 MOUNTAIN PASS, Calif.--BUSINESS WIRE--MP Materials Corp. NYSE: MP, the largest rare earth materials producer in the Western Hemisphere, today announced that members of its executive management team are scheduled to participate in the following virtual conferences: A fireside chat at the Cowen 14th Annual Global Transportation Sustainable Mobility Conference on Wednesday, September 8, 2021, at 11:00 a.m. Pacific Time. A fireside chat at the Morgan Stanley Virtual 9th Annual Laguna Conf 