Press Release

Miami International Holdings Reports June 2019 Trading Results for MIAX Exchange Group; MIAX PEARL Sets New Daily Market Share Record

PRINCETON, N.J., July 9, 2019 /PRNewswire/ — Miami International Holdings, Inc. (MIH) today reported the June 2019 trading activity for its three fully electronic options exchanges – MIAX®, MIAX PEARL™ and MIAX Emerald™ (together, the MIAX Exchange Group™). The MIAX Exchange Group collectively executed over 32.7 million equity option contracts in June for a combined average daily volume (ADV) of 1,637,738 contracts, representing a total U.S. equity options market share of 9.61%.

Trading Volume for MIAX Exchange Group,

Current Month

Year-to-Date Comparison
Equity Options ContractsJune-19June-18% Chg.May-19% Chg.June-19June-18% Chg.
Trading Days202122124125
U.S. Equity Options Industry340,857,459363,069,104-6.1%405,895,497-16.0%2,148,799,9872,279,696,180-5.7%
MIAX Exchange Group32,754,75337,126,509-11.8%38,004,588-13.8%212,825,972200,790,1966.0%
MIAX PEARL17,626,20120,292,040-13.1%19,650,832-10.3%115,404,88397,918,11317.9%
MIAX Emerald2,423,7833,126,423-22.5%10,081,289
Equity Options ADVJune-19June-18% Chg.May-19% Chg.June-19June-18% Chg.
U.S. Equity Options Industry17,042,87317,289,005-1.4%18,449,795-7.6%17,329,03218,237,569-5.0%
MIAX Exchange Group1,637,7381,767,929-7.4%1,727,481-5.2%1,716,3381,606,3226.8%
MIAX PEARL881,310966,288-8.8%893,220-1.3%930,685783,34518.8%
MIAX Emerald121,189142,110-14.7%81,301
Equity Option Market Share for MIAX Exchange Group,

Current Month

Year-to-Date Comparison
Equity Options Market ShareJune-19June-18% Chg.May-19% Chg.June-19June-18% Chg.
MIAX Exchange Group9.61%10.23%-6.0%9.36%2.6%9.90%8.81%12.5%
MIAX PEARL5.17%5.59%-7.5%4.84%6.8%5.37%4.30%25.0%
MIAX Emerald0.71%0.77%-7.7%0.47%


Other news and achievements include:  


  • Established a new daily market share record on June 26, 2019, executing 6.79% of OCC national volume in equity options

For further information regarding the MIAX Exchange Group, please visit or contact MIAX Trading Operations at

Corporate Communications Contact:Dominique Prunetti-Miller
(609) 897-1465

About MIH and the MIAX Exchange Group

Miami International Holdings, Inc. (MIH) is the parent holding company of Miami International Securities Exchange, LLC (MIAX®), MIAX PEARL, LLC (MIAX PEARL™) and MIAX Emerald, LLC (MIAX Emerald™ and together with MIAX and MIAX PEARL, the MIAX Exchange Group), three fully electronic options trading exchanges.

MIAX, MIAX PEARL and MIAX Emerald leverage the MIAX Exchange Group’s industry-leading technology and infrastructure to provide their member firms with traditional pricing and pro rata allocation (MIAX), maker-taker pricing and price-time allocation (MIAX PEARL) market structures, and a hybrid market structure with maker-taker pricing and pro rata allocation (MIAX Emerald).

MIAX Options serves as the exclusive exchange venue for cash-settled options on the SPIKES® Volatility Index (Ticker: SPIKE), a measure of the expected 30-day volatility in the SPDR® S&P 500® ETF (SPY).

The MIAX Exchange Group’s executive offices and National Operations Center are located in Princeton, NJ, with a Miami Operations Center and additional offices located in Miami, FL.

To learn more about MIH and the MIAX Exchange Group visit

Disclaimer and Cautionary Note Regarding Forward-Looking Statements

The press release shall not constitute an offer to sell or a solicitation of an offer to purchase any securities of Miami International Holdings, Inc. (together with its subsidiaries, the Company), and shall not constitute an offer, solicitation or sale in any state or jurisdiction in which such offer; solicitation or sale would be unlawful. 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 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.

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