Barbara Comly Sells 44,445 Shares of Miami International (NYSE:MIAX) Stock

Miami International Holdings, Inc. (NYSE:MIAXGet Free Report) EVP Barbara Comly sold 44,445 shares of Miami International stock in a transaction on Tuesday, August 4th. The shares were sold at an average price of $45.69, for a total transaction of $2,030,692.05. Following the completion of the sale, the executive vice president owned 882,984 shares in the company, valued at approximately $40,343,538.96. This represents a 4.79% decrease in their ownership of the stock. The sale was disclosed in a legal filing with the SEC, which is available through the SEC website. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan.

Miami International Stock Down 2.8%

Shares of Miami International stock opened at $44.16 on Friday. Miami International Holdings, Inc. has a twelve month low of $28.63 and a twelve month high of $57.14. The business has a 50-day moving average price of $41.55 and a 200-day moving average price of $42.94. The firm has a market cap of $4.19 billion and a price-to-earnings ratio of 57.36.

Miami International (NYSE:MIAXGet Free Report) last posted its earnings results on Wednesday, August 5th. The company reported $0.48 EPS for the quarter, topping analysts’ consensus estimates of $0.41 by $0.07. Miami International had a return on equity of 17.98% and a net margin of 9.70%.The company had revenue of $387.63 million for the quarter. During the same quarter in the prior year, the firm posted $0.48 earnings per share. Miami International’s quarterly revenue was up 34.8% on a year-over-year basis. On average, equities analysts expect that Miami International Holdings, Inc. will post 1.67 EPS for the current fiscal year.

Institutional Trading of Miami International

Several hedge funds and other institutional investors have recently bought and sold shares of MIAX. BNP Paribas Financial Markets purchased a new position in Miami International during the fourth quarter worth $8,477,000. Vanguard Group Inc. raised its stake in shares of Miami International by 39.5% in the fourth 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 period. Arrowstreet Capital Limited Partnership bought a new stake in shares of Miami International in the 1st quarter worth about $5,834,000. Tudor Investment Corp ET AL bought a new stake in shares of Miami International in the 3rd quarter worth about $1,833,000. Finally, Seven Grand Managers LLC boosted its stake in shares of Miami International by 33.3% during the 4th quarter. Seven Grand Managers LLC now owns 400,000 shares of the company’s stock worth $17,752,000 after purchasing an additional 100,000 shares during the period.

Trending Headlines about Miami International

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

  • Positive Sentiment: MIAX reported record second-quarter net revenue of $141.1 million, up 35% year over year. Adjusted diluted EPS of $0.48 exceeded the $0.41 consensus estimate, while adjusted EBITDA rose 57% to $77 million and the margin expanded to 54%. Miami International Holdings Reports Second Quarter 2026 Results
  • Positive Sentiment: Rosenblatt Securities raised its price target from $61 to $62 and maintained a “buy” rating, citing continued growth. Keefe, Bruyette & Woods also increased its target from $46 to $48, although it kept a more cautious “market perform” rating. Analyst price-target updates
  • Positive Sentiment: July trading trends remained supportive, with multi-list options average daily volume up 26.3% year to date, potentially supporting further transaction-based revenue growth. July 2026 Trading Results
  • Neutral Sentiment: Analyst views remain mixed. Four analysts rate MIAX a buy and five rate it hold, with a consensus price target near $52. However, the stock’s price-to-earnings ratio is near 59, leaving less room for disappointment if growth slows.
  • Negative Sentiment: Executives and directors disclosed sales totaling roughly 127,500 shares worth about $5.8 million. The transactions were executed under pre-arranged Rule 10b5-1 plans, and the insiders continue to hold significant positions, which moderates—but does not eliminate—the negative signal. MIAX Insider Selling

Analyst Ratings Changes

Several equities research analysts recently weighed in on the stock. Rosenblatt Securities boosted their price target on shares of Miami International from $61.00 to $62.00 and gave the stock a “buy” rating in a research report on Thursday. Keefe, Bruyette & Woods increased their price objective on shares of Miami International from $46.00 to $48.00 and gave the company a “market perform” rating in a research report on Friday. Morgan Stanley lifted their price objective on shares of Miami International from $50.00 to $53.00 and gave the stock an “overweight” rating in a research note on Friday, July 10th. Wall Street Zen downgraded shares of Miami International from a “buy” rating to a “hold” rating in a report on Sunday, May 17th. Finally, JPMorgan Chase & Co. upped their target price on shares of Miami International from $41.00 to $45.00 and gave the company a “neutral” rating in a research report on Thursday, May 7th. Four research analysts have rated the stock with a Buy rating and five have issued a Hold rating to the stock. According to data from MarketBeat.com, the stock presently has an average rating of “Hold” and a consensus price target of $52.00.

Read Our Latest Research Report on Miami International

About Miami International

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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.

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Insider Buying and Selling by Quarter for Miami International (NYSE:MIAX)

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