National Grid (NGG) 6-K Batch Filing

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 May 2023

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 02 May 2023 — Total Voting Rights
99.2	Exhibit 99.2 Announcement sent to the London Stock Exchange on 03 May 2023 — Director/PDMR Shareholding
99.3	Exhibit 99.3 Announcement sent to the London Stock Exchange on 10 May 2023 — Director/PDMR Shareholding
99.4	Exhibit 99.4 Announcement sent to the London Stock Exchange on 15 May 2023 — Holding(s) in Company
99.5	Exhibit 99.5 Announcement sent to the London Stock Exchange on 17 May 2023 — Board Change
99.6	Exhibit 99.6 Announcement sent to the London Stock Exchange on 18 May 2023 — Publication of Suppl.Prospcts
99.7	Exhibit 99.7 Announcement sent to the London Stock Exchange on 26 May 2023 — Holding(s) in Company

Exhibit 99.1

2 May 2023  

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

Voting Rights update

National Grid's registered capital as of 30 April 2023 consisted of 3,930,371,661 ordinary shares, of which, 252,346,403 were held as treasury shares; leaving a balance of 3,678,025,258 with voting rights.

The figure of 3,678,025,258 may be used by shareholders as the denominator for the calculations by which they will determine if they are requiredto notify their interest in, or a change to their interest in, National Grid under the FCA's Disclosure Guidance and Transparency Rules.

Please be advised that the Voting Rights Regulatory News update, released on 3 April 2023 contained incorrect figures regarding treasury shares and balance of shares with voting rights.

The correct figures as at 31 March 2023 were: 253,848,927 were held as treasury shares; leaving a balance of 3,676,522,734 with voting rights.

Pritti Patel

General Counsel, Corporate and Deputy Company Secretary

Exhibit 99.2

3 May 2023

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

Notification of Transaction of Person Discharging Managerial Responsibilities ('PDMR')

This announcement is made in accordance with Article 19of the Market Abuse Regulation ('MAR') and relates to the National Grid US Employee Stock Purchase Plan ('ESPP') monthly purchase on behalf of a PDMR. The relevant FCA notification is set out below.

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Adriana Karaboutis
2	Reason for the notification
a)	Position/status	Chief Information and Digital 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	American Depository Shares US 6362744095
b)	Nature of the transaction	Monthly purchase of securities under the National Grid US Employee Stock Purchase Plan
c)	Price(s) and volume(s)	Price(s)	Volume(s)
		$60.719437	32.637819
d)	Aggregated information - Aggregated volume - Price
e)	Date of the transaction	2023.05.01
f)	Place of the transaction	Outside a trading venue

 Exhibit 99.3

10 May 2023

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

Notification of Transactions of Persons Discharging Managerial Responsibilities ('PDMRs')

This announcement is made in accordance with Article 19of the Market Abuse Regulation ('MAR') and relates to the National Grid Share Incentive Plan ('SIP') monthly purchases on behalf of PDMRs. 

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 11.45932	13
d)	Aggregated information - Aggregated volume - Price
e)	Date of the transaction	2023.05.09
f)	Place of the transaction	London Stock Exchange (XLON)

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	John Pettigrew
2	Reason for the notification
a)	Position/status	Chief Executive 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 11.45932	13
d)	Aggregated information - Aggregated volume - Price
e)	Date of the transaction	2023.05.09
f)	Place of the transaction	London Stock Exchange (XLON)

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Will Serle
2	Reason for the notification
a)	Position/status	Chief People & Culture 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 11.45932	13
d)	Aggregated information - Aggregated volume - Price
e)	Date of the transaction	2023.05.09
f)	Place of the transaction	London Stock Exchange (XLON)

1	Details of the person discharging managerial responsibilities / person closely associated
a)	Name	Ben Wilson
2	Reason for the notification
a)	Position/status	Chief Strategy and External Affairs Officer and Interim President, National Grid Ventures
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 11.45932	13
d)	Aggregated information - Aggregated volume - Price
e)	Date of the transaction	2023.05.09
f)	Place of the transaction	London Stock Exchange (XLON)

Exhibit 99.4

15 May 2023

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

 

Notification of Major Interest in National Grid Ordinary Shares

National Grid has received a notification on Form TR-1 from Abu Dhabi Investment Authority that its total interest in National Grid voting ordinary shares is as shown below. 

