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 from
1 July to 1 August 2016

                                              

1 August 2016

National Grid plc (National Grid)

Voting Rights and Capital Update

National Grid’s registered capital as at 31 July 2016 consisted of 3,924,038,086 ordinary shares, of which, 174,820,773 were held as treasury shares; leaving a balance of 3,749,217,313 shares with voting rights.

The figure of 3,749,217,313 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 and Transparency Rules.

Contact: A Morgan, Assistant Company Secretary, (0207 004 3228).

                                              

Monday 25 July 2016

National Grid plc (‘the Company’)

AGM poll results

Today, 25 July 2016, the Company held its 2016 Annual General Meeting (“AGM”).

The results of the AGM resolutions, all decided by way of poll, are set out below:

                                                 
Resolution   Votes For   For (% of shares voted)   Votes Against   Against (% of shares voted)   Votes Withheld**
                                         
  1    
To receive the Annual
Report and Accounts
 
2,422,645,408
 
99.86
 
3,444,216
 
0.14
 
10,560,470
       
 
                                       
  2    
To declare a final
dividend
 
2,429,900,585
 
99.92
 
1,956,965
 
0.08
 
4,790,373
       
 
                                       
  3    
To re-elect Sir Peter
Gershon
 
2,395,447,853
 
98.59
 
34,324,406
 
1.41
 
6,877,835
       
 
                                       
  4    
To re-elect John
Pettigrew
 
2,406,216,063
 
98.94
 
25,768,012
 
1.06
 
4,665,405
       
 
                                       
  5    
To re-elect Andrew
Bonfield
 
2,334,189,279
 
95.98
 
97,708,908
 
4.02
 
4,748,660
       
 
                                       
  6    
To re-elect Dean
Seavers
 
2,380,939,794
 
97.91
 
50,789,837
 
2.09
 
4,919,666
       
 
                                       
  7    
To elect Nicola Shaw
    2,382,075,899       97.97       49,447,882       2.03       5,125,516  
       
 
                                       
  8    
To re-elect Nora Mead
Brownell
 
2,388,038,388
 
98.20
 
43,666,936
 
1.80
 
4,941,859
       
 
                                       
  9    
To re-elect Jonathan
Dawson
 
2,385,185,390
 
98.11
 
45,975,700
 
1.89
 
5,486,093
       
 
                                       
  10    
To re-elect Therese
Esperdy
 
2,410,694,249
 
99.15
 
20,550,648
 
0.85
 
5,402,286
       
 
                                       
  11    
To re-elect Paul Golby
    2,362,327,178       97.68       56,009,891       2.32       18,310,114  
       
 
                                       
  12    
To re-elect Ruth Kelly
    2,410,779,085       99.14       20,918,180       0.86       4,870,663  
       
 
                                       
  13    
To re-elect Mark
Williamson
 
2,376,851,107
 
97.76
 
54,410,700
 
2.24
 
5,385,376
       
 
                                       
  14    
To reappoint the
auditors
PricewaterhouseCoopers
LLP
 


2,382,943,990
 


98.06
 


47,224,592
 


1.94
 


6,478,601
       
 
                                       
  15    
To authorise the
Directors to set the
auditors’
remuneration
 


2,387,289,103
 


98.28
 


41,702,378
 


1.72
 


7,660,562
       
 
                                       
  16    
To approve the
Directors’
Remuneration Report
excluding the
excerpts from the
remuneration policy
 




2,305,471,537
 




97.10
 




68,788,657
 




2.90
 




62,391,397
       
 
                                       
  17    
To authorise the
Company to make
political donations
 

2,320,623,573
 

96.75
 

77,842,340
 

3.25
 

38,186,620
       
 
                                       
  18    
To authorise the
Directors to allot
ordinary shares
 

2,326,426,548
 

95.65
 

105,732,204
 

4.35
 

4,489,373
       
 
                                       
  19*    
To disapply
pre-emption rights
 
2,155,413,801
 
89.53
 
252,086,438
 
10.47
 
29,144,560
       
 
                                       
  20*    
To authorise the
Company to purchase
its own ordinary
shares
 


2,387,281,352
 


98.82
 


28,568,039
 


1.18
 


20,797,431
       
 
                                       
  21*    
To authorise the
Directors to hold
general meetings on
14 working days’
notice
 



2,087,824,063
 



86.48
 



326,280,330
 



13.52
 



22,527,635
       
 
                                       

• Special resolution
** A “Vote withheld” is not a vote in law and is not counted in the calculation of the votes “For” or “Against” a resolution.

