Miami International Holdings Reports May 2019 Trading Results for MIAX Exchange Group

PRINCETON, New Jersey, June 5, 2019 /PRNewswire/ — Miami International Holdings, Inc. (MIH) today reported the May 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 38 million equity option contracts in May for a combined average daily volume (ADV) of 1,727,481 contracts, representing a total U.S. equity options market share of 9.36%.

Trading Volume for MIAX Exchange Group,

Current Month

Year-to-Date Comparison
Equity Options Contracts May-19 May-18 % Chg. April-19 % Chg. May-19 May-18 % Chg.
Trading Days 22 22 21 104 104
U.S. Equity Options Industry 405,895,497 366,176,065 10.8% 344,847,772 17.7% 1,807,942,528 1,916,627,076 -5.7%
MIAX Exchange Group 38,004,588 36,677,275 3.6% 37,074,375 2.5% 180,071,219 163,663,687 10.0%
MIAX 15,227,333 17,106,469 -11.0% 14,929,614 2.0% 74,635,031 86,037,614 -13.3%
MIAX PEARL 19,650,832 19,570,806 0.4% 18,750,520 4.8% 97,778,682 77,626,073 26.0%
MIAX Emerald 3,126,423 3,394,241 -7.9% 7,657,506
Equity Options ADV May-19 May-18 % Chg. April-19 % Chg. May-19 May-18 % Chg.
U.S. Equity Options Industry 18,449,795 16,644,367 10.8% 16,421,322 12.4% 17,384,063 18,429,107 -5.7%
MIAX Exchange Group 1,727,481 1,667,149 3.6% 1,765,446 -2.2% 1,731,454 1,573,689 10.0%
MIAX 692,152 777,567 -11.0% 710,934 -2.6% 717,645 827,285 -13.3%
MIAX PEARL 893,220 889,582 0.4% 892,882 0.0% 940,180 746,405 26.0%
MIAX Emerald 142,110 161,631 -12.1% 73,630
Equity Option Market Share for MIAX Exchange Group,

Current Month

Year-to-Date Comparison
Equity Options Market Share May-19 May-18 % Chg. April-19 % Chg. May-19 May-18 % Chg.
MIAX Exchange Group 9.36% 10.02% -6.5% 10.75% -12.9% 9.96% 8.54% 16.6%
MIAX 3.75% 4.67% -19.7% 4.33% -13.3% 4.13% 4.49% -8.0%
MIAX PEARL 4.84% 5.34% -9.4% 5.44% -11.0% 5.41% 4.05% 33.5%
MIAX Emerald 0.77% 0.98% -21.7% 0.42%

Other news and achievements include:  


  • Announced that it had partnered with a number of industry-leading liquidity providers and market makers to launch a cash equities exchange under MIAX PEARL’s exchange license.
  • MIAX PEARL Equities is expected to launch in Q2 2020, subject to SEC approval.
  • Partnering firms include CTC Trading Group, Hudson River Trading, IMC, Simplex Trading, Susquehanna Securities, and Two Sigma Securities.

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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