Miami International (NYSE:MIAX) EVP Douglas Schafer, Jr. Sells 48,000 Shares

Miami International Holdings, Inc. (NYSE:MIAX) EVP Douglas Schafer, Jr. sold 48,000 shares of the business’s stock in a transaction that occurred on Wednesday, September 2nd. The stock was sold at an average price of $40.48, for a total value of $1,943,040.00. Following the completion of the transaction, the executive vice president directly owned 387,414 shares in the company, valued at $15,682,518.72. The trade was a 11.02% decrease in their ownership of the stock. The sale was disclosed in a filing with the Securities & Exchange Commission, which is available through this hyperlink. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan.

Miami International Price Performance

Shares of Miami International stock opened at $42.50 on Friday. The firm has a market cap of $4.22 billion and a P/E ratio of 55.20. Miami International Holdings, Inc. has a fifty-two week low of $34.02 and a fifty-two week high of $57.14. The firm has a 50 day simple moving average of $42.81 and a 200 day simple moving average of $43.05.

Miami International (NYSE:MIAX) last announced its quarterly earnings data 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 for 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 period in the previous year, the business posted $0.48 earnings per share. On average, sell-side analysts expect that Miami International Holdings, Inc. will post 1.7 EPS for the current year.

Analyst Upgrades and Downgrades

A number of research analysts recently issued reports on the stock. Morgan Stanley cut shares of Miami International from an “overweight” rating to an “equal weight” rating and decreased their price objective for the company from $53.00 to $50.00 in a report on Tuesday. Zacks Research cut Miami International from a “strong-buy” rating to a “hold” rating in a research note on Tuesday, June 23rd. Weiss Ratings restated a “hold (c)” rating on shares of Miami International in a report on Friday, August 7th. Keefe, Bruyette & Woods boosted their target price on shares of Miami International from $46.00 to $48.00 and gave the stock a “market perform” rating in a report on Friday, August 7th. Finally, Rosenblatt Securities increased their price target on shares of Miami International from $61.00 to $62.00 and gave the company a “buy” rating in a research note on Thursday, August 6th. Three investment analysts have rated the stock with a Buy rating and six have assigned a Hold rating to the stock. According to data from MarketBeat.com, Miami International presently has a consensus rating of “Hold” and an average target price of $51.40.

Institutional Trading of Miami International

Hedge funds have recently made changes to their positions in the business. Allianz Asset Management GmbH bought a new position in shares of Miami International during the 2nd quarter worth approximately $13,350,000. HighTower Advisors LLC raised its stake in Miami International by 290.6% in the 2nd quarter. HighTower Advisors LLC now owns 112,298 shares of the company’s stock valued at $4,173,000 after acquiring an additional 83,547 shares during the period. California State Teachers Retirement System lifted its holdings in Miami International by 5,075.0% during the 2nd quarter. California State Teachers Retirement System now owns 824,023 shares of the company’s stock valued at $30,621,000 after purchasing an additional 808,100 shares during the last quarter. J Digital 6 LLC acquired a new stake in Miami International during the 2nd quarter valued at $67,157,000. Finally, Grandeur Peak Global Advisors LLC boosted its position in Miami International by 20.6% during the second quarter. Grandeur Peak Global Advisors LLC now owns 19,018 shares of the company’s stock worth $707,000 after purchasing an additional 3,247 shares during the period.

Key Stories Impacting Miami International

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

Miami International Company Profile

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.