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Insider Trading Arrangements
 3 Months Ended
Dec. 31, 2025
shares
Trading Arrangements, by Individual  
Non-Rule 10b5-1 Arrangement Adopted false
Rule 10b5-1 Arrangement Terminated false
Non-Rule 10b5-1 Arrangement Terminated false
Kodwo Ghartey-Tagoe [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement On November 28, 2025, Kodwo Ghartey-Tagoe, Executive Vice President and Chief Executive Officer, Duke Energy Carolinas & Natural Gas Business, adopted a 10b5-1 trading arrangement for the sale of up to 27,118 shares of the Company's common stock between March 2, 2026, and November 20, 2026, or such earlier date such plan is terminated sooner pursuant to the terms specified therein, including but not limited to the execution of all trades specified therein.
Name Kodwo Ghartey-Tagoe
Title Executive Vice President and Chief Executive Officer
Rule 10b5-1 Arrangement Adopted true
Adoption Date November 28, 2025
Expiration Date November 20, 2026
Arrangement Duration 263 days
Aggregate Available 27,118
Regis Repko [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement On November 19, 2025, Regis Repko, Senior Vice President, System Planning and Construction, adopted a10b5-1 trading arrangement for the sale of up to 6,884 shares of the Company's common stock between February 20, 2026, and December 31, 2026, or such earlier date such plan is terminated sooner pursuant to the terms specified therein, including but not limited to the execution of all trades specified therein.
Name Regis Repko
Title Senior Vice President, System Planning and Construction
Rule 10b5-1 Arrangement Adopted true
Adoption Date November 19, 2025
Expiration Date December 31, 2026
Arrangement Duration 314 days
Aggregate Available 6,884
Brian Savoy [Member]  
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement On November 14, 2025, Brian Savoy, Executive Vice President and Chief Financial Officer, adopted a 10b5-1 trading arrangement for the sale of up to 12,000 shares of the Company's common stock between February 23, 2026, and November 6, 2026, or such earlier date such plan is terminated sooner pursuant to the terms specified therein, including but not limited to the execution of all trades specified therein.
Name Brian Savoy
Title Executive Vice President and Chief Financial Officer
Rule 10b5-1 Arrangement Adopted true
Adoption Date November 14, 2025
Expiration Date November 6, 2026
Arrangement Duration 256 days
Aggregate Available 12,000