As required by the Listing Rules of the Financial Conduct Authority, copies of AGM resolutions numbered 19-21 will be made available for inspection from the National Storage Mechanism, situated at: www.morningstar.co.uk/uk/NSM

The complete poll results and details of proxy votes lodged before the meeting will be available shortly on the Company’s website
http://investors.nationalgrid.com/shareholder-centre/agm/2016.aspx

                                              

                                              

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

The attached individual notifications made under article 19.1 of the Market Abuse Regulation (‘MAR’) relate to the National Grid Long Term Performance Plan (‘LTPP’) on behalf of PDMRs. This announcement is made in accordance with Article 19.3 of MAR.

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
  1     Details of the person discharging managerial responsibilities / person closely associated
         
  a )  
Name
  Andrew Bonfield        
       
 
               
  2    
Reason for the notification
               
       
 
               
  a )  
Position/status
  Finance Director        
       
 
               
  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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     142,567  
       
 
               
                         
       

 
 
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   Outside a trading venue
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of
instrument
 

 

             
       
Identification code
  GB00B08SNH34  
       
 
         
  b )   Nature of the transaction   Shares sold in respect of statutory
            deductions in respect of the TSR/EPS
            portion of the LTPP 2013 award.
             
  c )  
Price(s) and volume(s)
 
 
       
 
 
 
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  10.959163GBP     67,478  
       
 
               
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   London Stock Exchange (XLON)
             

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
1   Details of the person discharging managerial responsibilities / person closely associated
  a )  
Name
  Alison Kay        
       
 
               
  2    
Reason for the notification
               
       
 
               
  a )   Position/status   Group General Counsel & Company Secretary
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     31,836  
       
 
               
  d )  
Aggregated information - Aggregated volume
               
       
 
               
                     
- Price            
e)   Date of the transaction   2016.07.18        
f)   Place of the transaction   Outside a trading venue
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   Ordinary shares of 1117/43 p each
   
instrument, type of
instrument
 

 

         
   
Identification code
  GB00B08SNH34  
   
 
         
b)   Nature of the transaction   Shares sold in respect of statutory
        deductions in respect of the TSR/EPS
        portion of the LTPP 2013 award.
         
c)  
Price(s) and volume(s)
 
 
   
 
 
 
   
 
  Price(s)   Volume(s)
   
 
               
   
 
  10.959163GBP     15,068  
   
 
               
d)  
Aggregated information
- Aggregated volume
- Price
 


 


   
 
 
 
e)  
Date of the transaction
    2016.07.18    
   
 
         
f)   Place of the transaction   London Stock Exchange (XLON)
         

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
1   Details of the person discharging managerial responsibilities / person closely associated
  a )  
Name
  George Mayhew        
       
 
               
  2    
Reason for the notification
               
       
 
               
  a )  
Position/status
  Corporate Affairs Director        
       
 
               
  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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     30,034  
       
 
               
  d )  
Aggregated information - Aggregated volume
               
       
 
               
                         
- Price  

 
 
       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   Outside a trading venue
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of
instrument
 

 

             
       
Identification code
  GB00B08SNH34  
       
 
         
  b )   Nature of the transaction   Shares sold in respect of statutory
            deductions in respect of the TSR/EPS
            portion of the LTPP 2013 award.
             
  c )  
Price(s) and volume(s)
 
 
       
 
 
 
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  10.959163GBP     14,215  
       
 
               
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   London Stock Exchange (XLON)
             

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     46,371  
       
 
               
  d )  
Aggregated information - Aggregated volume
               
       
 
               
                         
- Price  

 
 
       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   Outside a trading venue
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of
instrument
 

 

             
       
Identification code
  GB00B08SNH34  
       
 
         
  b )   Nature of the transaction   Shares sold in respect of statutory
            deductions in respect of the TSR/EPS
            portion of the LTPP 2013 award.
             
  c )  
Price(s) and volume(s)
 
 
       
 
 
 
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  10.959163GBP     21,949  
       
 
               
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   London Stock Exchange (XLON)
             

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
1   Details of the person discharging managerial responsibilities / person closely associated
  a )  
Name
  Mike Westcott        
       
 
               
  2    
Reason for the notification
               
       
 
               
  a )  
Position/status
  Group HR Director        
       
 
               
  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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     42,529  
       
 
               
  d )  
Aggregated information - Aggregated volume
               
       
 
               
                         
