SUPPLEMENTAL INDENTURESupplemental Indenture • May 10th, 2023 • Hecla Mining Co/De/ • Mining & quarrying of nonmetallic minerals (no fuels)
SUPPLEMENTAL INDENTURE (this “Joining Supplemental Indenture”), dated as of February 6, 2023 among ALEXCO RESOURCE CORP., a corporation existing under the laws of the Province of British Columbia (the “Guaranteeing Subsidiary”), a subsidiary of Hecla Mining Company (or its permitted successor), a Delaware corporation (the “Company”), the other Guarantors (as defined in the Indenture referred to herein) and The Bank of New York Mellon Trust Company, N.A., as trustee under the Indenture referred to below (the “Trustee”).
