Notification of Major Interest in National Grid Ordinary Shares by BlackRock, Inc.

BlackRock, Inc. has notified National Grid PLC of its increased interest in the company's voting ordinary shares. The notification, submitted on Form TR-1, indicates that BlackRock's total interest in National Grid's voting ordinary shares has risen to 6.86%, up from the previous 7.23%. This increase in interest was crossed or reached on June 10, 2024, with National Grid being notified on June 11, 2024.

The details of BlackRock's holdings show that they have direct voting rights of 5.92% through shares and 0.94% through financial instruments. Additionally, they hold 0.08% of voting rights through American Depository Receipts, 0.85% through Securities Lending, and 0.01% through Contracts for Difference (CFD).

The notification also provides a comprehensive list of BlackRock's controlled undertakings, outlining the chain of entities through which the voting rights and financial instruments are effectively held. This includes various subsidiaries and entities such as BlackRock Holdco 2, Inc., BlackRock Financial Management, Inc., BlackRock International Holdings, Inc., and several others.

This notification of BlackRock, Inc.'s increased interest in National Grid PLC's voting ordinary shares provides insight into the evolving ownership and investment landscape surrounding the company.