- Price  

 
 
       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   Outside a trading venue
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of
instrument
 

 

             
       
Identification code
  GB00B08SNH34  
       
 
         
  b )   Nature of the transaction   Shares sold in respect of statutory
            deductions in respect of the TSR/EPS
            portion of the LTPP 2013 award.
             
  c )  
Price(s) and volume(s)
 
 
       
 
 
 
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  10.959163GBP     20,384  
       
 
               
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   London Stock Exchange (XLON)
             

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
1   Details of the person discharging managerial responsibilities / person closely associated
  a )  
Name
  Stephanie Hazell        
       
 
               
  2    
Reason for the notification
               
       
 
               
  a )   Position/status   Corporate Strategy & Business Development Director
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     34,239  
       
 
               
  d )  
Aggregated information - Aggregated volume
               
       
 
               
                         
- Price  

 
 
       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   Outside a trading venue
             
  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   Ordinary shares of 1117/43 p each
       
instrument, type of
instrument
 

 

             
       
Identification code
  GB00B08SNH34  
       
 
         
  b )   Nature of the transaction   Shares sold in respect of statutory
            deductions in respect of the TSR/EPS
            portion of the LTPP 2013 award.
             
  c )  
Price(s) and volume(s)
 
 
       
 
 
 
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  10.959163GBP     16,206  
       
 
               
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


       
 
 
 
  e )  
Date of the transaction
    2016.07.18    
       
 
         
  f )   Place of the transaction   London Stock Exchange (XLON)
             

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
1   Details of the person discharging managerial responsibilities / person closely associated
  a )  
Name
  Steve Holliday        
       
 
               
  2    
Reason for the notification
               
       
 
               
  a )  
Position/status
  Executive Director        
       
 
               
  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   Ordinary shares of 1117/43 p each
       
instrument, type of instrument
               
             
       
Identification code
  GB00B08SNH34        
       
 
               
  b )   Nature of the transaction   Acquision of securities in respect of the TSR/EPS portion of
       
 
  the LTPP2013 award.        
             
  c )  
Price(s) and volume(s)
               
       
 
               
       
 
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     225,264  
       
 
               
  d )  
Aggregated information - Aggregated volume
               
       
 
               
                     
— Price        
             
  e )   Date of the transaction   2016.07.18
             
  f )   Place of the transaction   Outside a trading venue
             
  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   Ordinary shares of 1117/43 p each
             
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Shares sold in respect of statutory deductions in respect of the TSR/EPS portion of the LTPP 2013 award.
             
  c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
           
       
 
  10.959163GBP     106,620  
       
 
           
  d )   Aggregated information
- Aggregated volume
- Price
   
             
  e )   Date of the transaction   2016.07.18
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             

                                              

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

The attached individual notifications made under article 19.1 of the Market Abuse Regulation (‘MAR’) relate to the National Grid Long Term Performance Plan (‘LTPP’) on behalf of PDMRs. This announcement is made in accordance with Article 19.3 of MAR.

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

             
  1     Details of the person discharging managerial responsibilities / person closely associated
         
  a )  
Name
  Andrew Bonfield
       
 
   
  2     Reason for the notification
         
  a )  
Position/status
  Finance Director
       
 
   
  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
  Ordinary shares of 1117/43 p each

       
 
 
       
Identification code
  GB00B08SNH34
       
 
   
  b )  
Nature of the transaction
  Acquision of securities in respect of the
ROE portion of the LTPP 2012 award.
       
 
   

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
  1     Details of the person discharging managerial responsibilities / person closely associated
         
  a )   Name   Alison Kay
             
  2     Reason for the notification
         
a )   Position/status   Group General Counsel & Company Secretary
             
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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
b )   Nature of the transaction   Acquision of securities in respect of the ROE portion of the LTPP2012 award.
             
c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     3,110  
       
 
               
                 
d) Aggregated information    
    - Aggregated volume    
    - Price    
e)   Date of the transaction   2016.07.18
f)   Place of the transaction   Outside a trading venue
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   Ordinary shares of 1117/43 p each
    Identification code   GB00B08SNH34
         
b)   Nature of the transaction   Shares sold in respect of statutory deductions in respect of the ROE portion of the LTPP 2012 award.
         
c)  
Price(s) and volume(s)
  Price(s)   Volume(s)
   
 
           
   
 
  10.959163GBP     1,473  
   
 
           
d)   Aggregated information
- Aggregated volume
- Price
   
         
e)   Date of the transaction   2016.07.18
         
f)   Place of the transaction   London Stock Exchange (XLON)
         
