GSM vs STAA Comparison

Ferroglobe PLC provides silicon-based alloys and specialty metals. It produces silicon metal and silicon and manganese-based alloy, serving customers in the specialty chemical, aluminum, solar, steel, and ductile iron foundry industries. The company's operating segments include Canada - Silicon Metals, Canada - Silicon Alloys, U.S. - Silicon Metals, U.S. - Silicon Alloys, Europe - Manganese Alloys, Europe - Silicon Metals, Europe - Silicon Alloys, South Africa - Silicon Metals, South Africa - Silicon Alloys, and Other segments. The primary raw materials the company uses to produce its electrometallurgy products include its coal and quartz mining operations and its silicon metal and ferroalloy production. The firm generates key revenue from Silicon metal and Manganese-based alloys.

Staar Surgical Co is a manufacturer of lenses. It designs, develops, manufactures, and sells implantable lenses for the eye and delivery systems used to deliver the lenses into the eye. The company also makes lenses that are used in surgery to treat cataracts. The company offers two types of products: Implantable Collamer lenses (ICL) and intraocular lens (IOL). The ICLs are used in refractive surgery and IOLs are used in cataract surgery. The majority of its sales are generated from the ophthalmic surgical product segment.