Massivemarkets

MIAX

Miami International Holdings, Inc.

NYSE · usd

$33.16-0.82 (-2.41%)
As of 4:10:04 PM EDT on Oct 26, 2026 · 15-minute delayed

Miami International Holdings, Inc. (MIAX) trades at $33.16 (-2.41%) as of 4:10:04 PM EDT on Oct 26, 2026, -4.99% over the past month. Market cap is $3.37B, with 4.6 days to cover in short interest.

Stock performance

How Miami International Holdings, Inc. (MIAX) stock has performed from one day to one year, with its 52-week range.

-2.67%
-$0.91 over 1D
$33.11$33.40$33.70$33.997:05 AM11:05 AM12:40 PM2:20 PM3:55 PM$33.15
1D
-2.41%
1W
+5.14%
1M
-4.99%
YTD
-25.28%
1Y
-25.10%
52-wk range
$29.06 – $57.14

Key statistics

Today's trading snapshot for MIAX: day range, open, previous close, volume and market cap.

Day range
$32.99 – $33.98
Open
$33.76
Prev close
$33.98
Volume
1.07M
Market cap
$3.37B
Shares out
99.23M

Valuation and profitability ratios: P/E, P/S, ROE

Valuation and profitability ratios for Miami International Holdings, Inc.: P/E, P/S, P/B, ROE and more.

P/E
23.70
P/S
2.30
P/B
2.93
P/FCF
13.98
ROE
12.4%
ROA
8.9%
Debt/Equity
0.00
Div yield
0.00%

As of Oct 23, 2026

8-K filings

Material corporate events Miami International Holdings, Inc. has disclosed to the SEC on Form 8-K.

  • Settlement agreementJul 21, 2026

    On July 20, 2026, the U.S. District Court for the District of New Jersey (the "Court") entered an Order of Dismissal With Prejudice (the "Order") that dismisses all claims for relief and counterclaims asserted in the previously disclosed litigation between Miami International Holdings, Inc. and certain of its subsidiaries (the "Company") and Nasdaq, Inc. and certain of its subsidiaries ("Nasdaq", such matter, the "Litigation"). The parties have now resolved all claims and counterclaims against each other that have been or could have been asserted in the Litigation.

  • Annual meeting resultsJun 18, 2026

    On June 16, 2026, Miami International Holdings, Inc. (the "Company") held its Annual Meeting of Stockholders (the "Annual Meeting"). The matters voted on at the Annual Meeting were: (i) the election of fifteen directors to hold office until the 2027 annual meeting of stockholders; (ii) approve, on a non-binding advisory basis, the compensation paid to our named executive officers ("Say-on-Pay Vote"); (iii) select, on a non-binding advisory basis, whether future advisory votes on the compensation of our named executive officers should be held every one, two or three years; and (iv) the ratification of KPMG LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2026.

  • Executive compensation changeJun 17, 2026

    On June 15, 2026, the Compensation Committee of the Board of Directors of Miami International Holdings, Inc. approved and adopted the Miami International Holdings, Inc. Senior Executive Annual Bonus Plan (the 'Bonus Plan') to be effective for performance periods beginning January 1, 2026 for executive officers and other employees as designated by the Company's Chief Executive Officer.

  • Director appointmentApr 27, 2026

    the board of directors (the "Board") of Miami International Holdings, Inc. (the "Company"), upon recommendation from the Nominating and Corporate Governance Committee of the Board, elected Eric Sites as a director to the Board to fill an existing vacancy, effective as of April 24, 2026, until the 2026 Annual Meeting of Shareholders or until his successor has been duly elected and qualified or until his earlier death, resignation or removal.

  • Director departureApr 9, 2026

    On April 9, 2026, Miami International Holdings, Inc. (the "Company") announced the passing of Murray Stahl, a valued member of the Company's Board of Directors.

MIAX short interest

How heavily MIAX is shorted: shares short, days to cover and average daily volume.

Days to cover
4.6
Short interest
8.88M
Avg volume
1.91M

As of · reported to FINRA twice monthly.

MIAX news

The latest news and headlines about Miami International Holdings, Inc. (MIAX).

Frequently asked questions

What is the Miami International Holdings, Inc. (MIAX) stock price today?

Miami International Holdings, Inc. (MIAX) is trading at $33.16 (-2.41% on the day) as of 4:10:04 PM EDT on Oct 26, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.

What is Miami International Holdings, Inc.?

Miami International Holdings Inc is engaged in operating regulated financial marketplaces across multiple asset classes using proprietary technology platforms. The company operates exchange markets for options, equities, futures, and international listings through its MIAX…

What is the short interest in MIAX?

As of Sep 30, 2026, MIAX has 8.88M shares short and 4.6 days to cover.

What exchange is MIAX listed on?

Miami International Holdings, Inc. (MIAX) trades on NYSE in USD, in the SECURITY BROKERS, DEALERS & FLOTATION COMPANIES industry.

Build with AI

Build an analysis of MIAX with your agent

Point Claude or ChatGPT at the Massive MCP server and recreate this page from live data.

Connect the Massive MCP server (API reference: massive.com/docs/llms.txt) and build a MIAX analysis: the latest quote, key ratios (P/E, P/S, ROE), short interest, recent insider activity and the latest news.

Live market data from the Massive API and MCP.Get a free API key

Nothing on this page is investment advice. All data and content is provided for informational purposes under our Terms of Service.