J.P. Morgan, Morgan Stanley and Piper Sandler acted as lead joint bookrunning managers for the offering. Raymond James, Rosenblatt, William Blair, and Keefe, Bruyette & Woods, A Stifel Company, acted as joint bookrunning managers. PRINCETON, N.J. and MIAMI, Dec. 11, 2025 /PRNewswire/ -- Miami International Holdings, Inc. ("MIAX" or the "Company") (NYSE: MIAX), a technology-driven leader in building and operating regulated financial markets across multiple asset classes, today announced the pricing of a seco ...