CNP: Material agreement · Termination of an agreement · New financial obligation · Other company developments

Item 1.01 Entry into a Material Definitive Agreement. The information included in Item 2.03 related to the entry into credit facilities is incorporated by reference into this Item 1.01. Item 1.02 Termination of a Material Definitive Agreement. The information included in Item 2.03 related to the replacement of four credit facilities is incorporated by reference into this Item 1.02. Item 2.03 Creation of a Direct Financial Obligation or an Obligation under Off-Balance Sheet Arrangement of a Registrant. On September 9, 2026, CenterPoint Energy, Inc. (the “Company”) and its wholly owned subsidiaries, CenterPoint Energy Houston Electric, LLC (“Houston Electric”), CenterPoint Energy Resources Corp. (“CERC”) and Southern Indiana Gas and Electric Company (“SIGECO”), replaced their existing revolving credit facilities with four revolving credit facilities totaling $4.6 billion in aggregate commitments. There were no termination penalties incurred by any of the Company, Houston Electric, CERC or SIGECO in connection with the termination of the previous facilities. CenterPoint Energy, Inc. Credit Facility . The Company replaced its existing $2.4 billion unsecured revolving credit facility that was previously entered into on December 6, 2022 with a new $2.2 billion five-year senior unsecured revolving credit facility. The facility includes commitments of $100 million for swingline loans and a subfacility of up to $100 million for standby letters of credit (of which $60 million has been committed as of the execution of the credit facility). Any usage of swingline loans or standby letters of credit will reduce availability under the credit facility on a dollar-for-dollar basis until repaid by the Company. Borrowings under the facility (other than swingline loans) bear interest, at t