Miami International Holdings EVP sells $819,188 in stock

Shelly Brown, Executive Vice President and Chief Strategy Officer at Miami International Holdings, Inc. (NASDAQ: MIAX), sold 21,217 shares of the company's common stock on September 16, 2026. The total value of the transaction amounted to $819,188, with shares being sold at prices between $37.84 and $39.56. As of the sale, the stock is trading at $36.86, which is 30% lower than its value six months prior.

The investment research platform InvestingPro suggests that the stock is currently undervalued, trading 35% below its 52-week high of $57.14. This particular sale was executed under a pre-established Rule 10b5-1 trading plan, initiated by Brown on December 22, 2025. Post the sale, Brown still owns 316,490 shares of MIAX common stock.

For a more detailed analysis on MIAX's valuation, investors can refer to the full Pro Research Report, which includes 9 InvestingPro Tips, available for this and over 1,400 other US equities. Recently, Miami International Holdings reported strong third-quarter earnings, surpassing analysts' expectations. The company reported an adjusted earnings per share of $0.45, a significant increase from the forecasted $0.28, marking a 60.7% beat.

Revenue for the quarter was $376.18 million, showing a 20% increase year-over-year. The company also noted an expanded adjusted EBITDA margin. These positive earnings results led to a post-market price increase for the company's shares.