Miami International Holdings, Inc. (MIAX)
NYSE: MIAX · Real-Time Price · USD
42.59
+1.27 (3.07%)
Aug 21, 2026, 4:00 PM EDT - Market closed
MIAX Market Cap
MIAX has a market cap or net worth of $4.23 billion as of August 21, 2026. Its market cap has increased by 49.60% in one year.
Market Cap
4.23B
Enterprise Value
3.55B
1-Year Change
49.60%
Ranking
Category
Stock Price
$42.59
ChartMarket Cap Chart
Since the IPO on August 14, 2025, MIAX's market cap has increased from $1.83B to $4.23B, an increase of 131.32%. That is a compound annual growth rate of 127.70%.
| Date | Market Cap | % Change |
|---|---|---|
| Aug 21, 2026 | 4.23B | 11.47% |
| Dec 31, 2025 | 3.79B | 107.51% |
| Aug 14, 2025 | 1.83B | - |
Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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