CENTERPOINT ENERGY HOUSTON ELECTRIC LLC

CENTERPOINT ENERGY CONSOLIDATED RESULTS OF OPERATIONS

For information regarding factors that may affect the future results of our consolidated operations, see “Risk Factors” in Part I, Item 1A of the Registrants’ combined 2025 Form 10-K.

Net income (loss) for the three and nine months ended September 30, 2026 and 2025 was as follows:

(1)Includes unallocated corporate costs, interest income and interest expense and intercompany eliminations.

Three months ended September 30, 2026 compared to three months ended September 30, 2025

Net income increased $38 million primarily due to the following items:

•an increase in net income of $69 million for the Electric reportable segment, as further discussed below;

•a decrease in net income of $27 million for the Natural Gas reportable segment, as further discussed below; and

•an increase in net loss of $4 million for the Corporate and Other reportable segment, primarily due to a $6 million increase in borrowing costs and the unfavorable net impact of the mark-to-market valuations on the ZENS indexed debt securities derivative and ZENS-related securities.

Nine Months Ended September 30, 2026 compared tonine months ended September 30, 2025

Net income increased $103 million primarily due to the following items:

•an increase in net income of $167 million for the Electric reportable segment, as further discussed below;

•a decrease in net income of $11 million for the Natural Gas reportable segment, as further discussed below; and

•an increase in net loss of $53 million for the Corporate and Other reportable segment, primarily due to an $18 million tax benefit recognized in 2025 related to the sale of the Louisiana and Mississippi natural gas LDC businesses that did not recur, a $21 million accrued tax expense related to the divestiture of the Ohio natural gas LDC business, a $21 million gain on the early extinguishment of debt recognized in 2025 that did not recur, and a $5 million increase in borrowing costs partially offset by lower income tax expense and lower intersegment interest expense.

Income Tax Expense. For a discussion of effective tax rate per period, see Note 10 to the Interim Condensed Financial Statements.