National Grid PLC

Declaration of Voting Results & Voting Rights Announcements • Nov 3, 2025

National Storage Mechanism | Additional information

RNS Number : 9708F

National Grid PLC

03 November 2025

3 November 2025

National Grid plc ('National Grid' or 'Company')

Voting Rights update

National Grid's registered capital as of 31 October 2025 consisted of 5,191,884,002 ordinary shares, of which, 230,345,795 were held as treasury shares; leaving a balance of 4,961,538,207 with voting rights.

The figure of 4,961,538,207 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, National Grid under the FCA's Disclosure Guidance and Transparency Rules.

Julian Baddeley

Group Company Secretary

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