1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attachedii:			NATIONAL GRID PLC
1b. Please indicate if the issuer is a non-UK issuer  (please mark with an "X" if appropriate)
Non-UK issuer
2. Reason for the notification(please mark the appropriate box or boxes with an "X")
An acquisition or disposal of voting rights						X
An acquisition or disposal of financial instruments
An event changing the breakdown of voting rights
Other (please specify) iii:
3. Details of person subject to the notification obligationiv
Name			Abu Dhabi Investment Authority
City and country of registered office (if applicable)			Abu Dhabi, United Arab Emirates
4. Full name of shareholder(s)(if different from 3.)v
Name
City and country of registered office (if applicable)
5. Date on which the threshold was crossed or reachedvi:			11-05-2023
6. Date on which issuer notified (DD/MM/YYYY):			12-05-2023
7. Total positions of person(s) subject to the notification obligation
	% of voting rights attached to shares (total of 8. A)	% of voting rights through financial instruments(total of 8.B 1 + 8.B 2)		Total of both in % (8.A + 8.B)	Total number of voting rights held in issuer (8.A + 8.B)vii
Resulting situation on the date on which threshold was crossed or reached	2.9992%			2.9992%	2.9992%
Position of previous notification (if applicable)	3.0176%			3.0176%

8. Notified details of the resulting situation on the date on which the threshold was crossed or reachedviii
A: Voting rights attached to shares
Class/type ofshares ISIN code (if possible)		Number of voting rightsix					% of voting rights
		Direct (DTR5.1)		Indirect  (DTR5.2.1)			Direct (DTR5.1)		Indirect (DTR5.2.1)
GB00BDR05C01		110,312,860					2.9992%
SUBTOTAL 8. A		110,312,860					2.9992%
B 1: Financial Instruments according to DTR5.3.1R (1) (a)
Type of financial instrument		Expirationdatex	Exercise/Conversion Periodxi			Number of voting rights that may be acquired if the instrument is exercised/converted.			% of voting rights
			SUBTOTAL 8. B 1
B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b)
Type of financial instrument	Expirationdatex		Exercise/Conversion Periodxi		Physical or cash Settlementxii			Number of voting rights	% of voting rights
					SUBTOTAL 8.B.2

9. Information in relation to the person subject to the notification obligation(please mark the applicable box with an "X")
Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuerxiii				X
Fullchain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held starting with the ultimate controlling natural person or legal entity (please add additional rows as necessary)xiv
Namexv	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
10.In case of proxy voting, please identify:
Name of the proxy holder		N/A
The number and % of voting rights held		N/A
The date until which the voting rights will be held		N/A
11. Additional informationxvi

Place of completion	Abu Dhabi, United Arab Emirates
Date of completion	12/05/2023

This notice is in compliance with National Grid's obligations under the Disclosure and Transparency Rules.

Pritti Patel

General Counsel, Corporate and Deputy Company Secretary

Exhibit 99.5

17 May 2023

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

Board change

The Company today announces that Thérèse Esperdy has decided to step down from the Board as a Non-Executive Director on 31 December 2023 after serving more than nine years.

Paula Reynolds, Chair of National Grid, said "Thérèse has been a person of extraordinary commitment and insight during her tenure.  The board composition has changed significantly over recent years and Thérèse's presence has been invaluable. I am grateful for her willingness to remain until the end of the year to facilitate an orderly succession."

This announcement is made in accordance with Listing Rule 9.6.11.

Pritti Patel

General Counsel, Corporate and Deputy Company Secretary

Exhibit 99.6

18 May 2023

National Grid plc / National Grid Electricity Transmission plc

Publication of a Supplementary Prospectus

The following supplementary prospectus has been approved by the Financial Conduct Authority and is available for viewing:

The Supplementary Prospectus dated 18 May 2023 (the "SupplementaryProspectus") supplementing the prospectus dated 11 August 2022 (as supplemented by the supplement to the prospectus dated 4 January 2023 (together, the "Prospectus")) for the National Grid plc and National Grid Electricity Transmission plc Euro 20,000,000,000 Euro Medium Term Note Programme.

