National Grid plc Form 6-K Summary
Business Context and Reporting Period
This Form 6-K, filed on July 31, 2025, by National Grid plc (incorporated in England and Wales), reports regulatory disclosures made to the London Stock Exchange and New York Stock Exchange during July 2025. The filing primarily details updates to voting rights and transactions by Persons Discharging Managerial Responsibilities (PDMRs) under the Market Abuse Regulation (MAR).
Key Financial Metrics and Capital Structure
The filing does not contain operational financial results such as revenue, profit, or cash flow. However, it provides specific capital structure data as of June 30, 2025:
- Total Registered Capital: 5,132,617,708 ordinary shares.
- Treasury Shares: 230,798,537 shares.
- Voting Shares Outstanding: 4,901,819,171 shares.
Share transaction prices observed during the reporting period included:
- Ordinary Shares (GBP): Ranged from £10.404 to £10.779230.
- American Depositary Shares (USD): Ranged from $71.3103 to $71.62.
Material Changes and PDMR Transactions
The filing documents several categories of share transactions by executive officers and directors in July 2025:
- Long Term Performance Plan (LTPP) Awards: On July 1, 2025, five executives (Andy Agg, Justine Campbell, John Pettigrew, Will Serle, Steve Smith) acquired shares at nil cost related to the 2022 LTPP award vesting. Concurrently, these individuals sold shares at approximately £10.78 to cover tax liabilities.
- Share Incentive Plan (SIP) Purchases: On July 7, 2025, Andy Agg, John Pettigrew, and Will Serle purchased "partnership shares" at £10.44.
- Dividend Reinvestment and Scrip Dividends: Between July 17 and July 18, 2025, multiple PDMRs acquired shares via dividend reinvestment plans and the Scrip Dividend Scheme. Transactions occurred in both GBP (London Stock Exchange) and USD (New York Stock Exchange).
Guidance, Outlook, and Risks
The filing text does not provide management commentary, financial guidance, or outlook for future periods. It does not disclose new material risks or contingencies beyond the standard regulatory disclosures regarding share ownership changes.
Investor Verification Checklist
- Verify the total number of voting shares (4,901,819,171) for calculating disclosure thresholds under FCA rules.
- Confirm the vesting conditions and performance metrics associated with the 2022 LTPP awards exercised in July 2025.
- Review the 2024/25 Annual Report and Accounts for full details on the LTPP structure and malus/clawback provisions referenced in the filing.
- Monitor subsequent filings for any changes in the treasury share count or voting rights denominator.