Miami International (NYSE:MIAX) CEO Thomas Gallagher Sells 28,228 Shares

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

Miami International Price Performance

Shares of Miami International stock opened at $43.61 on Wednesday. The stock has a market cap of $4.14 billion and a PE ratio of 45.42. The firm has a fifty day moving average price of $44.77 and a 200 day moving average price of $43.06. Miami International Holdings, Inc. has a 1 year low of $28.63 and a 1 year high of $57.14.

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

Analyst Upgrades and Downgrades

Several research analysts recently weighed in on the company. Weiss Ratings upgraded Miami International from a “sell (d+)” rating to a “hold (c)” rating in a research report on Monday, May 11th. Keefe, Bruyette & Woods raised their price objective on shares of Miami International from $40.00 to $48.00 and gave the stock a “market perform” rating in a research note on Friday, May 8th. Wall Street Zen lowered shares of Miami International from a “buy” rating to a “hold” rating in a report on Sunday, May 17th. Zacks Research cut shares of Miami International from a “strong-buy” rating to a “hold” rating in a research note on Tuesday, June 23rd. Finally, Rosenblatt Securities increased their price target on shares of Miami International from $59.00 to $61.00 and gave the stock a “buy” rating in a report on Thursday, May 7th. Four investment analysts have rated the stock with a Buy rating and five have issued a Hold rating to the company. According to data from MarketBeat, the stock has an average rating of “Hold” and an average target price of $51.20.

Institutional Inflows and Outflows

Several large investors have recently made changes to their positions in the business. Vanguard Group Inc. purchased a new stake in Miami International in the 3rd quarter worth $55,660,000. Alyeska Investment Group L.P. purchased a new position in Miami International during the third quarter valued at $50,959,000. Invesco Ltd. grew its position in shares of Miami International by 178.8% in the fourth quarter. Invesco Ltd. now owns 1,278,966 shares of the company’s stock valued at $56,761,000 after purchasing an additional 820,246 shares during the period. JPMorgan Chase & Co. purchased a new stake in shares of Miami International during the third quarter worth about $32,679,000. Finally, North Reef Capital Management LP purchased a new stake in shares of Miami International during the third quarter worth about $29,221,000.

Key Miami International News

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

• Positive Sentiment: Miami International Holdings reported June 2026 trading results showing continued growth across its exchange businesses, including a 26.0% increase in multi-list options average daily volume year-to-date, which can signal stronger activity and revenue potential. Miami International Holdings Reports June 2026 Trading Results
• Neutral Sentiment: Several executives and directors disclosed routine stock sales under pre-arranged Rule 10b5-1 plans, which suggests the transactions were planned in advance rather than a sudden change in outlook, but the cluster of sales may still attract investor attention.
• Neutral Sentiment: CEO Thomas P. Gallagher sold a combined 70,000 shares at prices around $42 per share, while EVP Douglas M. Schafer, Jr., Barbara J. Comly, Shelly Brown, Edward Deitzel, Harish Jayabalan, and directors Kurt M. Eckert and Judson Gray Teekell also sold shares over the past several days.
• Negative Sentiment: The breadth of insider selling could be read by investors as a cautionary signal, potentially limiting upside if traders focus more on insider activity than on the company’s operating update.

About Miami International

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.