Miami International (NYSE:MIAX) Director Sells $230,561.10 in Stock

Miami International Holdings, Inc. (NYSE:MIAX) Director Judson Teekell sold 5,545 shares of the stock in a transaction that occurred on Wednesday, September 2nd. The stock was sold at an average price of $41.58, for a total transaction of $230,561.10. Following the completion of the sale, the director directly owned 81,000 shares of the company’s stock, valued at $3,367,980. This trade represents a 6.41% decrease in their ownership of the stock. The transaction was disclosed in a filing with the Securities & Exchange Commission, which can be accessed through this hyperlink. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan.

Judson Gray Teekell also recently made the following trade(s):

• On Wednesday, September 2nd, Judson Teekell sold 3,000 shares of Miami International stock. The shares were sold at an average price of $40.89, for a total transaction of $122,670.00.
• On Tuesday, August 4th, Judson Teekell sold 3,000 shares of Miami International stock. The shares were sold at an average price of $45.79, for a total transaction of $137,370.00.
• On Thursday, July 2nd, Judson Teekell sold 3,000 shares of Miami International stock. The shares were sold at an average price of $40.00, for a total transaction of $120,000.00.

Miami International Trading Up 0.3%

NYSE MIAX opened at $42.50 on Monday. Miami International Holdings, Inc. has a 1-year low of $34.02 and a 1-year high of $57.14. The firm’s fifty day simple moving average is $42.81 and its 200-day simple moving average is $43.05. The company has a market capitalization of $4.22 billion and a PE ratio of 55.20.

Miami International (NYSE:MIAX) last posted its earnings results on Wednesday, August 5th. The company reported $0.48 earnings per share (EPS) for the quarter, beating analysts’ consensus estimates of $0.41 by $0.07. The firm had revenue of $387.63 million during the quarter. Miami International had a net margin of 9.70% and a return on equity of 16.95%. Miami International’s revenue was up 34.8% compared to the same quarter last year. During the same quarter last year, the firm earned $0.48 earnings per share. As a group, analysts predict that Miami International Holdings, Inc. will post 1.7 EPS for the current year.

Institutional Inflows and Outflows

Several institutional investors and hedge funds have recently modified their holdings of the business. State of Wyoming bought a new stake in Miami International during the 4th quarter worth approximately $26,000. National Bank of Canada FI bought a new position in Miami International in the 3rd quarter valued at $29,000. Comerica Bank boosted its stake in Miami International by 295.6% in the fourth quarter. Comerica Bank now owns 1,254 shares of the company’s stock worth $56,000 after purchasing an additional 937 shares in the last quarter. Fifth Third Bancorp bought a new stake in shares of Miami International during the first quarter worth $61,000. Finally, Caitong International Asset Management Co. Ltd bought a new stake in shares of Miami International during the fourth quarter worth $66,000.

Analyst Upgrades and Downgrades

MIAX has been the subject of several recent research reports. Zacks Research cut Miami International from a “strong-buy” rating to a “hold” rating in a report on Tuesday, June 23rd. Weiss Ratings restated a “hold (c)” rating on shares of Miami International in a research note on Friday, August 7th. Wall Street Zen cut Miami International from a “buy” rating to a “hold” rating in a research report on Sunday, August 23rd. Rosenblatt Securities lifted their price target on shares of Miami International from $61.00 to $62.00 and gave the stock a “buy” rating in a research note on Thursday, August 6th. Finally, Keefe, Bruyette & Woods boosted their price target on shares of Miami International from $46.00 to $48.00 and gave the company a “market perform” rating in a report on Friday, August 7th. Three research analysts have rated the stock with a Buy rating and six have given a Hold rating to the stock. According to MarketBeat.com, the company has a consensus rating of “Hold” and an average target price of $51.40.

Key Miami International News

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

• Positive Sentiment: Miami International Holdings reported that the MIAX Exchange Group’s multi-list options average daily volume increased 25.5% year to date through August 2026, signaling continued momentum in the company’s core trading business. Miami International Holdings Reports August 2026 Trading Results
• Negative Sentiment: Morgan Stanley downgraded MIAX, pressuring the stock by raising concerns about its valuation, outlook, or potential upside. The downgrade was reported alongside a broader decline in the shares. Morgan Stanley downgrades Miami International Holdings
• Negative Sentiment: Company insiders reported selling approximately 169,000 shares worth about $6.6 million in aggregate. The sellers included CEO Thomas Gallagher, EVPs Douglas Schafer Jr., Edward Deitzel, and Barbara Comly, and Director Judson Teekell. Although all transactions were conducted under pre-arranged Rule 10b5-1 trading plans—and executives retained sizable positions—the concentration of sales may weigh on investor sentiment. SEC insider transaction filing

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.