Material Event (Form 8-K)

Item 8.01 Other Events.

On May 27, 2026, National Fuel Gas Company (the "Company") elected to exercise its optional redemption rights to redeem, subject to certain conditions, the entire outstanding $300,000,000 aggregate principal amount of the Company's 5.50% Notes due October 2026 (the "Notes"), and The Bank of New York Mellon, as trustee under the indenture governing the Notes, issued a conditional redemption notice to registered holders of the Notes. The date fixed for the redemption of the Notes is June 11, 2026. The Notes will be redeemed at the redemption price calculated in accordance with the terms and conditions set forth in the indenture governing and the officer's certificate establishing the terms of the Notes. The foregoing does not constitute a notice of redemption with respect to any of the Notes.