LONDON–(BUSINESS WIRE)– As Agent Bank, please be advised of the following rate determined on: 11/9/2026 Issue ¦ NatWest Markets Plc Series No 105 USD 20,000,000 FRN due May 2028 ISIN Number ¦ XS2623944506 ISIN Reference ¦ 262394450 Issue Nomin USD ¦ 20000000 Period ¦ 8/17/2026 to 11/17/2026 Payment Date 11/17/2026 Number of Days ¦ 92 Rate ¦ 5.3861 Denomination USD ¦ 200000 ¦ 20000000 ¦ Amount Payable per Denomination ¦ 2752.9 ¦ 275289.56 ¦ Bank of New York Rat