Senior Notes Due Sample Contracts

FOURTH SUPPLEMENTAL INDENTURE

Senior Notes Due • February 20th, 2020 • Cleveland-Cliffs Inc. • Metal mining • New York

• Contract Type
  Senior Notes Due
• Filed
  February 20th, 2020
• Company
  Cleveland-Cliffs Inc.
• Industry
  Metal mining
• Jurisdiction
  New York

This Supplemental Indenture, dated as of August 27, 2018 (this “Supplemental Indenture” or “Guarantee”), among IronUnits LLC (the “Additional Guarantor”), Cleveland-Cliffs Inc. (f/k/a Cliffs Natural Resources Inc.) (together with its successors and assigns, the “Company”), and U.S. Bank National Association, as Trustee (the “Trustee”) under the Indenture referred to below.

THIRD SUPPLEMENTAL INDENTURE

Senior Notes Due • February 14th, 2018 • Cleveland-Cliffs Inc. • Metal mining • New York

• Contract Type
  Senior Notes Due
• Filed
  February 14th, 2018
• Company
  Cleveland-Cliffs Inc.
• Industry
  Metal mining
• Jurisdiction
  New York

This Supplemental Indenture, dated as of October 27, 2017 (this “Supplemental Indenture” or “Guarantee”), among Cliffs TIOP II, LLC, Marquette Range Coal Service Company and Tilden Mining Company L.C. (the “Additional Guarantors”), Cleveland-Cliffs Inc. (f/k/a Cliffs Natural Resources Inc.) (together with its successors and assigns, the “Company”), and U.S. Bank National Association, as Trustee (the “Trustee”) under the Indenture referred to below.