Item 9B. OTHER INFORMATION

Director and Officer Trading Arrangements

Except as described below, during the three months ended December 31, 2025, no director or officer of the Company adopted, terminated or modified a Rule 10b5-1 trading arrangement or non-Rule 10b5-1 trading arrangement, as each term is defined in Item 408(a) of Regulation S-K.

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.

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.

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.

All of the above 10b5-1 trading arrangements were entered into during an open insider trading window and are intended to satisfy the alternative defense of Rule 10b5-1 under the Exchange Act and the Company's policies regarding insider transactions.