                                 
c) Price(s
 
) and volume(s)

 

 

 

       
 
 
 
 
       
 
  Price(s)   Volume(s)  
       
 
                 
       
 
  NIL     31,086    
       
 
                 
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


 


       
 
 
 
 
  e )  
Date of the transaction
    2016.07.18    
 
       
 
         
 
  f )   Place of the transaction   Outside a trading venue        
                     
  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   Ordinary shares of 1117/43 p each
       
financial instrument, type of
instrument
 

 

 

       
Identification code
  GB00B08SNH34  
 
       
 
         
 
  b )   Nature of the transaction   Shares sold in respect of statutory
            deductions in respect of the ROE portion
            of the LTPP 2012 award.        
             
  c )   Price(s) and volume(s)   Price(s)   Volume(s)
                     
            10.959163GBP     14,714  
                     
  d )  
Aggregated information
- Aggregated volume
- Price
 


 


 


       
 
 
 
 
         
e)
 
Date of the transaction

  2016.07.18

   
 
   
f)  
Place of the transaction
  London Stock Exchange (XLON)
   
 
   

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
  1     Details of the person discharging managerial responsibilities / person closely associated
         
  a )   Name   George Mayhew
             
  2     Reason for the notification
         
a )   Position/status   Corporate Affairs Director
             
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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
b )   Nature of the transaction   Acquision of securities in respect of the ROE portion of the LTPP2012 award.
             
c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     5,173  
       
 
               
                 
d) Aggregated information    
    - Aggregated volume    
    - Price    
e)   Date of the transaction   2016.07.18
f)   Place of the transaction   Outside a trading venue
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   Ordinary shares of 1117/43 p each
    Identification code   GB00B08SNH34
         
b)   Nature of the transaction   Shares sold in respect of statutory deductions in respect of the ROE portion of the LTPP 2012 award.
         
c)  
Price(s) and volume(s)
  Price(s)   Volume(s)
   
 
           
   
 
  10.959163GBP     2,449  
   
 
           
d)   Aggregated information
- Aggregated volume
- Price
   
         
e)   Date of the transaction   2016.07.18
         
f)   Place of the transaction   London Stock Exchange (XLON)
         

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
  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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
b )   Nature of the transaction   Acquision of securities in respect of the ROE portion of the LTPP2012 award.
             
c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     15,286  
       
 
               
                 
d) Aggregated information    
    - Aggregated volume    
    - Price    
e)   Date of the transaction   2016.07.18
f)   Place of the transaction   Outside a trading venue
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   Ordinary shares of 1117/43 p each
    Identification code   GB00B08SNH34
         
b)   Nature of the transaction   Shares sold in respect of statutory deductions in respect of the ROE portion of the LTPP 2012 award.
         
c)  
Price(s) and volume(s)
  Price(s)   Volume(s)
   
 
           
   
 
  10.959163GBP     7,234  
   
 
           
d)   Aggregated information
- Aggregated volume
- Price
   
         
e)   Date of the transaction   2016.07.18
         
f)   Place of the transaction   London Stock Exchange (XLON)
         

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
  1     Details of the person discharging managerial responsibilities / person closely associated
         
  a )   Name   Mike Westcott
             
  2     Reason for the notification
         
a )   Position/status   Group HR Director
             
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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
b )   Nature of the transaction   Acquision of securities in respect of the ROE portion of the LTPP2012 award.
             
c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     9,273  
       
 
               
                 
d) Aggregated information    
    - Aggregated volume    
    - Price    
e)   Date of the transaction   2016.07.18
f)   Place of the transaction   Outside a trading venue
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   Ordinary shares of 1117/43 p each
    Identification code   GB00B08SNH34
         
b)   Nature of the transaction   Shares sold in respect of statutory deductions in respect of the ROE portion of the LTPP 2012 award.
         
c)  
Price(s) and volume(s)
  Price(s)   Volume(s)
   
 
           
   
 
  10.959163GBP     4,389  
   
 
           
d)   Aggregated information
- Aggregated volume
- Price
   
         
e)   Date of the transaction   2016.07.18
         
f)   Place of the transaction   London Stock Exchange (XLON)
         

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.21

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                         
  1     Details of the person discharging managerial responsibilities / person closely associated
         
  a )   Name   Steve Holliday
             
  2     Reason for the notification
         
a )   Position/status   Executive Director
             
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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
b )   Nature of the transaction   Acquision of securities in respect of the ROE portion of the LTPP2012 award.
             
