DUK · 8-K · 20261105PR000048

Operating Expense Trends

Duke Energy CORP · 2026-11-05 · Importance 40 · Surprise 30

Third-quarter operation, maintenance and other expense decreased 22.1% to $1,373 million from $1,762 million. Fuel used in electric generation and purchased power expense increased 19.6% to $2,738 million from $2,289 million. Depreciation and amortization rose to $1,709 million from $1,626 million, while total operating expenses increased to $6,368 million from $6,225 million.