Quotation Notice - Contact Energy Limited Bonds ("CEN100")

QUOTATION NOTICE: NZX DEBT MARKET CONTACT ENERGY LIMITED (“CEN100”) BONDS Company: Contact Energy Limited (“CEN”) Security Code: CEN100 ISIN: NZCEND0100L3 Details of Issue: NZ$350,000,000 of unsecured, subordinated, redeemable, cumulative, interest-bearing green capital bonds. Offer Opening Date: Monday, 2 November 2026 Offer Closing Date: Thursday, 5 November 2026 Maturity Date: 19 May 2057 Interest Rate: 5.80% per annum Interest Payment Dates: 19 February, 19 May, 19 August and 19 November each year up to and including the Maturity Date, unless redeemed earlier. Date of First Interest Payment: Friday, 19 February 2027 First Interest Paid To: Holder on Record Date Record Date: 10 calendar days before the relevant Interest Payment Date, or if that date is not a business day, the immediately preceding business day. Minimum Application Amount: NZ$5,000 with multiples of NZ$1,000 thereafter. Minimum Holding: NZ$5,000 Minimum Transferable Amount: NZ$1,000 Face Value: NZ$1.00 per Capital Bond Supervisor: The New Zealand Guardian Trust Company Limited Joint Lead Managers: Bank of New Zealand, Craigs Investment Partners Limited, Forsyth Barr Capital Markets Limited Trust Deed Dated: Amended and restated Master Trust Deed dated 21 August 2015 (as amended from time to time) and Supplemental Trust Deed dated 22 October 2026. Registrar: MUFG Pension & Market Services (NZ) Limited Settlement Status: NZCDC Settlement System Issue Date: Thursday, 19 November 2026 Expected Commencement of Trading on the NZX Debt Market: Friday, 20 November 2026