Quotation Notice – Mercury NZ Ltd (“MCY040”) Green Bonds

QUOTATION NOTICE: NZX DEBT MARKET MERCURY NZ LIMITED GREEN BONDS ("MCY040") Company: Mercury NZ Limited ("MCY") Security Code: MCY040 ISIN: NZMCYDG004C6 Details of Issue: An offer of $200 million of unsubordinated, unsecured fixed rate green bonds Opening Date: Monday, 15 March 2021 Closing Date: Friday, 19 March 2021 Interest Rate: 2.16% per annum Maturity Date: Tuesday, 29 September 2026 Yield Pricing Method (if applicable): N/A Early Call Date (if applicable): N/A Interest Payment Dates: 29 March and 29 September in each year up to and including the maturity date Date of First Interest Payment: Wednesday, 29 September 2021 First Interest Paid To: Holder on Record Date Record Date: 10 calendar days prior to the relevant payment date or, if that date is not a Business Day, the immediately preceding Business Day Minimum Application Amount: $5,000 Minimum Holding: $5,000 Minimum Transferable Amount: $1,000 Face Value: $1.00 per Green Bond Supervisor: The New Zealand Guardian Trust Company Limited Joint Lead Managers: Westpac Banking Corporation (ABN 33 007 457 141) (acting through its New Zealand branch) as Arranger, Green Bond Co-ordinator for the offer and Joint Lead Manager ANZ Bank New Zealand Limited, Craigs Investment Partners Limited and Forsyth Barr Limited as Joint Lead Managers Trust Deed Dated: Supplemental Trust Deed dated Monday, 15 March 2021 Issue Date: Monday, 29 March 2021 Registrar: Computershare Investor Services Limited Settlement Status: NZCDC Settlement System Expected Commencement of Trading on the NZX Debt Market: Tuesday, 30 March 2021 Mark Peterson Chief Executive Officer NZX Limited 19 March 2021 End CA:00369443 For:MCY Type:OFFER Time:2021-03-19 16:31:11