LONDON–(BUSINESS WIRE)– As Agent Bank, please be advised of the following rate determined on: 9/14/2026 Issue ¦ NatWest Markets Plc Series No 141 USD 10,000,000 FRN due March 2031 ISIN Number ¦ XS3323636467 ISIN Reference ¦ 332363646 Issue Nomin USD ¦ 10000000 Period ¦ 6/22/2026 to 9/21/2026 Payment Date 9/21/2026 Number of Days ¦ 89 Rate ¦ 4.6282 Denomination USD ¦ 200000 ¦ 10000000 ¦ Amount Payable per Denomination ¦ 2288.39 ¦ 114419.39 ¦ Bank of New York Ra