Material Agreement, Financial Obligation (Form 8-K)

Item 1.01. Entry into a Material Definitive Agreement

The information set forth in Item 2.03 of this Current Report on Form 8-K is incorporated by reference into this Item 1.01.

Item 2.03. Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

On October 9, 2026, certain indirect subsidiaries (collectively, the "Borrowers") of Apollo Infrastructure Company LLC (the "Company") as borrowers and certain indirect subsidiaries of the Company as subsidiary guarantors entered into that certain first amendment and lender joinder to revolving credit agreement (the "Amendment and Joinder"), amending that certain revolving credit agreement, dated as of January 12, 2026 (as amended, the "Agreement"), with Sumitomo Mitsui Banking Corporation, as administrative agent, letter of credit issuer and lead arranger, and U.S. Bank Trust Company, National Association, as collateral trustee, and the lenders from time to time party thereto.

Pursuant to the Amendment and Joinder, the credit available to the Borrowers under the Agreement was increased by $300 million to an aggregate principal amount of $800 million. The Agreement continues to include an uncommitted accordion feature that allows the Borrowers to request an increase in the lender commitments in minimum increments of $25 million. The Agreement will mature on January 12, 2029, unless extended or unless there is an earlier termination or an acceleration following an Event of Default (as defined in the Agreement).

Except as described above, the material terms of the Agreement remain unchanged.