INDENTURE Dated as of March 8, 2021 Among HUDBAY MINERALS INC. THE GUARANTORS NAMED ON THE SIGNATURE PAGES HERETO and U.S. BANK NATIONAL ASSOCIATION, as Trustee 4.50% SENIOR NOTES DUE 2026Indenture • March 9th, 2021 • Hudbay Minerals Inc. • Metal mining • New York
