LONDON–(BUSINESS WIRE)– Re: Darrowby No 6 PLC GBP 500,000,000.00 MATURING: 21-Sep-2071 ISIN: XS2893515150 PLEASE BE ADVISED THAT THE INTEREST RATE FOR THE PERIOD 22-Jun-2026 TO 21-Sep-2026 HAS BEEN FIXED AT 4.25 PCT DAY BASIS: ACTUAL/365(GBP) INTEREST PAYABLE VALUE 21-Sep-2026 WILL AMOUNT TO: GBP 5,327,971.04 PER GBP 503,113,100.00 DENOMINATION