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MIAMI INTERNATIONAL HOLDINGS, INC.

corporate_fare Company Profile

MIAMI INTERNATIONAL HOLDINGS, INC.

MIAX·NYSE·Crypto Assets·CIK 0001438472

We are a technology-driven leader in building and operating regulated financial marketplaces across multiple asset classes and geographies. Our marketplaces, including MIAX Exchanges, MIAX Futures Exchange, and Bermuda Stock Exchange, are powered by our proprietary, in-house built technology. Our MIAX Exchange trading platform was initially developed for the high-performance quoting needs of the U.S. options trading industry. We hold a broad portfolio of U.S. exchange and clearing licenses for both securities and futures. We operate markets across various asset classes, including options, cash equities, futures, and options on futures. Our current markets include options on our exchanges regulated by the SEC through MIAX Options, MIAX Pearl, MIAX Emerald, and MIAX Sapphire. We also offer U.S. equities through MIAX Pearl Equities, which is also regulated by the SEC. U.S. futures and options on futures are available through MIAX Futures Exchange, LLC (formerly the Minneapolis Grain Exchange, LLC), regulated by the Commodity Futures Trading Commission. Additionally, we provide international listings through The Bermuda Stock Exchange, regulated by the Bermuda Monetary Authority, and The International Stock Exchange Group Limited, which, through its subsidiary, The International Stock Exchange Authority Limited, is regulated by the Guernsey Financial Services Commission.

MIAMI INTERNATIONAL HOLDINGS, INC. (NYSE:MIAX) is a publicly traded company in the Crypto Assets sector. Wiseek has independently scored 18 items for MIAX at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-08-07, rated 8/10. Across its 18 most recent items scored 7 or higher, the top rating is 9/10, with 14 rated 8 or above. Recent SEC coverage for MIAX spans 10-Q, 8-K, SCHEDULE 13D/A, 10-K.

Recent high-impact activity:

  • MIAX Q2 Revenue Surges 18% to $388M; Nasdaq Litigation Settled for $30M
  • Miami International Beats Q2 Estimates, Revenue Jumps 35% to Record
  • MIAX Clears Major Legal Hurdle as Nasdaq Patent Suit Is Dismissed With Prejudice
  • MIAX Issues 1.88M Shares, Diluting Existing Shareholders by Nearly 2%
  • Activist Investor Horizon Kinetics Reduces Stake by 4.5% via In-Kind Distribution

Financial Snapshot

Fiscal year ended December 31, 2025
Revenue
$1.36B
Net Income
-$70.03M
Diluted EPS
-$1.00
Op. Cash Flow
$167.83M
Free Cash Flow
$145.04M
Gross Profit
$430.53M
Operating Income
$91.97M
Cash & Equivalents
$433.65M
Total Debt
$1.51M
Debt / Equity
0.00×
Net Margin
-5.1%
Shares Outstanding
85.54M sh
Source: 10-K · filed 2026-03-06 · accession 0001438472-26-000023

Dilution Risk

Low risk

Filing-implied dilution signals for MIAX, detected from its recent SEC filings · based on capital-structure filings through 2026-06-22.

Share Issuance · Dilution Impact

⚠ A more recent filing has been published for this ticker since this signal was computed; it may not yet be reflected — see the filings below.

A filing-implied signal, not a realized share count. How Wiseek tracks dilution →

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$38.79
52-week range · as of 2026-08-07 $28.63 – $57.14
Market cap
$3.85B
Volume
6.9M (4.6× avg)
3-mo avg 1.5M
Live data · 2026-09-20 07:15 UTC · Market closed

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feed MIAX - Latest Insights

MIAX
Aug 07, 2026, 7:24 AM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $47.01
Real-time Price: $38.79 info
Change: -$8.22 (-17%) info
Market Cap: $3.849B info
MIAX
Aug 05, 2026, 4:27 PM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $47.00
Real-time Price: $38.79 info
Change: -$8.21 (-17%) info
Market Cap: $3.849B info
MIAX
Jul 21, 2026, 4:34 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $41.93
Real-time Price: $38.79 info
Change: -$3.14 (-7%) info
Market Cap: $3.849B info
MIAX
Jun 22, 2026, 4:59 PM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $36.65
Real-time Price: $38.79 info
Change: +$2.14 (+6%) info
Market Cap: $3.849B info
MIAX
May 21, 2026, 12:00 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
7
Price at Filing: $51.70
Real-time Price: $38.79 info
Change: -$12.91 (-25%) info
Market Cap: $3.849B info
MIAX
May 08, 2026, 8:31 AM EDT
Source: Wiseek News
Importance Score:
9
Price at Filing: $47.80
Real-time Price: $38.79 info
Change: -$9.01 (-19%) info
Market Cap: $3.849B info
MIAX
May 08, 2026, 8:23 AM EDT
Filing Type: 10-Q
Importance Score:
9
Price at Filing: $47.80
Real-time Price: $38.79 info
Change: -$9.01 (-19%) info
Market Cap: $3.849B info
MIAX
May 06, 2026, 4:21 PM EDT
Source: Reuters
Importance Score:
8
Price at Filing: $48.40
Real-time Price: $38.79 info
Change: -$9.61 (-20%) info
Market Cap: $3.849B info
MIAX
May 06, 2026, 4:17 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $48.80
Real-time Price: $38.79 info
Change: -$10.01 (-21%) info
Market Cap: $3.849B info
MIAX
Apr 28, 2026, 3:14 PM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
8
Price at Filing: $47.28
Real-time Price: $38.79 info
Change: -$8.49 (-18%) info
Market Cap: $3.849B info
MIAX
Apr 14, 2026, 10:08 AM EDT
Filing Type: SCHEDULE 13D/A
Importance Score:
7
Price at Filing: $43.48
Real-time Price: $38.79 info
Change: -$4.69 (-11%) info
Market Cap: $3.849B info
MIAX
Apr 09, 2026, 4:11 PM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $41.35
Real-time Price: $38.79 info
Change: -$2.56 (-6%) info
Market Cap: $3.849B info
MIAX
Mar 06, 2026, 7:29 AM EST
Filing Type: 10-K
Importance Score:
8
Price at Filing: $42.38
Real-time Price: $38.79 info
Change: -$3.59 (-8%) info
Market Cap: $3.849B info
MIAX
Feb 27, 2026, 7:02 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $42.60
Real-time Price: $38.79 info
Change: -$3.81 (-9%) info
Market Cap: $3.849B info
MIAX
Feb 25, 2026, 4:18 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $40.99
Real-time Price: $38.79 info
Change: -$2.20 (-5%) info
Market Cap: $3.849B info
MIAX
Feb 20, 2026, 4:36 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $40.26
Real-time Price: $38.79 info
Change: -$1.47 (-4%) info
Market Cap: $3.849B info
MIAX
Feb 12, 2026, 4:09 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $41.58
Real-time Price: $38.79 info
Change: -$2.79 (-7%) info
Market Cap: $3.849B info
MIAX
Jan 21, 2026, 4:07 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $44.20
Real-time Price: $38.79 info
Change: -$5.41 (-12%) info
Market Cap: $3.849B info
Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets