0001193125-26-363625 Sample Contracts

SUPPLEMENTAL INDENTURE NO. 5 Dated as of August 24, 2026 Between EVERGY, INC., As Issuer and THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., As Trustee
Supplemental Indenture • August 24th, 2026 • Evergy, Inc. • Electric & other services combined • New York

THIS SUPPLEMENTAL INDENTURE NO. 5 (this “Supplemental Indenture No. 5”), dated as of August 24, 2026, between EVERGY, INC., a Missouri corporation (the “Company”) (and successor by the Merger (hereinafter defined) to Great Plains Energy Incorporated, the “Predecessor Company”), and THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., a national banking association, as Trustee (the “Trustee”), amends and supplements the Subordinated Indenture, dated as of May 18, 2009 between the Company and the Trustee, governing the issuance of debt securities (the “Base Indenture”), Supplemental Indenture No. 1, dated as of May 18, 2009, between the Predecessor Company and the Trustee (“Supplemental Indenture No. 1”), Supplemental Indenture No. 2, dated as of March 22, 2012, between the Predecessor Company and the Trustee (“Supplemental Indenture No. 2”), Supplemental Indenture No. 3, dated as of June 4, 2018, among the Predecessor Company, the Company and the Trustee (“Supplemental Indenture No. 3”) and