Peabody Energy Corporation

Item 1.01 Entry into a Material Definitive Agreement. On June 30, 2026, Peabody Energy Corporation (the “Company”) entered into that certain Amendment No. 3, dated as of June 30, 2026 (the “Revolving Credit Facility Amendment”), with PNC Bank, National Association, as administrative agent (the “Agent”), and the lenders party thereto (the “Lenders”), which amends that certain Credit Agreement, dated as of January 18, 2024 (as amended, restated, amended and restated, supplemented or otherwise modified from time to time, the “Credit Agreement”), by and among the Company, as borrower, certain subsidiaries of the Company party thereto, the Agent, and the lenders party thereto. Pursuant to the Revolving Credit Facility Amendment, the Company, the Agent and the Lenders, among other things, made changes to (i) increase the revolving commitments under the Credit Agreement from an aggregate principal amount equal to $320,000,000 to an aggregate principal amount equal to $400,000,000, (ii) extend the maturity date of the revolving commitments and any related loans (any such loans, the “Revolving Loans”) from January 18, 2028 to June 30, 2030 and (iii) decrease the interest rate applicable to the Revolving Loans from a rate equal to SOFR plus an applicable margin ranging from 3.50% to 4.25%, depending on the Company’s total net leverage ratio (as defined under the Credit Agreement) or a base rate plus an applicable margin ranging from 2.50% to 3.25%, at the Company’s option, to a rate equal to SOFR plus an applicable margin ranging from 3.25% to 4.00%, depending on the Company’s total net leverage ratio or a base rate plus an applicable margin ranging from 2.25% to 3.00%, at the Company’s option. The foregoing summary of the Revolving Credit Facility Amendment does not purport to be complete and is subject to, and qualified in its entirety by, the full text of the Revolving Credit Facility Amendment, a copy of which is filed as Exhibit 10.1 to this Current Report on Form 8-K.