FRN Variable Rate Fix

LONDON--( BUSINESS WIRE)--

ISIN Code. XS2643036218

Our Ref. MP7664

ISSUE NAME.

Santander UK PLC

Issue of GBP 1,100,000,000.00

Floating Rate Covered Bonds due June 2028

Series 81 Tranche 1 MTN

INTEREST PERIOD. 12/12/2025 TO 12/03/2026

VALUE DATE. 12/03/2026

INTEREST RATE. 4.279 PCT

NUM OF DAYS. 90

DAY BASIS. ACTUAL/365 FIXED (A005)

CURRENCY CODE. GBP

TOTAL INTEREST AMT.

GBP 11,606,054.79

POOL FACTOR. N/A