The issue redeemed is:

·         The 7 1/2 percent Series B due Aug. 1, 2025, with a face value of $100 million. Bondholders will receive $1,029.07 per $1,000 principal amount held, plus accrued interest to today, the redemption date.

Call notices for this issue were mailed Oct. 4 to bondholders by J.P. Morgan, the bond trustee.

Duke Energy is a diversified multinational energy company with an integrated network of energy assets and expertise. The company manages a dynamic portfolio of natural gas and electric supply, delivery and trading businesses – meeting the energy needs of customers throughout North America and in key markets around the world. Duke Energy, headquartered in Charlotte, N.C., is a Fortune 500 company traded on the New York Stock Exchange under the symbol DUK. More information about the company is available on the Internet at: www.duke-energy.com.