Miami International (MIAX) Stock Chart & Stock Price History $43.28 +0.78 (+1.84%) Closing price 10/24/2025 03:59 PM EasternExtended Trading$43.20 -0.08 (-0.19%) As of 10/24/2025 04:30 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Miami International Stock Price Performance The Miami International (MIAX) stock chart highlights key performance trends across multiple timeframes. In the past month, the stock has increased 3.49%, reflecting recent market activity. As of the latest close, Miami International traded at $43.28 with a market cap of $3.44 billion and volume of 275,247 shares. 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Read our full terms of service and privacy policy. 5 Day Performance+0.78%1 Month Performance+3.49% MIAX Stock Chart for Saturday, October, 25, 2025 MIAX Chart by TradingView Miami International Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization10/24/2025$42.92$43.28+0.85%$43.74$42.67275,247 shs$3.44 billion10/23/2025$41.58$42.92+3.21%$43.24$41.23307,207 shs$3.41 billion10/22/2025$41.33$41.58+0.60%$42.14$39.76401,935 shs$3.30 billion10/21/2025$42.95$41.33-3.76%$43.38$40.44304,863 shs$3.28 billion10/20/2025$42.04$42.95+2.16%$43.41$41.51147,371 shs$3.41 billion10/17/2025$42.23$42.04-0.46%$42.81$41.31258,628 shs$3.34 billion10/16/2025$43.24$42.23-2.34%$43.38$42.07398,098 shs$3.35 billion10/15/2025$43.39$43.24-0.35%$43.74$41.84353,720 shs$3.43 billion10/14/2025$43.03$43.39+0.84%$44.61$42.73313,275 shs$3.45 billion10/13/2025$43.35$43.03-0.74%$44.16$42.25461,138 shs$3.42 billion Get the Latest News and Ratings for MIAX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Miami International and its competitors with MarketBeat's FREE daily newsletter. 10/10/2025$42.78$43.35+1.33%$44.52$42.71418,546 shs$3.44 billion10/09/2025$44.58$42.78-4.04%$45.31$42.64468,869 shs$3.40 billion10/08/2025$44.30$44.58+0.63%$45.63$43.58464,767 shs$3.54 billion10/07/2025$43.73$44.30+1.31%$44.51$43.26483,783 shs$3.52 billion10/06/2025$42.18$43.73+3.66%$43.83$42.32488,523 shs$3.47 billion10/03/2025$41.01$42.18+2.86%$42.72$40.981.20 million shs$3.35 billion10/02/2025$39.01$41.01+5.14%$41.48$38.961.32 million shs$3.26 billion10/01/2025$40.37$39.01-3.37%$40.35$38.861.56 million shs$3.10 billion09/30/2025$40.73$40.37-0.87%$41.30$39.761.24 million shs$3.21 billion09/29/2025$41.35$40.73-1.51%$41.69$39.851.09 million shs$3.23 billion09/26/2025$41.82$41.35-1.12%$42.89$41.16912,156 shs$3.28 billion09/25/2025$41.65$41.82+0.41%$42.16$40.82650,598 shs$3.32 billion09/24/2025$39.58$41.65+5.23%$42.07$39.54873,472 shs$3.31 billion Related Companies Houlihan Lokey Stock Chart Regency Centers Stock Chart Healthpeak Properties Stock Chart Gaming and Leisure Properties Stock Chart American Homes 4 Rent Stock Chart Host Hotels & Resorts Stock Chart Rexford Industrial Realty Stock Chart Jefferies Financial Group Stock Chart Freedom Stock Chart Lineage Stock Chart Receive MIAX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Miami International and its competitors with MarketBeat's FREE daily newsletter. 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