1. MIAX achieved record average daily volume of 9.5 million option contracts. 2. Daily volume peaked at 14.2 million contracts on August 22, 2025. 3. Year-to-date trading volume reached an average of 8.8 million contracts. 4. MIAX captured a market share of 16.5% in multi-list options. 5. MIAX Futures reported record ADV of 15,728 contracts, up 18.7% from 2024.
The substantial increase in trading volumes signals growth and market confidence, similar to past trends where volume spikes correlate with stock performance gains for exchanges.
The impressive volume increases directly enhance MIAX's operating revenues and competitiveness, indicating a positive outlook.
Immediate market reactions to volume records often boost stock prices; historical data shows similar trends post-announcement.
PRINCETON, N.J. and MIAMI, Sept. 8, 2025 /PRNewswire/ -- Miami International Holdings, Inc. (NYSE: MIAX) (MIAX), a technology-driven leader in building and operating regulated financial markets across multiple asset classes, today reported August 2025 trading results for its U.S. exchange subsidiaries — MIAX®, MIAX Pearl®, MIAX Emerald® and MIAX Sapphire™ (collectively, the MIAX Exchange Group), and MIAX Futures™.
August 2025 and Year-to-Date Highlights
Additional MIAX Exchange Group and MIAX Futures trading volume and market share information is included in the table below.
Average Daily Trading Volume (ADV) (1) | Year-to-Date Comparison | |||||||
Aug-25 | Aug-24 | % Chg | Jul-25 | % Chg | Aug-25 | Aug-24 | % Chg | |
U.S. Multi-list Options | ||||||||
Trading Days | 21 | 22 | 22 | 165 | 168 | |||
U.S. Equity Options Industry ADV (000's) | 54,909 | 43,745 | 25.5 % | 51,516 | 6.6 % | 53,059 | 43,199 | 22.8 % |
MIAX Exchange Group Options ADV (000's) | 9,525 | 5,987 | 59.1 % | 8,607 | 10.7 % | 8,775 | 6,434 | 36.4 % |
MIAX Exchange Group Options Market Share | 17.3 % | 13.7 % | 26.8 % | 16.7 % | 3.8 % | 16.5 % | 14.9 % | 11.0 % |
U.S. Equities | ||||||||
U.S. Equities Industry ADV (Millions) | 16,379 | 11,470 | 42.8 % | 17,648 | -7.2 % | 17,053 | 11,653 | 46.3 % |
MIAX Pearl ADV (Millions) | 169 | 182 | -7.0 % | 191 | -11.6 % | 184 | 201 | -8.4 % |
MIAX Pearl Market Share | 1.0 % | 1.6 % | -34.9 % | 1.1 % | -4.8 % | 1.1 % | 1.7 % | -37.4 % |
MIAX Futures Exchange | ||||||||
Trading Days | 21 | 22 | 22 | 166 | 168 | |||
MIAX Futures ADV | 11,190 | 16,984 | -34.1 % | 6,954 | 60.9 % | 15,728 | 13,253 | 18.7 % |
1) Calculated as total volume for the period divided by total trading days for the period. |
About MIAX
Miami International Holdings, Inc. (NYSE:MIAX) is a technology-driven leader in building and operating regulated financial markets across multiple asset classes and geographies. MIAX operates nine exchanges across options, futures, equities and international markets including MIAX® Options, MIAX Pearl®, MIAX Emerald®, MIAX Sapphire™, MIAX Pearl Equities™, MIAX Futures™, MIAXdx™, The Bermuda Stock Exchange (BSX) and The International Stock Exchange (TISE). MIAX also owns Dorman Trading, a full-service Futures Commission Merchant.
MIAX Options, MIAX Pearl, MIAX Emerald and MIAX Sapphire are national securities exchanges registered with the Securities and Exchange Commission that are enabled by MIAX's in-house built, proprietary technology. MIAX offers trading of options on all four exchanges as well as cash equities through MIAX Pearl Equities. The MIAX trading platform was built to meet the high-performance quoting demands of the U.S. options trading industry and is differentiated by throughput, latency, reliability and wire-order determinism.
MIAX Futures and MIAXdx are Designated Contract Markets (DCM) and Derivatives Clearing Organizations (DCO) under the jurisdiction of the Commodity Futures Trading Commission, providing DCM and DCO services in an array of asset classes.
BSX is a fully electronic, vertically integrated international securities market that specializes in the listing and trading of capital market instruments such as equities, debt issues, funds, hedge funds, derivative warrants, and insurance linked securities.
TISE is a leading European stock exchange providing international capital markets participants with a high-quality product and service offering for the listing and trading of securities, including high yield bonds, UK Real Estate Investment Trusts, structured finance products and securitization transactions.
To learn more about MIAX please visit www.miaxglobal.com.
Disclaimer and Cautionary Note Regarding Forward-Looking Statements
This press release may contain forward-looking statements, including forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Forward-looking statements describe future expectations, plans, results, or strategies and are generally preceded by words such as "may," "future," "plan" or "planned," "will" or "should," "expected," "anticipates," "draft," "eventually" or "projected." You are cautioned that such statements are based on management's current expectations and are subject to a multitude of risks and uncertainties that could cause future circumstances, events, or results to differ materially from those projected in the forward-looking statements, including the risks that actual results may differ materially from those projected in the forward-looking statements. Additional risks and uncertainties that may cause actual results to differ materially include the risks and uncertainties listed in Miami International Holdings, Inc.'s (together with its subsidiaries, the Company) public filings with the Securities and Exchange Commission. In providing forward-looking statements, the Company is not undertaking any duty or obligation to update these statements publicly as a result of new information, future events or otherwise.
All third-party trademarks (including logos and icons) referenced by the Company remain the property of their respective owners. Unless specifically identified as such, the Company's use of third-party trademarks does not indicate any relationship, sponsorship, or endorsement between the owners of these trademarks and the Company. Any references by the Company to third-party trademarks is to identify the corresponding third-party goods and/or services and shall be considered nominative fair use under the trademark law.
Media Contact:
Andy Nybo, SVP, Chief Communications Officer
anybo@miaxglobal.com
View original content to download multimedia:https://www.prnewswire.com/news-releases/miami-international-holdings-reports-trading-results-for-august-2025-302549129.html
SOURCE MIAX