Welcome to our dedicated page for Miami Intl Hldg news (Ticker: MIAX), a resource for investors and traders seeking the latest updates and insights on Miami Intl Hldg stock.
Miami International Holdings, Inc. (NYSE: MIAX) is a technology-driven operator of regulated financial markets, and its news flow reflects developments across options, equities, futures and international exchanges. Press releases regularly describe trading results for the MIAX Exchange Group, which includes MIAX Options, MIAX Pearl, MIAX Emerald and MIAX Sapphire, as well as MIAX Futures and MIAX Pearl Equities.
News updates often cover trading volume and market share statistics in U.S. multi-listed equity options and U.S. equities, along with activity on MIAX Futures. These reports provide detail on average daily volume and other metrics for the company’s exchange platforms, illustrating how its markets are being used by participants.
Corporate and strategic announcements are another key part of MIAX news. Recent items include the launch, pricing and closing of a secondary public offering of common stock by existing stockholders, and an agreement to sell a majority stake in MIAX Derivatives Exchange (MIAXdx) to Robinhood Markets, Inc. in partnership with Susquehanna International Group, with MIAX retaining a minority interest. The company has also been identified as an anchor investor in a funding round for Architect Financial Technologies Inc., which is developing a perpetual futures exchange through an affiliate.
International and partnership developments appear in the news as well. For example, The International Stock Exchange (TISE), a wholly owned subsidiary of Miami International Holdings, announced a memorandum of understanding with Boursa Kuwait to explore collaboration on specialized listings and investment channels. Operational and technology-related updates, such as enhancements to MIAX Futures’ risk management systems, are also highlighted in third-party and company communications.
Investors and market observers can use the MIAX news stream to follow trading statistics, capital markets activity, strategic transactions, international initiatives and technology changes affecting the company’s exchange and clearing platforms.
Miami International Holdings (NYSE: MIAX) reported February 2026 trading results for its MIAX exchange group and MIAX Futures. MIAX Exchange Group ADV rose to 10.8 million contracts, a 25.4% YoY increase, and market share reached 17.1%. MIAX Futures ADV was 14,944 contracts, up 103.1% vs Jan 2026 but down 38.5% YoY.
Additional segment-level ADV and market share details, plus rolling three-month revenue-per-contract metrics, are available on the company website.
Miami International Holdings (NYSE: MIAX) reported strong Q4 and full-year 2025 results, driven by options growth, new platforms and strategic transactions. Q4 net revenue was $124.5M (+52% YoY) and Q4 adjusted EBITDA was $62.2M (+112% YoY). FY2025 net revenue was $430.5M (+56% YoY) with FY adjusted EBITDA of $199.1M (+143% YoY).
Corporate moves included a completed IPO and secondary offering, acquisition of TISE, launch of MIAX Sapphire and MIAX Futures Onyx, and sale of 90% of MIAXdx (retained 10%). Cash was $433.6M and total debt was $1.5M as of Dec 31, 2025.
Miami International Holdings (NYSE: MIAX) announced that Chairman and CEO Thomas P. Gallagher was named Chief Executive of the Year at the FOW International Awards on February 12, 2026.
Gallagher, a principal founder and chairman since 2008, led MIAX through its 2025 IPO and secondary offering, the launch of MIAX Futures Onyx and MIAX Sapphire, the strategic sale of 90% of MIAXdx, and the acquisition of TISE.
Miami International Holdings (NYSE: MIAX) will release fourth-quarter 2025 financial results for the period ended Dec. 31, 2025 after market close on Wednesday, February 25, 2026. A conference call with senior management begins at 5:00 p.m. ET the same day.
Dial-in details: 866-652-5200 (international 412-317-6060). A slide presentation and webcast will be posted in the Events & Presentations section of MIAX's investor website after the release.
Miami International Holdings (NYSE: MIAX) reported January 2026 trading results. MIAX Exchange Group ADV was 11.1 million contracts, a 25.1% YoY increase and 20.6% vs Dec 2025. Group market share reached 17.6%, up 5.5% YoY and 2.8% vs Dec 2025. MIAX Futures ADV was 7,359 contracts, up 51.9% from Dec 2025. Detailed segment tables show MIAX Pearl equity ADV and MIAX Futures year-over-year contrasts; full rolling revenue-per-contract and capture-rate metrics are available on the company website.
The International Stock Exchange (TISE) (NYSE: MIAX) reported record listings in 2025: 1,140 new securities (+19.7% YoY) and a year-end Official List of 4,818 securities (+7.4%). Total market value reached £797 billion at 31 December 2025 (+12.6%).
Notable category growth included high yield bonds (+74.6% new), private equity debt (+18.7% new) and ESG-linked listings with total value of £32.2 billion (+25.3%). Issuers spanned 38 territories, with the UK accounting for 46.9% of new listings and the EU 31.1%.
Miami International Holdings (MIAX) completed the sale of 90% of MIAX Derivatives Exchange (MIAXdx) to a joint venture formed by Robinhood Markets (HOOD) and Susquehanna International Group on Jan. 21, 2026. MIAX retains a 10% equity stake in MIAXdx. MIAXdx is a Designated Contract Market (DCM) and Derivatives Clearing Organization (DCO) with CFTC approval to list and clear fully collateralized futures, options on futures, and swaps. Management described the transaction as a step to accelerate growth, gain exposure to prediction markets, and unlock shareholder value while keeping a minority investment in the exchange.
Miami International Holdings (NYSE: MIAX) reported record 2025 trading volume across its U.S. exchange group, executing a record 2.4 billion multi-listed options contracts in 2025 and reaching an annual ADV of 9.5 million contracts (up 42.2% YoY). Q4 2025 ADV hit a record 11.1 million contracts (+46.5% YoY) and quarterly market share reached a record 18.2% in Q4. MIAX Futures set an annual ADV record of 12,989 contracts in 2025 (+2.7% YoY). Detailed segment volume, market share and RPC metrics are available on the company website.
Architect Financial Technologies (COIN) completed a $35 million Series A strategic financing on December 23, 2025 to scale AX, the company’s centralized exchange for perpetual futures on traditional asset classes.
AX launched last month and is operated by Architect Bermuda Ltd. under the Bermuda Monetary Authority regulatory regime. The round was anchored by Miami International Holdings (MIAX) and Tioga Capital, with participation from Galaxy Ventures (GLXY), ARK Invest, VanEck, Trumid, Geneva Trading and renewed backing from Coinbase Ventures (COIN) plus other prior investors. Architect completed prior rounds of $5M pre-seed (2023) and $12M seed (2024).
Miami International Holdings (NYSE: MIAX) subsidiary The International Stock Exchange (TISE) signed a Memorandum of Understanding with Boursa Kuwait on Dec 23, 2025 to explore cooperation on specialized listings, product innovation and Middle East investment channels. The MoU emphasizes technical and knowledge exchange, collaboration on new financial products, and support for sustainable finance initiatives.
The agreement follows regulatory cooperation steps between Guernsey and Kuwait in August 2025 and aims to promote market integration and connect global investors with opportunities in Kuwait and the region.