Core Viewpoint - Miami International Holdings, Inc. announced a secondary public offering of 6,750,000 shares of its common stock priced at $41.00 per share, with the offering expected to close on December 15, 2025, subject to customary closing conditions [1]. Group 1: Offering Details - The offering consists entirely of secondary shares, including shares to be issued upon the exercise of warrants sold by certain selling stockholders [1]. - The underwriters have a 30-day option to purchase up to an additional 1,012,500 shares from the selling stockholders [2]. - The company will not sell any shares in the offering and will not receive any proceeds from it [2]. Group 2: Management and Registration - J.P. Morgan, Morgan Stanley, and Piper Sandler acted as lead joint bookrunning managers for the offering, with additional support from Raymond James, Rosenblatt, William Blair, and Keefe, Bruyette & Woods [2]. - A registration statement for these securities was filed with the SEC and declared effective on December 11, 2025, with the offering made only by means of a prospectus [3]. Group 3: Company Overview - Miami International Holdings, Inc. is a technology-driven leader in building and operating regulated financial markets across multiple asset classes and geographies [4]. - The company operates nine exchanges, including MIAX Options, MIAX Pearl, MIAX Emerald, MIAX Sapphire, MIAX Pearl Equities, MIAX Futures, MIAXdx, The Bermuda Stock Exchange, and The International Stock Exchange [4].

Core Viewpoint - Miami International Holdings, Inc. ("MIAX") has announced a proposed secondary public offering of 6,750,000 shares of its common stock, which will be sold by certain selling stockholders, with no proceeds going to the company itself [1][2]. Group 1: Offering Details - The offering consists entirely of secondary shares, with the underwriters having a 30-day option to purchase an additional 1,012,500 shares from the selling stockholders [2]. - The company will not sell any shares in the offering and will not receive any proceeds from it [2]. Group 2: Underwriters - J.P. Morgan, Morgan Stanley, and Piper Sandler are acting as lead joint bookrunning managers for the proposed offering, while Raymond James, Rosenblatt, William Blair, and Keefe, Bruyette & Woods are acting as joint bookrunning managers [3]. Group 3: Regulatory Information - A registration statement on Form S-1 has been filed with the SEC but has not yet become effective, meaning shares cannot be sold or offers accepted until it is effective [5]. - The offering will be made only by means of a prospectus, which can be obtained for free from the SEC's website or directly from the underwriters [4]. Group 4: Company Overview - Miami International Holdings, Inc. is a technology-driven leader in building and operating regulated financial markets across multiple asset classes, operating nine exchanges including options, futures, equities, and international markets [6].