The following table presents our revenue from contracts with customers and other revenue by segment for the three and nine months ended September 30, 2026 and 2025: | | | | | | | | | | | | | | | | | | | | | | | | | | | $ in millions | | Utility | | Other | | Adjustments and Eliminations | | Total | | | Three Months Ended September 30, 2026 | Retail revenue | | | | | | | | | Retail revenue from contracts with customers | | | | | | | | | Residential revenue | | $ | 190.9 | | | $ | — | | | $ | — | | | $ | 190.9 | | Commercial revenue | | 64.6 | | | — | | | — | | | 64.6 | | Industrial revenue | | 26.1 | | | — | | | — | | | 26.1 | | Governmental revenue | | 11.7 | | | — | | | — | | | 11.7 | | Other (a) | | 3.8 | | | — | | | — | | | 3.8 | | Total retail revenue from contracts with customers | | 297.1 | | | — | | | — | | | 297.1 | | | | | | | | | | | Wholesale revenue | | | | | | | | | Wholesale revenue from contracts with customers | | 9.8 | | | — | | | (0.3) | | | 9.5 | | RTO ancillary revenue | | 41.9 | | | 0.2 | | | — | | | 42.1 | | Capacity revenue | | 2.6 | | | — | | | — | | | 2.6 | | Miscellaneous revenue | | | | | | | | | Miscellaneous revenue from contracts with customers (b) | | — | | | 2.6 | | | — | | | 2.6 | | Other miscellaneous revenue | | 1.8 | | | 1.1 | | | (1.2) | | | 1.7 | | Total revenue | | $ | 353.2 | | | $ | 3.9 | | | $ | (1.5) | | | $ | 355.6 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, 2025 | Retail revenue | | | | | | | | | Retail revenue from contracts with customers | | | | | | | | | Residential revenue | | $ | 153.2 | | | $ | — | | | $ | — | | | $ | 153.2 | | Commercial revenue | | 54.5 | | | — | | | — | | | 54.5 | | Industrial revenue | | 20.7 | | | — | | | — | | | 20.7 | | Governmental revenue | | 9.2 | | | — | | | — | | | 9.2 | | Other (a) | | 3.6 | | | — | | | — | | | 3.6 | | Total retail revenue from contracts with customers | | 241.2 | | | — | | | — | | | 241.2 | | | | | | | | | | | Wholesale revenue | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | $ in millions | | Utility | | Other | | Adjustments and Eliminations | | Total | Wholesale revenue from contracts with customers | | 6.4 | | | — | | | (0.2) | | | 6.2 | | RTO ancillary revenue | | 37.1 | | | — | | | — | | | 37.1 | | Capacity revenue | | 2.2 | | | — | | | — | | | 2.2 | | Miscellaneous revenue | | | | | | | | | Miscellaneous revenue from contracts with customers (b) | | — | | | 2.5 | | | — | | | 2.5 | | Other miscellaneous revenue | | 5.8 | | | 1.1 | | | (1.3) | | | 5.6 | | Total revenue | | $ | 292.7 | | | $ | 3.6 | | | $ | (1.5) | | | $ | 294.8 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine months ended September 30, 2026 | Retail revenue | | | | | | | | | Retail revenue from contracts with customers | | | | | | | | | Residential revenue | | $ | 495.9 | | | $ | — | | | $ | — | | | $ | 495.9 | | Commercial revenue | | 173.4 | | | — | | | — | | | 173.4 | | Industrial revenue | | 67.8 | | | — | | | — | | | 67.8 | | Governmental revenue | | 30.6 | | | — | | | — | | | 30.6 | | Other (a) | | 11.6 | | | — | | | — | | | 11.6 | | Total retail revenue from contracts with customers | | 779.3 | | | — | | | — | | | 779.3 | | | | | | | | | | | Wholesale revenue | | | | | | | | | Wholesale revenue from contracts with customers | | 31.8 | | | — | | | (0.9) | | | 30.9 | | RTO ancillary revenue | | 134.5 | | | 0.3 | | | — | | | 134.8 | | Capacity revenue | | 7.0 | | | — | | | — | | | 7.0 | | Miscellaneous revenue | | | | | | | | | Miscellaneous revenue from contracts with customers (b) | | — | | | 7.8 | | | — | | | 7.8 | | Other miscellaneous revenue | | 5.7 | | | 3.3 | | | (3.4) | | | 5.6 | | Total revenue | | $ | 958.3 | | | $ | 11.4 | | | $ | (4.3) | | | $ | 965.4 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine months ended September 30, 2025 | Retail revenue | | | | | | | | | Retail revenue from contracts with customers | | | | | | | | | Residential revenue | | $ | 395.6 | | | $ | — | | | $ | — | | | $ | 395.6 | | Commercial revenue | | 138.3 | | | — | | | — | | | 138.3 | | Industrial revenue | | 54.5 | | | — | | | — | | | 54.5 | | Governmental revenue | | 23.4 | | | — | | | — | | | 23.4 | | Other (a) | | 8.6 | | | — | | | — | | | 8.6 | | Total retail revenue from contracts with customers | | 620.4 | | | — | | | — | | | 620.4 | | | | | | | | | | | Wholesale revenue | | | | | | | | | Wholesale revenue from contracts with customers | | 20.9 | | | — | | | (0.8) | | | 20.1 | | RTO ancillary revenue | | 113.9 | | | 0.1 | | | — | | | 114.0 | | Capacity revenue | | 3.3 | | | — | | | — | | | 3.3 | | Miscellaneous revenue | | | | | | | | | Miscellaneous revenue from contracts with customers (b) | | — | | | 7.4 | | | — | | | 7.4 | | Other miscellaneous revenue | | 13.9 | | | 3.5 | | | (3.6) | | | 13.8 | | Total revenue | | $ | 772.4 | | | $ | 11.0 | | | $ | (4.4) | | | $ | 779.0 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
(a) "Other" primarily includes operation and maintenance service revenue, billing service fees from CRES providers and other miscellaneous retail revenue from contracts with customers. (b) Miscellaneous revenue from contracts with customers primarily includes revenue for various services provided by Miami Valley Lighting.
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