Hecla Mining pany(HL) - 2024 Q1 - Quarterly Results

Exhibit 99.1 NEWS RELEASE HECLA ANNOUNCES FIRST QUARTER PRODUCTION 43% increase in silver production over Q4 2023 FOR IMMEDIATE RELEASE April 8, 2024 COEUR D’ALENE, IDAHO — Hecla Mining Company (NYSE:HL) today announced its preliminary production results for the first quarter of 2024. HIGHLIGHTS 1st Quarter 2024 compared to 4th Quarter 2023 (“prior quarter”) • Silver production of 4.2 million ounces, a 43% increase. • Gold production of 36,592 ounces, in line with prior quarter. • Greens Creek silver produc ...