Miami International Holdings, Inc. is an exchange holding company for three US equity options exchanges: MIAX Options, launched on December 7, 2012,[1] MIAX Pearl, launched on February 6, 2017 and MIAX Emerald, launched on March 1, 2019. With the launch of MIAX Emerald, the MIAX Exchange Group now has access to approximately 80% of the overall U.S. options market volume.