MIAX Exchange Group reports 25.5% increase in multi-list options ADV YTD

PRINCETON, N.J. and MIAMI, Sept. 4, 2026 /PRNewswire/ -- Miami International Holdings, Inc. (MIAX) (NYSE: MIAX), a technology-driven leader in building and operating regulated financial markets across multiple asset classes, today reported August 2026 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 2026 Highlights

MIAX Exchange Group reached a record year-to-date (YTD) average daily volume (ADV) of 11.0 million contracts through August 2026, a 25.5% increase from the same period in 2025
MIAX Exchange Group set a YTD market share record of 17.1% through August 2026, compared to 16.5% in the prior-year period

Additional MIAX Exchange Group and MIAX Futures trading volume and market share information is included in the table below. Summary statistics including trading volume and market share by business segment, as well as rolling three-month average revenue per contract and capture rates, are available on the MIAX website at https://ir.miaxglobal.com/volume-rpc-reports.

                     
        
          MIAX                                      Average Daily Trading Volume (ADV)                             Year-to-Date
                                                                                                    
            (1)                                   Comparison


    Aug-
     26                                            Aug-25                % Chg                       Jul-26            % Chg   Aug-26    Aug-25                    % Chg


                                                  
       
    U.S. Multi-list Options



 
 Trading Days                                       21                    21                                             22                 166                       165



 
 U.S. Equity Options Industry ADV (000's)       62,769                54,909                        14.3 %           64,394    -2.5 %    64,339                    53,059       21.3 %



 
 MIAX Exchange Group Options ADV (000's)        11,537                 9,525                        21.1 %           11,019     4.7 %    11,017                     8,775       25.5 %



 
 MIAX Exchange Group Options Market Share       18.4 %               17.3 %                        6.0 %           17.1 %    7.4 %    17.1 %                   16.5 %       3.5 %


                                                       
     
      U.S. Equities



 
 U.S. Equities Industry ADV (Millions)          16,377                16,380                         0.0 %           17,437    -6.1 %    19,275                    17,105       12.7 %



 
 MIAX Pearl ADV (Millions)                         112                   169                       -33.7 %              117    -4.0 %       164                       184      -11.0 %



 
 MIAX Pearl Market Share                         0.7 %                1.0 %                      -33.7 %            0.7 %    2.2 %     0.9 %                    1.1 %     -21.0 %


                                                   
       
    MIAX Futures Exchange



 
 Trading Days                                       21                    21                                             22                 166                       166



 
 MIAX Futures ADV - Agricultural                14,092                11,190                        25.9 %           12,123    16.2 %    12,203                    15,728      -22.4 %



 
 MIAX Futures ADV - Financial 
          
 (2)   1,557             n/a                         n/a                   4,194   -62.9 %     4,979                 n/a               n/a

 1) 
 Calculated as total volume for the period divided by total trading days for the period.


 2)   Financial futures launched on May 17 (trade date May 18). Accordingly, ADV is calculated as total contracts for the period divided by total
       trading days for the period beginning on May 18.

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 eight exchanges across options, futures, equities and international markets 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). MIAX also owns Dorman Trading, a full-service Futures Commission Merchant and Notice Registered Broker-Dealer with the National Futures Association for purposes of facilitating transactions of security futures. 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.

MIAX Contacts:

Investors
investor.relations@miaxglobal.com

Media
media@miaxglobal.com

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