National Grid PLC 6-K, filed Mar 17, 2021

SECURITIES AND EXCHANGE COMMISSION

Washington D.C. 20549

FORM 6-K

REPORT OF FOREIGN ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of March, 2021

Commission File Number: 001-14958

NATIONAL GRID plc

(Registrant’s Name)

1-3 Strand

London WC2N 5EH, England

(Registrant’s Address)

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

Please see Exhibit 99. 1 - “Summary” and Exhibit 99.2 - “Announcements”

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 James<br>________________________
	Name Ceri James<br>Assistant Company Secretary

Date: 17 March 2021

EXHIBIT INDEX

Exhibit<br><br>No.	Description
99.1	Summary
99.2	Routine Announcements in the period to 15 March 2021

Document

EXHIBIT 99.1

SUMMARY

FORM 6-K

SECURITIES AND EXCHANGE COMMISSION

Washington D.C. 20549

Report of Foreign Issuer

Pursuant to Rule 13a - 16 or 15d - 16 of

The Securities Exchange Act of 1934

Announcements sent to the London Stock Exchange

National Grid plc, 1-3 Strand, London, WC2N 5EH, United Kingdom

Update - Routine announcements in the period to 15 March 2021

9 March 2021	Director/PDMR Shareholding
2 March 2021	Director/PDMR Shareholding
1 March 2021	Total Voting Rights

Note: During the period a ‘same day’ Form 6-Ks were issued in respect of the following National Grid plc announcements:

15 March 2021	Climate transition action plan shareholder vote
2 March 2021	Decision on Ofgem’s RIIO-2 Final Determination and Dividend update

announcments99217mar21

Exhibit 99.2 ANNOUNCEMENTS FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 Report of Foreign Issuer Pursuant to Rule 13a - 16 or 15d - 16 of The Securities Exchange Act of 1934 Announcements sent to the London Stock Exchange National Grid plc, 1-3 Strand, London, WC2N 5EH, United Kingdom Update - Routine announcements in the period to 15 March 2021

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9 March 2021 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’) 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 8.1671 19 d) Aggregated information - Aggregated volume

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• Price e) Date of the transaction 2021.03.08 f) Place of the transaction London Stock Exchange (XLON) 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Jonathan Butterworth 2 Reason for the notification a) Position/status Managing Director, 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 8.1671 19 d) Aggregated information - Aggregated volume

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• Price e) Date of the transaction 2021.03.08 f) Place of the transaction London Stock Exchange (XLON) 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Alison Kay 2 Reason for the notification a) Position/status Interim Chief Strategy and External Affairs 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 8.1671 15 d) Aggregated information

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• Aggregated volume - Price e) Date of the transaction 2021.03.08 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 8.1671 18 d) Aggregated information

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• Aggregated volume - Price e) Date of the transaction 2021.03.08 f) Place of the transaction London Stock Exchange (XLON) 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Lucy Nicola Shaw 2 Reason for the notification a) Position/status Executive Director, UK 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)

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GBP 8.1671 18 d) Aggregated information - Aggregated volume - Price e) Date of the transaction 2021.03.08 f) Place of the transaction London Stock Exchange (XLON)

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2 March 2021 National Grid plc ('National Grid' or 'Company') Notification of Transaction of Person Discharging Managerial Responsibilities ('PDMR’) This announcement is made in accordance with Article 19 of the Market Abuse Regulation (‘MAR’) and relates to the National Grid US Employee Stock Purchase Plan (‘ESPP’) monthly purchase on behalf of a PDMR. In accordance with MAR 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 Employee Stock Purchase Plan c) Price(s) and volume(s) Price(s) Volume(s) $48.79034 38.089097 d) Aggregated information - Aggregated volume - Price e) Date of the transaction 2021.03.01 f) Place of the transaction Outside a trading venue

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01 March 2021 National Grid plc ('National Grid' or 'Company') Voting Rights and Capital Update National Grid's registered capital as at 28 February 2021 consisted of 3,814,951,606 ordinary shares, of which, 265,770,164 were held as treasury shares; leaving a balance of 3,549,181,442 shares with voting rights. The figure of 3,549,181,442 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 Disclosure Guidance and Transparency Rules. Megan Barnes Head of Company Secretariat

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