National Fuel GAS Co.

NFG·NYSE·$79.84Share Price as of 11/2·$8BMarket Cap as of 11/2

Financials

10-QQ3 ended 06/30/2607/30/26 10-QQ2 ended 03/31/2604/30/26 10-QQ1 ended 12/31/2501/29/26 10-KFY 202511/21/25 10-QQ3 ended 06/30/2507/31/25

Disclosures

8-KCurrent report10/14/26 8-KCurrent report10/01/26 8-KCurrent report08/11/26 8-KCurrent report07/30/26 8-KCurrent report07/29/26

Prospectuses and Registrations

424B5Prospectus supplement08/11/26 S-3ASRAutomatic shelf registration08/11/26 424B2Prospectus for primary offering05/29/26 424B5Prospectus supplement05/27/26 FWPFree writing prospectus05/27/26

Proxies

DEF 14ADefinitive proxy01/23/26 DEFA14AAdditional proxy materials01/23/26 DEF 14ADefinitive proxy01/24/25 DEFA14AAdditional proxy materials01/24/25 DEF 14ADefinitive proxy01/19/24

Ownership

Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

SDConflict Minerals disclosure10/30/26 11-KEmployee stock purchase plan report06/25/26 11-KEmployee stock purchase plan report06/25/26 ARSAnnual report to shareholders01/23/26 DD12/23/25