 MIAMI, Feb. 24, 2021 GLOBE NEWSWIRE -- Globe Specialty Metals, Inc. GSM, a subsidiary of Ferroglobe PLC NASDAQ: GSM, and Mississippi Silicon LLC MS, together representing the majority of American silicon metal production, welcomed news on February 23rd that the U.S. Department of Commerce Commerce will impose final antidumping and countervailing duties of up 160 on all silicon metal imports from Bosnia and Herzegovina, Iceland, and Kazakhstan. 