FRN Variable Rate Fix

05-June-2026

Issue: LONDON POWER NETWORKS PLC

London Power Networks £150M Index-Linked Notes

XS0148890279

Pursuant to our appointment as Agent for the above stated issue, please be advised of the following interest rate determination:

Date From: 07-June-2026

Date To: 07-December-2026

Record Date: 04-December-2026

Value Date: 07-December-2026

Benchmark Rate: 3.125%

Margin: %

Total Rate: 7.4297188%

Number of Days: 180

Day Count: 30 / 360 ISDA

Interest Frequency: Semi-Annually

Denomination: GBP 1,000.00

Amount per Denomination:

GBP 37.15

Total Amount Due:

GBP 5,572,500.00

Interest Per 1K: GBP 37.15

Pool Factor: 1

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