Business Context and Reporting Period
This Form 6-K filing by National Grid plc covers the month of June 2026. The report is filed by the foreign private issuer to incorporate specific documents into its existing Registration Statement on Form F-3 (File No. 333-281812) in connection with a new debt issuance.
Key Financial Metrics
The filing details a specific capital market transaction rather than operational financial performance. Key metrics include:
- Debt Issuance: U.S.$750,000,000 aggregate principal amount.
- Instrument: 5.405% Notes due 2036.
- Revenue, Profit, Cash Flow, Margins, Liquidity: The filing text does not provide a clear value for these operational metrics.
Material Changes
The material change reported is the execution of a new debt offering. The company has entered into an Underwriting Agreement dated June 4, 2026, and executed a Third Supplemental Indenture dated June 9, 2026, to facilitate the issuance of the 2036 Notes.
Guidance, Outlook, and Risks
The filing does not contain management commentary, forward-looking guidance, or a discussion of risks and contingencies. The document serves strictly to register the validity of the debt securities under English and New York law, supported by legal opinions from Linklaters LLP.
Investor Verification Checklist
- Verify the terms of the 5.405% Notes due 2036 in the Third Supplemental Indenture (Exhibit 4.1).
- Confirm the use of proceeds from the $750 million issuance in the company's broader capital allocation strategy.
- Review the Underwriting Agreement (Exhibit 1.1) for any specific conditions or covenants attached to the issuance.
- Check the Form F-3 Registration Statement (File No. 333-281812) for the full prospectus details.