Ferroglobe PLC GSM

What this company does

Ferroglobe produces silicon metal, silicon-based alloys and manganese-based alloys through its operating subsidiaries. It also conducts quartz mining activities in Spain, the United States, Canada and South Africa, low-ash metallurgical quality coal mining activities in the United States, holds interests in hydroelectric power plants in France, and operates a carbon electrodes plant in China. It sells its products to customers in more than 40 countries, with its largest customer concentration in North America and Europe. As of December 31, 2025, it maintained approximately 300,000 tons of annual silicomanganese production capacity and approximately 270,000 tons of annual ferromanganese production capacity across its factories in Spain, Norway and France.

Written from the business description in Ferroglobe PLC's annual report to the U.S. Securities and Exchange Commission, filed 26 March 2026. Every sentence was checked against that document before publication.