National Grid PLC — Regulatory Filings 2025

May 30, 2025

6-K 1 may2025-batch.htm BATCH FILING Document created using Blueprint(R) - powered by Issuer Direct - www.issuerdirect.com Copyright 2025 Issuer Direct Corporation may2025-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: 30 May 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 May
2025 —
Total Voting Rights
99.2	Exhibit
99.2 Announcement sent to the London Stock Exchange on 8 May
2025 —
Director/PDMR Shareholding

Exhibit 99.1

1 May 2025

National Grid plc ('National Grid' or 'Company')

Voting Rights update

National Grid's registered capital as of 30 April 2025 consisted of 5,132,617,708 ordinary shares, of which, 231,356,102 were held as treasury shares; leaving a balance of 4,901,261,606 with voting rights.

The figure of 4,901,261,606 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 May 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 — a) | Details of the person discharging managerial responsibilities /
person closely associated — 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
10.7145 | 14 |
| d) | Aggregated information - Aggregated volume - Price | | |
| e) | Date of the transaction | 2025.05.07 | |
| f) | Place of the transaction | London
Stock Exchange (XLON) | |

| 1 — a) | Details of the person discharging managerial responsibilities /
person closely associated — Name | John
Pettigrew | |
| --- | --- | --- | --- |
| 2 | Reason for the notification | | |
| a) | Position/status | Chief
Executive | |
| 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
10.7145 | 14 |
| d) | Aggregated information - Aggregated volume - Price | | |
| e) | Date of the transaction | 2025.05.07 | |
| f) | Place of the transaction | London
Stock Exchange (XLON) | |

| 1 — a) | Details of the person discharging managerial responsibilities /
person closely associated — Name | Will
Serle | |
| --- | --- | --- | --- |
| 2 | Reason for the notification | | |
| a) | Position/status | Chief
People 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
10.7145 | 14 |
| d) | Aggregated information - Aggregated volume - Price | | |
| e) | Date of the transaction | 2025.05.07 | |
| f) | Place of the transaction | London
Stock Exchange (XLON) | |

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

| NATIONAL GRID
plc | |
| --- | --- |
| By: | Beth Melges |
| | Beth Melges Head of Plc Governance |

Date: 30 May 2025