Eric Sites Purchases Shares in Miami International Holdings

Eric Sites recently increased his stake in Miami International Holdings, Inc. (NYSE:MIAX) by purchasing 4,970 shares on June 16, 2026. The stock was trading around $40.24 at the time of the transaction.

Other Institutional Activity in Miami International Holdings

T. Rowe Price Investment Management, Inc. grew its holdings by 1,119,906 shares, ending with 4,145,618 shares worth about $161.3 million. Horizon Kinetics Asset Management LLC increased its position by 1,631,751 shares, reaching a total of 3,451,549 shares valued at approximately $134.3 million. Susquehanna International Group, LLP made a smaller addition of 11,394 shares, bringing its total to 3,296,346 shares worth $128.3 million. BlackRock, Inc. added 479,173 shares, resulting in 2,232,680 shares valued at $86.9 million. Meanwhile, Citadel Advisors LLC substantially increased its holdings by 988,200 shares, totaling 1,607,780 shares valued at $62.6 million.

Miami International Holdings, Inc. Stock Snapshot

Shares of NYSE:MIAX traded near $40.24. Miami International Holdings, Inc. has a market cap of approximately $3.82 billion and a P/E ratio of 31.19. The stock's 52-week range spans from $28.63 to $57.14, with a 50-day moving average of $46.37 and a 200-day moving average of $43.24. The company maintains a current ratio of 2.77 and a quick ratio of 2.43, with a debt-to-equity ratio of 2.13.

Recent Earnings

Miami International Holdings, Inc. reported revenues of $1.41 billion, reflecting a growth rate of 13%. The company achieved a net margin of 8.65% and a return on equity of 16.83%. The next earnings report is expected on August 5, 2026.

Insider Buying and Selling at Miami International Holdings, Inc.

Eric Sites purchased 4,970 shares on June 16, 2026, following an earlier acquisition of 714 shares on June 15. On the selling side, Edward Deitzel, EVP, CRO, and CCO of MIAX Exchanges, sold 5,939 shares at an average price of $40.79 on June 11. Cynthia Schwarzkopf sold 19,500 shares on the same day. Douglas Schafer Jr., EVP and CIO, sold 32,565 shares, while Shelly Brown, EVP and Chief Strategy Officer, sold 3,619 shares, all at the same price.

Analysts Set New Price Targets

On May 8, 2026, Keefe, Bruyette & Woods maintained a hold rating with a $48 price target. On May 7, JP Morgan also maintained a hold rating with a $45 target, while Rosenblatt maintained a buy rating with a $61 target. Morgan Stanley, on April 10, upheld its buy rating with a $50 price target. The consensus recommendation is a buy, with an average target price of $51.20 based on 5 analyst opinions.

About Miami International Holdings, Inc.

Miami International Holdings, Inc., headquartered in Princeton, New Jersey, operates various financial markets, including options, futures, and cash equities through its subsidiaries. The company, led by CEO Thomas P. Gallagher, offers services across MIAX Options, MIAX Pearl, and MIAX Emerald, among others. It also provides clearing services and owns Dorman Trading, a futures commission merchant.

Bottom Line

Eric Sites' recent purchase of shares in Miami International Holdings, Inc. is a notable move in the financial services sector. The company's diverse operations across multiple markets make it a key player to watch. As always, remember that insider transactions are disclosed after the fact and may not reflect current holdings.