c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
               
       
 
  NIL     49,119  
       
 
               
                 
d) Aggregated information    
    - Aggregated volume    
    - Price    
e)   Date of the transaction   2016.07.18
f)   Place of the transaction   Outside a trading venue
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   Ordinary shares of 1117/43 p each
    Identification code   GB00B08SNH34
         
b)   Nature of the transaction   Shares sold in respect of statutory deductions in respect of the ROE portion of the LTPP 2012 award.
         
c)  
Price(s) and volume(s)
  Price(s)   Volume(s)
   
 
           
   
 
  10.959163GBP     23,248  
   
 
           
d)   Aggregated information
- Aggregated volume
- Price
   
         
e)   Date of the transaction   2016.07.18
         
f)   Place of the transaction   London Stock Exchange (XLON)
         

                                              

20 July 2016  

National Grid plc (National Grid)  

Notification of Major Interest in National Grid Ordinary Shares

National Grid has received a notification on Form TR-1 from Competrol International Investments Limited that its total interest in National Grid voting ordinary shares is as shown below.

     
1. Identity of the issuer or the underlying issuer of    
existing shares to which voting rights are attached:
 
ii
  National Grid plc
 
   
         
2 Reason for the notification (please tick the appropriate box or boxes):
 
An acquisition or disposal of voting rights    
     
An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached    
     
An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments    
     
An event changing the breakdown of voting rights    
     
Other (please specify):  
Extension of
previously announced
position. See Box 13
below. No threshold has
been crossed.
 



X
   
 
   
     
3. Full name of person(s) subject to    
the notification obligation:
 
iii
  Competrol International Investments Limited
 
   
4. Full name of shareholder(s)
(if different from 3.): iv
 

 
 
5. Date of the transaction and date
on which the threshold is crossed or
reached:
v
  Existing position extended on 19 July
2016. See Box 13 below. No threshold was
crossed.
 
   
6. Date on which issuer notified:
  20 July 2016
 
   
7. Threshold(s) that is/are crossed or
reached:
vi, vii
 

 
 
                             
8. Notified details:  

 
 
 
 
 
 
   

 
 
 
 
 
 
A: Voting rights attached to shares viii, ix                
                 
Class/type of  

 
 
 
 
 
 
shares   Situation previous
                   
if possible using   to the triggering
                   
the ISIN CODE   transaction               Resulting situation after the triggering transaction
             
   
Number
of
  Number
of
Voting
 

Number
 

Number of voting
 


 


 


    Shares   Rights   of shares   rights       % of voting rights x
                         
   
 
      Direct   Direct xi   Indirect xii   Direct   Indirect
   
 
                       
                 
B: Qualifying Financial Instruments                                                                                              
 
Resulting situation after the triggering transaction
 
Type of financial
instrument
  Expiration
date
xiii
  Exercise/Conversion

Period xiv
 
Number of voting
rights that may be
acquired if the
instrument is
exercised/ converted.
  % of voting
rights




           
 
   
                             
C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi
 
Resulting situation after the triggering transaction
 
Type of financial instrument   Exercise
price
  Expiration
date
xvii
  Exercise/
Conversion
period
xviii
  Number of voting rights instrument refers to   % of voting rights xix, xx
                     
Total Return
Equity Swaps
 
-
 
20 July 2017
 
-
 
137,164,285
 
Nominal
 
Delta
 
                           
 
                  -     3.66  
 
                           
         
Total (A+B+C)
Number of voting rights   Percentage of voting rights
137,164,285
    3.66  
 
       
 
9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held,
if applicable:
xxi   
 
     
Proxy Voting:
 
10. Name of the proxy holder:
  N/A
 
   
11. Number of voting rights proxy holder will cease to hold:
  N/A
 
   
12. Date on which proxy holder will cease to hold voting rights:
  N/A
 
   
     
13. Additional information:  
This notification is merely as a
result of the extension of an existing
position to 20 July 2017.
   
