Source: Streetwise Reports (5/6/21) Shares of Hecla Mining Co. traded 16% higher after the company reported Q1/21 financial results that included a 54% YoY increase in revenue along with record cash margin and adjusted EBITDA. America's largest silver producer, Hecla Mining Co. (HL:NYSE), today announced financial and operating results for the first quarter of 2021 ended March 31, 2021. The company reported that in Q1/21 in achieved sales of $210.9 million, which it advised is the second highest amount in its 130-year operating history. These revenues represented a 54% increase over the $136.9 million of sales registered during Q1/20. Hecla Mining stated that silver production in Q1/21 increased by 7% to 3.459 million ounces (Moz), versus 3.245 Moz in Q1/20.