Miami International (NYSE:MIAX) Director Sells $128,340.00 in Stock

June 5, 2026 by InsiderTrades.com

Key Points

CEO Thomas Gallagher sold 70,000 shares of Miami International stock on June 2 at an average price of $42.36, totaling about $2.97 million. The sale, made under a pre-arranged Rule 10b5-1 plan, reduced his direct ownership by 3.9%.
The company reported strong quarterly results on May 6, with EPS of $0.42 versus $0.36 expected and revenue of $369.69 million, well above analyst estimates. Revenue also rose 40% year over year.
Analyst sentiment is mixed but generally positive, with a consensus rating of “Moderate Buy” and an average price target of $51.20. Recent reports include upgrades and target increases from firms such as Morgan Stanley, JPMorgan, and Zacks Research.

Miami International Holdings, Inc. (NYSE:MIAX - Get Free Report) Director Judson Gray Teekell sold 3,000 shares of the firm's stock in a transaction on Tuesday, June 2nd. The stock was sold at an average price of $42.78, for a total transaction of $128,340.00. Following the transaction, the director directly owned 71,014 shares in the company, valued at $3,037,978.92. The trade was a 4.05% 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.

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

On Monday, May 4th, Judson Gray Teekell sold 3,000 shares of Miami International stock. The stock was sold at an average price of $47.30, for a total transaction of $141,900.00.
On Thursday, April 2nd, Judson Gray Teekell sold 2,700 shares of Miami International stock. The stock was sold at an average price of $40.00, for a total transaction of $108,000.00.

Miami International Stock Performance

MIAX stock opened at $39.73 on Friday. Miami International Holdings, Inc. has a one year low of $28.63 and a one year high of $57.14. The stock has a market capitalization of $3.77 billion and a PE ratio of 41.38. The company has a fifty day moving average of $45.99 and a 200-day moving average of $43.91.

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

Key Miami International News

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

Positive Sentiment: MIAX reported May 2026 trading results showing continued growth in exchange activity, including stronger options volume trends that could support revenue momentum. Miami International Holdings Reports May 2026 Trading Results
Positive Sentiment: Separate coverage noted MIAX’s push to grow its futures business, suggesting management is trying to diversify and expand the company’s growth runway. MIAX Aims to Grow Futures Business
Neutral Sentiment: CEO Thomas Gallagher, an EVP, and multiple directors sold shares under pre-arranged trading plans; this is not unusual, but the cluster of insider sales may still dampen investor sentiment. SEC filing

Analyst Upgrades and Downgrades

Several analysts have recently commented on the stock. Wall Street Zen cut shares of Miami International from a "buy" rating to a "hold" rating in a research note on Sunday, May 17th. Rosenblatt Securities raised their target price on shares of Miami International from $59.00 to $61.00 and gave the stock a "buy" rating in a research note on Thursday, May 7th. Zacks Research upgraded shares of Miami International from a "hold" rating to a "strong-buy" rating in a research note on Wednesday, April 15th. Weiss Ratings upgraded shares of Miami International from a "sell (d+)" rating to a "hold (c)" rating in a research note on Monday, May 11th. Finally, JPMorgan Chase & Co. raised their price objective on shares of Miami International from $41.00 to $45.00 and gave the company a "neutral" rating in a research note on Thursday, May 7th. One equities research analyst has rated the stock with a Strong Buy rating, four have assigned a Buy rating and four have given a Hold rating to the company. According to data from MarketBeat.com, Miami International presently has an average rating of "Moderate Buy" and an average price target of $51.20.

Read Our Latest Research Report on MIAX

Institutional Trading of Miami International

Several hedge funds and other institutional investors have recently made changes to their positions in MIAX. State of Wyoming acquired a new stake in shares of Miami International in the fourth quarter valued at about $26,000. National Bank of Canada FI acquired a new stake in shares of Miami International in the third quarter valued at about $29,000. Comerica Bank lifted its stake in shares of 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 period. Fifth Third Bancorp acquired a new stake in shares of Miami International in the first quarter valued at about $61,000. Finally, Caitong International Asset Management Co. Ltd acquired a new stake in shares of Miami International in the fourth quarter valued at about $66,000.

Miami International Company Profile

(Get Free Report)

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.