Insider Selling: Miami International (NYSE:MIAX) CEO Sells $1,193,197.56 in Stock

Miami International Holdings, Inc. (NYSE:MIAX) CEO Thomas Gallagher sold 28,228 shares of the firm’s stock in a transaction dated Tuesday, July 7th. The stock was sold at an average price of $42.27, for a total value of $1,193,197.56. Following the completion of the transaction, the chief executive officer directly owned 1,723,275 shares in the company, valued at $72,842,834.25. This trade represents a 1.61% decrease in their position. The transaction was disclosed in a document filed with the Securities & Exchange Commission, which is accessible through the SEC website. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan.

Miami International Trading Up 2.6%

Shares of NYSE:MIAX opened at $42.94 on Friday. The stock has a 50 day moving average of $44.59 and a 200 day moving average of $43.03. The company has a market cap of $4.08 billion and a PE ratio of 44.73. Miami International Holdings, Inc. has a 12-month low of $28.63 and a 12-month high of $57.14.

Miami International (NYSE:MIAX) last released its earnings results on Wednesday, May 6th. The company reported $0.42 EPS for the quarter, topping analysts’ consensus estimates of $0.36 by $0.06. The firm had revenue of $369.69 million for the quarter, compared to the consensus estimate of $122.74 million. During the same quarter in the previous year, the business posted $0.38 EPS. Miami International’s revenue was up 40.0% on a year-over-year basis. Equities research analysts predict that Miami International Holdings, Inc. will post 1.53 earnings per share for the current fiscal year.

Analyst Upgrades and Downgrades

MIAX has been the subject of several recent analyst reports. Morgan Stanley upped their target price on shares of Miami International from $48.00 to $50.00 and gave the stock an “overweight” rating in a report on Friday, April 10th. Zacks Research lowered Miami International from a “strong-buy” rating to a “hold” rating in a research note on Tuesday, June 23rd. Weiss Ratings upgraded Miami International from a “sell (d+)” rating to a “hold (c)” rating in a research report on Monday, May 11th. Wall Street Zen downgraded Miami International from a “buy” rating to a “hold” rating in a research note on Sunday, May 17th. Finally, JPMorgan Chase & Co. boosted their price target on Miami International from $41.00 to $45.00 and gave the stock a “neutral” rating in a report on Thursday, May 7th. Four research analysts have rated the stock with a Buy rating and five have given a Hold rating to the company. According to data from MarketBeat, Miami International currently has a consensus rating of “Hold” and a consensus price target of $51.20.

Trending Headlines about Miami International

Here are the key news stories impacting Miami International this week:

• Positive Sentiment: Miami International reported record year-to-date average daily volume in its exchange businesses, with June trading results showing continued growth in options activity. That suggests stronger transaction volumes and potentially better revenue momentum for MIAX. Miami International Holdings Reports June 2026 Trading Results
• Positive Sentiment: The company also announced it will report second-quarter 2026 earnings on August 5, giving investors a near-term catalyst to watch for confirmation of operating strength. Miami International Holdings Announces Date of Second Quarter 2026 Earnings Release and Conference Call
• Neutral Sentiment: Analysts remain mixed overall, with a consensus Hold rating and an average price target around $51.20, implying modest upside from recent trading levels. Miami International Holdings, Inc. (NYSE:MIAX) Receives $51.20 Average PT from Analysts
• Neutral Sentiment: Several executives and directors disclosed stock sales, including CEO Thomas P. Gallagher and directors/management members such as Judson Gray Teekell, Barbara Comly, Douglas Schafer, Jr., Harish Jayabalan, Shelly Brown, and Edward Deitzel. Most of these trades were reported under pre-arranged Rule 10b5-1 plans, which limits how negatively investors may interpret them. Edward Deitzel Sells 11,000 Shares of Miami International (NYSE:MIAX) Stock
• Negative Sentiment: The cluster of insider selling may still weigh on sentiment, since investors often view broad executive sales as a possible sign of caution or limited near-term upside for Miami International Holdings (NYSE: MIAX).

Hedge Funds Weigh In On Miami International

A number of hedge funds and other institutional investors have recently added to or reduced their stakes in the company. T. Rowe Price Investment Management Inc. increased its stake in Miami International by 24.5% in the 4th quarter. T. Rowe Price Investment Management Inc. now owns 3,025,712 shares of the company’s stock worth $134,282,000 after acquiring an additional 595,096 shares during the last quarter. Vanguard Group Inc. boosted its position in shares of Miami International by 39.5% during the 4th quarter. Vanguard Group Inc. now owns 1,928,286 shares of the company’s stock valued at $85,577,000 after acquiring an additional 545,770 shares during the last quarter. Horizon Kinetics Asset Management LLC grew its holdings in shares of Miami International by 31.6% in the fourth quarter. Horizon Kinetics Asset Management LLC now owns 1,819,798 shares of the company’s stock valued at $80,763,000 after purchasing an additional 437,395 shares in the last quarter. Alyeska Investment Group L.P. grew its holdings in shares of Miami International by 1.6% in the fourth quarter. Alyeska Investment Group L.P. now owns 1,286,086 shares of the company’s stock valued at $57,076,000 after purchasing an additional 20,350 shares in the last quarter. Finally, Invesco Ltd. increased its position in Miami International by 178.8% in the fourth quarter. Invesco Ltd. now owns 1,278,966 shares of the company’s stock worth $56,761,000 after purchasing an additional 820,246 shares during the last quarter.

Miami International Company Profile

Miami International (NYSE:MIAX) is a U.S. exchange holding company that operates electronic trading venues and provides market infrastructure for listed options and related products. Its primary business activities include operating regulated exchanges, delivering market data feeds, and offering trading technology and connectivity services designed for professional traders, broker-dealers, and market makers. The company focuses on low-latency execution, order matching, and the operational controls required to support high-volume, automated trading strategies in listed derivatives.

Products and services provided by Miami International include fully electronic order matching engines, transmittable market data and feed products, colocation and connectivity solutions, and tools for risk management and regulatory compliance.