National Grid PLC has announced the admission of 1,085,448,980 New Ordinary Shares, nil paid, to listing on the premium segment of the Official List of the FCA and to trading on the London Stock Exchange plc's main market for listed securities. The Record Date for entitlements under the Rights Issue was the close of business on 20 May 2024. Provisional Allotment Letters have been sent to Qualifying Non-CREST Shareholders, and CREST stock accounts of Qualifying CREST Shareholders are expected to be credited with Nil Paid Rights.

The company has provided contact information for further inquiries. It is important to note that this announcement is not a prospectus but an advertisement. Investors are advised not to acquire any Nil Paid Rights, Fully Paid Rights, or New Shares referred to in this announcement except on the basis of the information contained in the Prospectus published by the Company in connection with the Rights Issue. The Prospectus provides further details of the New Shares, the Nil Paid Rights, and the Fully Paid Rights being offered pursuant to the Rights Issue.

Additionally, the announcement contains important notices regarding the availability of the Prospectus and the offer for sale or solicitation of an offer to purchase securities in the United States. The Nil Paid Rights, the Fully Paid Rights, and the New Shares have not been and will not be registered under the US Securities Act of 1933, as amended, and may not be offered, sold, pledged, taken up, exercised, resold, renounced, transferred, or delivered, directly or indirectly, in or into the United States.