Miami International (NYSE:MIAX) Upgraded at Zacks Research

Zacks Research upgraded shares of Miami International (NYSE:MIAX) from a hold rating to a strong-buy rating in a report issued on Wednesday,Zacks.com reports.

MIAX has been the subject of a number of other research reports. Rosenblatt Securities reissued a “buy” rating and set a $59.00 price target on shares of Miami International in a research report on Tuesday, April 7th. Weiss Ratings reaffirmed a “sell (d+)” rating on shares of Miami International in a research note on Friday, March 27th. Keefe, Bruyette & Woods started coverage on Miami International in a report on Wednesday, April 8th. They set a “market perform” rating and a $40.00 target price for the company. Morgan Stanley increased their target price on shares of Miami International from $48.00 to $50.00 and gave the stock an “overweight” rating in a research report on Friday, April 10th. Finally, Wall Street Zen lowered shares of Miami International from a “buy” rating to a “hold” rating in a report on Saturday, March 28th. One analyst has rated the stock with a Strong Buy rating, four have given a Buy rating, three have issued a Hold rating and one has issued a Sell rating to the company. Based on data from MarketBeat.com, Miami International presently has an average rating of “Moderate Buy” and an average target price of $47.60.

Miami International Stock Up 0.8%

Shares of MIAX opened at $45.21 on Wednesday. The firm has a market cap of $4.14 billion and a PE ratio of 83.71. The company’s fifty day moving average is $40.75 and its two-hundred day moving average is $42.90. Miami International has a fifty-two week low of $28.63 and a fifty-two week high of $51.38.

Miami International (NYSE:MIAX) last released its quarterly earnings data on Wednesday, February 25th. The company reported $0.52 EPS for the quarter, topping analysts’ consensus estimates of $0.41 by $0.11. The firm had revenue of $369.43 million for the quarter, compared to analyst estimates of $121.13 million. The business’s revenue for the quarter was up 14.0% on a year-over-year basis.

Insider Activity at Miami International

In related news, EVP Barbara J. Comly sold 29,667 shares of the firm’s stock in a transaction dated Wednesday, April 15th. The stock was sold at an average price of $43.64, for a total transaction of $1,294,667.88. Following the sale, the executive vice president directly owned 843,844 shares in the company, valued at approximately $36,825,352.16. This trade represents a 3.40% decrease in their position. The sale was disclosed in a filing with the SEC, which can be accessed through this link. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan. Also, EVP Douglas M. Schafer, Jr. sold 48,000 shares of the business’s stock in a transaction that occurred on Tuesday, March 17th. The stock was sold at an average price of $39.74, for a total value of $1,907,520.00. Following the transaction, the executive vice president directly owned 396,681 shares in the company, valued at $15,764,102.94. This trade represents a 10.79% decrease in their ownership of the stock. The disclosure for this sale is available in the SEC filing. Insiders have sold a total of 521,321 shares of company stock valued at $21,837,057 over the last 90 days.

Institutional Trading of Miami International

Several large investors have recently bought and sold shares of MIAX. T. Rowe Price Investment Management Inc. lifted its position in shares of Miami International by 24.5% during the fourth quarter. T. Rowe Price Investment Management Inc. now owns 3,025,712 shares of the company’s stock worth $134,282,000 after purchasing an additional 595,096 shares in the last quarter. Vanguard Group Inc. grew its holdings in Miami International by 39.5% during the 4th quarter. Vanguard Group Inc. now owns 1,928,286 shares of the company’s stock valued at $85,577,000 after purchasing an additional 545,770 shares in the last quarter. Horizon Kinetics Asset Management LLC increased its stake in Miami International by 31.6% during the 4th quarter. Horizon Kinetics Asset Management LLC now owns 1,819,798 shares of the company’s stock worth $80,763,000 after buying an additional 437,395 shares during the period. Alyeska Investment Group L.P. increased its stake in Miami International by 1.6% during the 4th quarter. Alyeska Investment Group L.P. now owns 1,286,086 shares of the company’s stock worth $57,076,000 after buying an additional 20,350 shares during the period. Finally, Invesco Ltd. lifted its holdings in Miami International by 178.8% in the 4th quarter. Invesco Ltd. now owns 1,278,966 shares of the company’s stock worth $56,761,000 after buying an additional 820,246 shares in the last quarter.

Trending Headlines about Miami International

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

• Positive Sentiment: Zacks upgraded MIAX from “Hold” to “Strong Buy,” which likely boosted demand and headline interest among retail and momentum investors. Zacks Upgrade
• Positive Sentiment: MIAX was named to Zacks’ Rank #1 (Strong Buy) momentum stocks list (April 16), reinforcing short‑term buy interest from momentum traders. Momentum Stocks List
• Positive Sentiment: Recent fundamentals remain supportive: MIAX reported a quarterly EPS and revenue beat in late February with double‑digit revenue growth year‑over‑year, which underpins the upgrade and momentum positioning. No link
• Neutral Sentiment: MIAX set its Q1 2026 earnings release and conference call for after market close on May 6 — a catalyst date that could move the stock depending on results. Earnings Release Date
• Neutral Sentiment: Zacks published a comparative piece on MIAX vs. business‑services peers — useful context for relative performance but not an immediate stock mover by itself. Peer Comparison
• Negative Sentiment: CEO Thomas P. Gallagher sold 174,125 shares at an average $43.36 (filed with the SEC); sizable insider sales can introduce short‑term selling pressure even though this was part of a pre‑arranged Rule 10b5‑1 plan. CEO Form 4
• Negative Sentiment: CEO Thomas P. Gallagher also sold 49,900 shares at an average $43.68 under the same 10b5‑1 plan (additional disclosure). CEO Form 4
• Negative Sentiment: EVP Barbara J. Comly sold 29,667 shares at an average $43.64 (filed with the SEC); while routine and pre‑arranged, multiple insider reductions may be viewed unfavorably by some investors. EVP Form 4

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.