Miami International Holdings Reports January 2021 Trading Results, Market Share and Volume Records for MIAX Exchange Group

PRINCETON, N.J., Feb. 3, 2021 /PRNewswire/ — Miami International Holdings, Inc. (MIH) today reported January 2021 trading results for its three national securities exchanges – MIAX®, MIAX Pearl® and MIAX Emerald® (together, the MIAX Exchange Group™).

In U.S. options, the MIAX Exchange Group collectively executed over 101 million equity option contracts for a combined average daily volume (ADV) of 5,328,742 contracts, representing a total U.S. equity options market share of 12.65%. The 12.65% market share represents an increase of over 22% from January 2020.

In U.S. equities, MIAX Pearl Equities™ executed 506,156,135 shares.

Equity Options Trading Volume for

 MIAX Exchange Group, Current Month

Year-to-Date Comparison
Equity Options Contracts Jan-21 Jan-20 % Chg. Dec-20 % Chg. Jan-21 Jan-20 % Chg.
Trading Days 19 21 22 19 21
U.S. Equity Options Industry 800,229,351 471,771,710 69.6% 719,646,140 11.2% 800,229,351 471,771,710 69.6%
MIAX Exchange Group 101,246,102 48,596,332 108.3% 79,347,042 27.6% 101,246,102 48,596,332 108.3%
MIAX 34,953,436 20,949,527 66.8% 31,200,513 12.0% 34,953,436 20,949,527 66.8%
MIAX Pearl 29,898,714 23,902,827 25.1% 22,347,253 33.8% 29,898,714 23,902,827 25.1%
MIAX Emerald 36,393,952 3,743,978 872.1% 25,799,276 41.1% 36,393,952 3,743,978 872.1%
Equity Options ADV Jan-21 Jan-20 % Chg. Dec-20 % Chg. Jan-21 Jan-20 % Chg.
U.S. Equity Options Industry 42,117,334 22,465,320 87.5% 32,711,188 28.8% 42,117,334 22,465,320 87.5%
MIAX Exchange Group 5,328,742 2,314,111 130.3% 3,606,684 47.7% 5,328,742 2,314,111 130.3%
MIAX 1,839,655 997,597 84.4% 1,418,205 29.7% 1,839,655 997,597 84.4%
MIAX Pearl 1,573,617 1,138,230 38.3% 1,015,784 54.9% 1,573,617 1,138,230 38.3%
MIAX Emerald 1,915,471 178,285 974.4% 1,172,694 63.3% 1,915,471 178,285 974.4%
Equity Options Market Share for

MIAX Exchange Group, Current Month

Year-to-Date Comparison
Equity Options Market Share Jan-21 Jan-20 % Chg. Dec-20 % Chg. Jan-21 Jan-20 % Chg.
MIAX Exchange Group 12.65% 10.30% 22.8% 11.03% 14.7% 12.65% 10.30% 22.8%
MIAX 4.37% 4.44% -1.6% 4.34% 0.7% 4.37% 4.44% -1.6%
MIAX Pearl 3.74% 5.07% -26.3% 3.11% 20.3% 3.74% 5.07% -26.3%
MIAX Emerald 4.55% 0.79% 473.1% 3.58% 26.9% 4.55% 0.79% 473.1%
Equities Trading Volume for

MIAX Pearl Equities, Current Month

Year-to-Date Comparison
Equities Shares (millions) Jan-21 Jan-20 % Chg. Dec-20 % Chg. Jan-21 Jan-20 % Chg.
Trading Days 19 21 22 19 21
U.S. Equities Volume – Industry 296,004 N/A N/A 242,181 22.2% 296,004 N/A N/A
MIAX Pearl Volume 506 N/A N/A 268 89.1% 506 N/A N/A
MIAX Pearl ADV 27 N/A N/A 12 118.9% 27 N/A N/A
MIAX Pearl Market Share 0.17% N/A N/A 0.11% 54.7% 0.17% N/A N/A

January 2021 Market Share and Volume Records:

miax™ MIAX Exchange Group Equity Options Records
Single Day Volume 8,077,071 January 2021
Monthly Volume 101,246,102 January 2021


miax Emerald™  MIAX Emerald Equity Options Records
Single Day Market Share 5.94% January 27, 2021
Volume 2,780,300 January 27, 2021
Monthly Market Share 4.55% January 2021
Volume 36,393,952 January 2021

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

Corporate Communications Contacts:
Natalie Kay, Karma Agency

About MIAX
MIAX’s parent holding company, Miami International Holdings (MIH), operates and manages 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 national securities exchanges, the Minneapolis Grain Exchange, LLC, a Designated Contract Market (DCM) and Derivatives Clearing Organization (DCO), and the Bermuda Stock Exchange.

MIAX, MIAX Pearl and MIAX Emerald options exchanges leverage MIAX’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 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).

Under MIAX Pearl’s exchange license, MIAX Pearl Equities™ provides its members with best-in-class performance through a combination of high determinism, low latency and high throughput. MIAX Pearl Equities has maker-taker pricing and a price-time allocation model.

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

To learn more visit

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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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