The Supplementary Prospectus should be read and construed in conjunction with the Prospectus.

To view the full Supplementary Prospectus, please paste the following URL into the address bar of your browser:

http://www.rns-pdf.londonstockexchange.com/rns/9381Z_1-2023-5-18.pdf

A copy of the Supplementary Prospectus has been submitted to the National Storage Mechanism and will shortly be available to the public for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For further information, please contact:

Kwok Liu	+44 (0) 7900 405 729
Deputy Treasurer, Funding & Investment
Danielle Dominey-Kent	+44 (0) 7977 054 575
Corporate Communications

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Prospectus may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Prospectus is not addressed. Prior to relying on the information contained in the Prospectus you must ascertain from the Prospectus whether or not you are part of the intended addressees of the information contained therein.

Your right to access this service is conditional upon complying with the above requirement.

Exhibit 99.7

26 May 2023

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

 

Notification of Major Interest in National Grid Ordinary Shares

National Grid has received a notification on Form TR-1 from BlacRock, Inc. that its total interest in National Grid voting ordinary shares is as shown below. 

TR-1: Standard form for notification of major holdings

1. Issuer Details

ISIN

GB00BDR05C01

Issuer Name

NATIONAL GRID PLC

UK or Non-UK Issuer

UK

2. Reason for Notification

An acquisition or disposal of voting rights

3. Details of person subject to the notification obligation

Name

BlackRock, Inc.

City of registered office (if applicable)

Wilmington

Country of registered office (if applicable)

USA

4. Details of the shareholder

Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above

City of registered office (if applicable)

Country of registered office (if applicable)

5. Date on which the threshold was crossed or reached

25 -May-2023

6. Date on which Issuer notified

26 -May-2023

7. Total positions of person(s) subject to the notification obligation

	% of voting rights attached to shares (total of 8.A)	% of voting rights through financial instruments (total of 8.B 1 + 8.B 2)	Total of both in % (8.A + 8.B)	Total number of voting rights held in issuer
Resulting situation on the date on which threshold was crossed or reached	4.190000	3.030000	7.220000	266189345
Position of previous notification (if applicable)	7.390000	0.100000	7.490000

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached

8A. Voting rights attached to shares

Class/Type of shares ISIN code(if possible)	Number of direct voting rights (DTR5.1)	Number of indirect voting rights (DTR5.2.1)	% of direct voting rights (DTR5.1)	% of indirect voting rights (DTR5.2.1)
GB00BDR05C01		154154887		4.190000
Sub Total 8.A	154154887		4.190000%

8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))

Type of financial instrument	Expiration date	Exercise/conversion period	Number of voting rights that may be acquired if the instrument is exercised/converted	% of voting rights
Securities Lending			109153805	2.960000
American Depository Receipt			2807756	0.070000
Sub Total 8.B1			111961561	3.030000%

8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))

Type of financial instrument	Expiration date	Exercise/conversion period	Physical or cash settlement	Number of voting rights	% of voting rights
CFD			Cash	72897	0.000000
Sub Total 8.B2				72897	0.000000%

9. Information in relation to the person subject to the notification obligation

2. Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entities (please add additional rows as necessary)

