#United States #Miami #Miami International Holdings #MIAX #Market Share

Miami International Holdings Reports Record Trading Results for October 2025

Miami International Holdings, Inc. (MIAX) recently announced its trading performance for October 2025, showcasing impressive growth and record-breaking metrics across its exchange subsidiaries, which include MIAX®, MIAX Pearl®, MIAX Emerald®, MIAX Sapphire®, and MIAX Futures™. These results affirm MIAX's position as a technology-driven leader in regulated financial markets.

Monthly Highlights

In October 2025, the MIAX Exchange Group set multiple significant records, demonstrating robust activity and increased trading volume across various asset classes:

• - Daily Market Share Record: On October 14, 2025, the exchange achieved a daily market share record of 20.9%.
• - Daily Volume Record: The highest daily volume was recorded on October 10, 2025, with 19.7 million contracts traded.
• - Monthly Market Share Record: October 2025 also witnessed a monthly market share of 19.4%.
• - Average Daily Volume (ADV): The October average daily volume stood at 13.1 million contracts, representing an impressive 92.4% rise from October 2024.

Furthermore, the year-to-date (YTD) ADV reached 9.4 million contracts, an increase of 46.4% compared to the same timeframe in the previous year.

MIAX Futures, too, marked a commendable achievement by hitting a record YTD ADV of 13,828 contracts, contributing a 10.1% boost from the prior year.

Detailed Statistics

The performance metrics provide a closer snapshot of MIAX's trading volume and market share by business segment:

• - U.S. Multi-list Options Trading Days: 23, maintaining consistency year over year.
• - U.S. Equity Options Industry ADV: Grew to 67,193, reflecting a 51.6% growth from October 2024.
• - MIAX Exchange Group Options ADV: Reached 13,057, a staggering increase of 92.4% from the same month last year.
• - MIAX Exchange Group Options Market Share: Increased significantly from 15.3% to 19.4%.

The monthly data indicates a thriving options market, with MIAX capitalizing on increased trading activity as market participants engaged more intensively with diverse asset options.

Looking Forward

As Miami International Holdings continues to innovate and expand its electronic trading ecosystem, its confidence in facilitating significant trading volumes and improving market efficiency remains steadfast. The strategic initiatives taken in the last year appear to be paying off, as evidenced by these outstanding results.

For further insights and information regarding trading volume and market share details, investors and stakeholders can visit their official site at MIAX Global.

In summary, October 2025 was a landmark month for Miami International Holdings as they not only broke records but also set the stage for continued growth and engagement in the financial markets. The advancements in trading technology and market techniques further establish MIAX as a frontrunner in the ever-evolving landscape of financial exchanges.