Miami International (NYSE:MIAX) CEO Thomas Gallagher Sells 41,772 Shares

Miami International Holdings, Inc. (NYSE:MIAX) CEO Thomas Gallagher sold 41,772 shares of the company’s stock in a transaction dated Monday, July 6th. The stock was sold at an average price of $42.09, for a total transaction of $1,758,183.48. Following the completion of the transaction, the chief executive officer owned 1,723,275 shares in the company, valued at approximately $72,532,644.75. The trade was a 2.37% decrease in their ownership of the stock. The transaction was disclosed in a legal filing with the SEC, which is accessible through the SEC website. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan.

Miami International Price Performance

MIAX stock opened at $43.61 on Wednesday. Miami International Holdings, Inc. has a 12 month low of $28.63 and a 12 month high of $57.14. The firm’s 50-day moving average is $44.77 and its 200 day moving average is $43.06. The company has a market capitalization of $4.14 billion and a PE ratio of 45.42.

Miami International (NYSE:MIAX) last released its quarterly earnings data on Wednesday, May 6th. The company reported $0.42 earnings per share (EPS) for the quarter, beating the consensus estimate of $0.36 by $0.06. The company had revenue of $369.69 million during the quarter, compared to analysts’ expectations of $122.74 million. Miami International’s quarterly revenue was up 40.0% on a year-over-year basis. During the same period last year, the firm earned $0.38 earnings per share. Sell-side analysts forecast that Miami International Holdings, Inc. will post 1.53 EPS for the current fiscal year.

Analyst Ratings Changes

Several research analysts recently issued reports on MIAX shares. Zacks Research cut Miami International from a “strong-buy” rating to a “hold” rating in a research note on Tuesday, June 23rd. JPMorgan Chase & Co. upped their target price on Miami International from $41.00 to $45.00 and gave the stock a “neutral” rating in a report on Thursday, May 7th. Morgan Stanley increased their price target on Miami International from $48.00 to $50.00 and gave the stock an “overweight” rating in a research report on Friday, April 10th. Wall Street Zen lowered Miami International from a “buy” rating to a “hold” rating in a research note on Sunday, May 17th. Finally, Keefe, Bruyette & Woods lifted their price objective on Miami International from $40.00 to $48.00 and gave the company a “market perform” rating in a report on Friday, May 8th. Four investment analysts have rated the stock with a Buy rating and five have issued a Hold rating to the stock. Based on data from MarketBeat, the stock has an average rating of “Hold” and an average price target of $51.20.

Miami International News Roundup

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.

Institutional Trading of Miami International

Several hedge funds and other institutional investors have recently bought and sold shares of the stock. State of Wyoming purchased a new position in shares of Miami International in the 4th quarter valued at $26,000. National Bank of Canada FI bought a new stake in Miami International during the third quarter valued at about $29,000. Comerica Bank grew its stake in Miami International by 295.6% in the fourth quarter. Comerica Bank now owns 1,254 shares of the company’s stock valued at $56,000 after purchasing an additional 937 shares during the last quarter. Fifth Third Bancorp purchased a new position in Miami International in the first quarter valued at about $61,000. Finally, Caitong International Asset Management Co. Ltd bought a new position in Miami International in the fourth quarter worth about $66,000.

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.