art proprietary MIAX Futures Onyx trading platform.
Expected impact: Provides a high-performance, proprietary trading and clearing infrastructure with advanced risk management capabilities.
Mergers, Acquisitions & Partnerships
Recent deals and strategic collaborations
Recent Acquisitions
To expand MIAX's international footprint and operate regulated financial markets globally, leveraging TISE's position as a leading European listing venue for bond markets, UK REITs, and sustainable finance.
Financial impact: Contributed to the expansion of international segment revenues and listings.
Strategic Partnerships
MIAX sold a 90% stake in MIAX Derivatives Exchange (MIAXdx) to Robinhood and Susquehanna, retaining a 10% equity stake. This provides MIAX with expedited access to the growing prediction markets while maintaining focus on core exchanges.
Terms: MIAX retained 10% of the issued and outstanding equity of MIAXdx, which was renamed Rothera Exchange and Clearing LLC. The transaction closed in January 2026.