Miami International Holdings Acquires Minneapolis Grain Exchange

Miami International Holdings Acquires The International Stock Exchange (TISE)

June 6, 2025

Financial Services

Miami International Holdings, Inc. (MIH) has completed a court-sanctioned acquisition of The International Stock Exchange Group Limited (TISE) via its wholly-owned subsidiary MIH East Holdings, Limited for £22.50 per share (approximately £70.4 million). The deal gives MIH a presence in Guernsey and expands its international listing and capital markets capabilities across Europe.

Warburg Pincus Invests $100M in Miami International Holdings

August 22, 2024

Financial Services

Warburg Pincus has committed a $100 million growth investment in Miami International Holdings (MIH) to accelerate MIAX’s global expansion, fund construction of a physical trading floor for MIAX Sapphire in Miami, and support development of trading, matching-engine and clearing technology across MIH’s exchanges. The investment, which may be expanded subject to conditions, includes Warburg Pincus board participation and will also fund MIH’s further product development and potential acquisitions internationally.

Miami International Holdings Acquires Dorman Trading

October 21, 2022

Financial Services

Miami International Holdings, Inc. (MIH) has completed the acquisition of Dorman Trading, LLC, a Chicago-based futures commission merchant (FCM) that provides execution and clearing services for introducing brokers, retail customers, institutional clients and professional traders. MIH said the deal expands its futures trade execution, listing and clearing capabilities and will enable growth of services offered to Dorman Trading’s customers.

Miami International Holdings Acquires LedgerX

May 19, 2023

Financial Services

Miami International Holdings, Inc. (MIH) has completed its acquisition of LedgerX LLC from Ledger Holdings Inc. in connection with the FTX debtors' bankruptcy proceedings. LedgerX is a CFTC-regulated derivatives exchange and clearinghouse, and MIH said the purchase expands its ability to offer new products to the swaps and futures industry.

Hub International Acquires The Insurance Exchange, Inc.

March 11, 2019

Insurance

Hub International Limited acquired The Insurance Exchange, Inc., a Rockville, Maryland-based independent insurance agency. Terms were not disclosed; Joseph Brown, President and CEO of The Insurance Exchange, will join Hub Mid-Atlantic as the agency is integrated to expand Hub's footprint and retirement/benefits capabilities in the Mid-Atlantic.

Robinhood–Susquehanna JV Acquires 90% of MIAX Derivatives Exchange (MIAXdx)

November 30, 2025

Financial Services

A joint venture formed by Robinhood Markets and Susquehanna International Group acquired 90% of MIAX Derivatives Exchange (MIAXdx) from Miami International Holdings, which retained a 10% stake. The deal gives Robinhood and SIG a CFTC‑registered designated contract market and derivatives clearing organization to accelerate the firms' entry and capability expansion into prediction markets and derivatives trading.