Ultimate controlling person	Name of controlled undertaking	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
BlackRock, Inc. (Chain 1)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 1)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 1)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 1)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 1)	BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock, Inc. (Chain 1)	BlackRock HK Holdco Limited
BlackRock, Inc. (Chain 1)	BlackRock Lux Finco S.a.r.l.
BlackRock, Inc. (Chain 1)	BlackRock Japan Holdings GK
BlackRock, Inc. (Chain 1)	BlackRock Japan Co., Ltd.
BlackRock, Inc. (Chain 2)	Trident Merger, LLC
BlackRock, Inc. (Chain 2)	BlackRock Investment Management, LLC
BlackRock, Inc. (Chain 3)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 3)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 3)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 3)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 3)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 3)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 3)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 3)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 3)	BlackRock Group Limited
BlackRock, Inc. (Chain 3)	BlackRock Finance Europe Limited
BlackRock, Inc. (Chain 3)	BlackRock Investment Management (UK) Limited
BlackRock, Inc. (Chain 4)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 4)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 4)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 4)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 4)	BlackRock Australia Holdco Pty. Ltd.
BlackRock, Inc. (Chain 4)	BlackRock Investment Management (Australia) Limited
BlackRock, Inc. (Chain 5)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 5)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 5)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 5)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 5)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 5)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 5)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 5)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 5)	BlackRock Group Limited
BlackRock, Inc. (Chain 5)	BlackRock International Limited
BlackRock, Inc. (Chain 6)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 6)	BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 6)	BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 6)	BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 6)	BlackRock Institutional Trust Company, National Association
BlackRock, Inc. (Chain 7)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 7)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 7)	BlackRock Holdco 4, LLC
BlackRock, Inc. (Chain 7)	BlackRock Holdco 6, LLC
BlackRock, Inc. (Chain 7)	BlackRock Delaware Holdings Inc.
BlackRock, Inc. (Chain 7)	BlackRock Fund Advisors
BlackRock, Inc. (Chain 8)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 8)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 9)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 9)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 9)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 9)	BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock, Inc. (Chain 9)	BlackRock HK Holdco Limited
BlackRock, Inc. (Chain 9)	BlackRock Asset Management North Asia Limited
BlackRock, Inc. (Chain 10)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 10)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 10)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 10)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 10)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 10)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 10)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 10)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 10)	BlackRock Group Limited
BlackRock, Inc. (Chain 10)	BlackRock Finance Europe Limited
BlackRock, Inc. (Chain 10)	BlackRock (Netherlands) B.V.
BlackRock, Inc. (Chain 10)	BlackRock Asset Management Deutschland AG
BlackRock, Inc. (Chain 11)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 11)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 11)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 11)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 11)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 11)	BlackRock Canada Holdings LP
BlackRock, Inc. (Chain 11)	BlackRock Canada Holdings ULC
BlackRock, Inc. (Chain 11)	BlackRock Asset Management Canada Limited
BlackRock, Inc. (Chain 12)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 12)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 12)	BlackRock Capital Holdings, Inc.
BlackRock, Inc. (Chain 12)	BlackRock Advisors, LLC
BlackRock, Inc. (Chain 13)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 13)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 13)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 13)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 13)	BlackRock Holdco 3, LLC
BlackRock, Inc. (Chain 13)	BlackRock Cayman 1 LP
BlackRock, Inc. (Chain 13)	BlackRock Cayman West Bay Finco Limited
BlackRock, Inc. (Chain 13)	BlackRock Cayman West Bay IV Limited
BlackRock, Inc. (Chain 13)	BlackRock Group Limited
BlackRock, Inc. (Chain 13)	BlackRock Finance Europe Limited
BlackRock, Inc. (Chain 13)	BlackRock Advisors (UK) Limited
BlackRock, Inc. (Chain 14)	BlackRock Holdco 2, Inc.
BlackRock, Inc. (Chain 14)	BlackRock Financial Management, Inc.
BlackRock, Inc. (Chain 14)	BlackRock International Holdings, Inc.
BlackRock, Inc. (Chain 14)	BR Jersey International Holdings L.P.
BlackRock, Inc. (Chain 14)	BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock, Inc. (Chain 14)	BlackRock (Singapore) Limited
BlackRock, Inc. (Chain 15)	Trident Merger, LLC
BlackRock, Inc. (Chain 15)	BlackRock Investment Management, LLC
BlackRock, Inc. (Chain 15)	Amethyst Intermediate, LLC
BlackRock, Inc. (Chain 15)	Aperio Holdings, LLC
BlackRock, Inc. (Chain 15)	Aperio Group, LLC

10. In case of proxy voting

Name of the proxy holder

The number and % of voting rights held

The date until which the voting rights will be held

11. Additional Information

BlackRock Regulatory Threshold Reporting TeamJana Blumenstein020 7743 3650

12. Date of Completion

26th May 2023

13. Place Of Completion

12 Throgmorton Avenue, London, EC2N 2DL, U.K.

This notice is in compliance with National Grid's obligations under the Disclosure and Transparency Rules.

Pritti Patel

General Counsel, Corporate and Deputy Company Secretary

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:	/s/Ceri Jamond _______________________
	Ceri Jamond Senior Assistant Company Secretary

Date: 31 May 2023