National Grid plc Files 6-K Disclosure

TL;DR

National Grid plc (NGG) filed a 6-K on 10/31/25, confirming London HQ. Standard disclosure.

AI Summary

National Grid plc filed a Form 6-K on October 31, 2025, reporting its status as a foreign private issuer. The filing confirms its principal executive office is located at 1-3 Strand, London, WC2N 5EH, United Kingdom. This report is filed under the Securities Exchange Act of 1934, indicating ongoing disclosure requirements for the company.

Why It Matters

This filing serves as a routine disclosure for National Grid plc, informing the SEC and investors about its ongoing compliance and corporate information as a foreign private issuer.

Risk Assessment

Risk Level: low — This is a routine administrative filing (6-K) and does not contain new financial or operational information that would typically indicate increased risk.

Key Players & Entities

• NATIONAL GRID PLC (company) — Filer
• 1-3 Strand, London, WC2N 5EH, United Kingdom (location) — Principal executive office
• October 31, 2025 (date) — Filing date

FAQ

Filing Documents

• oct2025-batch.htm (6-K) — 98KB
• 0001654954-25-012387.txt ( ) — 99KB

From the Filing

FILING oct2025-batch       UNITED STATES   SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549  ____________________________ FORM 6-K     ____________________________ REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934   Date: 31 October 2025   Commission File Number: 001-14958 ____________________________     NATIONAL GRID plc   (Translation of registrant’s name into English)   England and Wales   (Jurisdiction of Incorporation)    ____________________________     1-3 Strand, London, WC2N 5EH, United Kingdom (Address of principal executive office)   ____________________________     Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.   ☒   Form 20-F       ☐   Form 40-F   Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):   ☐   Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):   ☐   Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3- 2(b) under the Securities Exchange Act of 1934.   ☐   Yes     ☒   No   If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): n/a             EXHIBIT INDEX   Exhibit No.     Description     99.1   Exhibit 99.1 Announcement sent to the London Stock Exchange on 1 October 2025 — Total Voting Rights 99.2   Exhibit 99.2 Announcement sent to the London Stock Exchange on 8 October 2025 — Director/PDMR Shareholding     Exhibit 99.1     1 October 2025   National Grid plc ('National Grid' or 'Company')   Voting Rights update       National Grid's registered capital as of 30 September 2025 consisted of 5,191,884,002 ordinary shares of which 230,434,106 were held as treasury shares; leaving a balance of 4,961,449,896 with voting rights.   The figure of 4,961,449,896 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     Exhibit 99.2     8 October 2025   National Grid plc ('National Grid' or 'Company')   Notification of Transactions of Persons Discharging Managerial Responsibilities ('PDMRs')     This announcement is made in accordance with Article 19   of the Market Abuse Regulation ('MAR'). In accordance with MAR, the relevant Financial Conduct Authority ('FCA') notifications are set out below.   1   Details of the person discharging managerial responsibilities / person closely associated   a)   Name   Andy Agg   2   Reason for the notification   a)   Position/status   Chief Financial Officer   b)   Initial notification /Amendment   Initial notification   3   Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor   a)   Name   National Grid plc   b)   LEI   8R95QZMKZLJX5Q2XR704   4   Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted   a)   Description of the financial instrument, type of instrument   Identification code      Ordinary shares of 12 204/473p each      GB00BDR05C01 b)   Nature of the transaction       Monthly purchase of securities ("partnership shares") under the Share Incentive Plan c)   Price(s) and volume(s)         Price(s)   Volume(s)    GBP 10.835   14 d)   Aggregated information   - Aggregated volume   - Price    

View Full Filing

View this 6-K filing on SEC EDGAR