DUKE ENERGY FLORIDA, LLC 8-K

What Happened
Duke Energy Florida filed a Form 8-K reporting that on March 17, 2026 it consummated the issuance and sale of $274,712,000 aggregate principal amount of its First Mortgage Bonds, Floating Rate Series due 2076. The bonds were sold to a syndicate of underwriters under an underwriting agreement dated March 13, 2026, and were issued under the company’s existing First Mortgage Indenture (originally dated January 1, 1944) as amended by the Sixty-Fourth Supplemental Indenture dated March 1, 2026. The Mortgage Bonds were sold at a discount to their principal amount. The Bank of New York Mellon is successor Trustee and Calculation Agent for the Mortgage.

Key Details

• Aggregate principal amount: $274,712,000.
• Series: First Mortgage Bonds, Floating Rate Series due 2076.
• Sale consummated: March 17, 2026; Underwriting Agreement dated March 13, 2026.
• Issuance documents: Sixty-Fourth Supplemental Indenture (Mar 1, 2026) and underwriting agreement filed as exhibits; legal opinion on validity filed as Exhibit 5.1.

Why It Matters
This filing confirms Duke Energy Florida raised long-term debt financing via a floating-rate bond maturing in 2076. For investors, the transaction increases the company’s long-term debt obligations and introduces variable-rate interest exposure tied to the floating-rate terms. The bonds being sold at a discount affects the company’s effective cost of borrowing and the bonds’ yield profile. Documents and legal opinion are included in the filing for investors who want the full terms and legal validation.