Duke Energy announces sale of its Tennessee Piedmont Natural Gas business to Spire for $2.48 billion

CHARLOTTE, N.C., July 29, 2025 /PRNewswire/ -- Duke Energy (NYSE: DUK) today announced it reached an agreement to sell its Piedmont Natural Gas Tennessee local distribution company business for $2.48 billion in cash to Spire Inc. ("Spire") – one of the largest publicly traded natural gas companies in the country.

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