APRIL IS EARTH MONTH At Hecla, we are committed to responsible mining, including environmental responsibility and protecting our workers' safety and health. ALL INJURY FREQUENCY RATE (AIFR) 6.06 5.35 5.41 80% 4.57 reduction 3.42 2.76 2.00 1.61 1.22 2012 2013 2014 2015 2016 2017 2018 2019 2020 36% reduction in greenhouse gas emissions since 2019 80% improvement in safety performance since 2012 130 YEARS Hecla MINING COMPANY hecla-mining.com Largest U.S. Silver Producer APRIL IS EARTH MONTH At Hecla, we are committed to responsible mining, including environmental responsibility and protecting our workers' safety and health. ALL INJURY FREQUENCY RATE (AIFR) 6.06 5.35 5.41 80% 4.57 reduction 3.42 2.76 2.00 1.61 1.22 2012 2013 2014 2015 2016 2017 2018 2019 2020 36% reduction in greenhouse gas emissions since 2019 80% improvement in safety performance since 2012 130 YEARS Hecla MINING COMPANY hecla-mining.com Largest U.S. Silver Producer