 
14. Contact name:  
Struan Oliver, Sidley Austin LLP
   
 
15. Contact telephone number:  
020 7360 2063
   
 

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

David Whincup
Assistant Company Secretary
0207 004 3209

                                              

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS
DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
1   Details of the person discharging managerial responsibilities / person closely
        associated
  a )   Name   Alison Kay
             
2   Reason for the notification
  a )   Position/status   Group General Counsel & Company Secretary
             
  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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Sale of beneficial shares.
             
  c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
           
       
 
  11.17 GBP     2,500  
       
 
           
  d )   Aggregated information
- Aggregated volume
- Price
   
  e )   Date of the transaction   2016.07.11
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.14

                                              

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS
DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
        Details of the person discharging managerial responsibilities /
1   person closely associated
  a )   Name   Nicola Shaw
             
  2     Reason for the notification
  a )   Position/status   Executive Director
             
  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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Award of Ordinary shares under the National Grid Long Term Performance Plan subject to performance conditions shares will vest on 1 July 2019.
             
  c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
           
       
 
  11.0507 GBP     122,164  
       
 
     
  d )   Aggregated information — Aggregated volume — Price    
  e )   Date of the transaction   2016.07.12
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.14
 

                                              

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

The attached individual notifications made under article 19.1 of the Market Abuse Regulation (‘MAR’) relate to the National Grid Share Incentive Plan (‘SIP’) monthly purchases on behalf of PDMRs. This announcement is made in accordance with Article 19.3 of MAR.

Name of officer of issuer responsible for making notification: Robin Kerner. Date of notification: 2016.07.12

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
1   Details of the person discharging managerial responsibilities / person closely associated
  a )   Name   Mike Westcott
             
2   Reason for the notification
         
  a )   Position/status   Group HR Director
             
  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
  Ordinary shares of 1117/43 p each
         
   
        Identification code
  GB00B08SNH34
         
   
  b )   Nature of the transaction
  Monthly purchase of securities (“partnership shares”) under the HMRC Approved Share Incentive Plan
         
   
  c )   Price(s) and volume(s)
  Price(s)   Volume(s)
         
           
         
  11.08585 GBP     11  
         
           
  d )   Aggregated information
- Aggregated volume
- Price
   
         
   
  e )   Date of the transaction
  2016.07.07
         
   
  f )   Place of the transaction
  London Stock Exchange (XLON)
         
   
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.12
 

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                                 
1 Details of the person discharging managerial responsibilities / person closely associated
        a) Name       Alison Kay        
                   
    2 Reason for the notification            
               
        a) Position/status
  Group HR Director        
               
    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 Ordinary shares of 1117/43 p each
        instrument, type of instrument
           
         
        Identification code GB00B08SNH34
       
           
       
    b) Nature of the transaction Monthly purchase of securities (“partnership
                shares”) under the HMRC Approved Share Incentive Plan
     
    c) Price(s) and volume(s)           Price(s)   Volume(s)
         
       
 
              11.08585GBP     11  
                   
d)   Aggregated information
                   
        - Aggregated volume
                   
       
- Price
 
 
 
 
                             
    e)   Date of the transaction
    2016.07.07              
     
                   
f)   Place of the transaction
  London Stock Exchange (XLON)        
     
           
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.12
 

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
1   Details of the person discharging managerial responsibilities / person closely associated
  a )   Name
  Stephanie Hazell
         
   
2   Reason for the notification
         
  a )   Position/status
  Corporate Strategy & Business Development Director
         
   
  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   Ordinary shares of 1117/43 p each
             
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Monthly purchase of securities (“partnership shares”) under the HMRC Approved Share Incentive Plan
             
  c )   Price(s) and volume(s)   Price(s)   Volume(s)
                     
            11.08585GBP     14  
                     
  d )   Aggregated information
- Aggregated volume
- Price
   
             
  e )   Date of the transaction   2016.07.07
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.12
 

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
1   Details of the person discharging managerial responsibilities / person closely associated
  a )   Name
  Steve Holliday
         
   
2   Reason for the notification
         
  a )   Position/status
  Executive Director
         
   
  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   Ordinary shares of 1117/43 p each
             
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Monthly purchase of securities (“partnership shares”) under the HMRC Approved Share Incentive Plan
             
  c )   Price(s) and volume(s)   Price(s)   Volume(s)
                     
            11.08585GBP     13  
                     
  d )   Aggregated information
- Aggregated volume
- Price
   
             
  e )   Date of the transaction   2016.07.07
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.12
 

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
1   Details of the person discharging managerial responsibilities / person closely associated
  a )   Name
  Andrew Bonfield
         
   
  2     Reason for the notification
         
  a )   Position/status
  Group HR Director
         
   
  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   Ordinary shares of 1117/43 p each
             
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Monthly purchase of securities (“partnership shares”) under the HMRC Approved Share Incentive Plan
             
  c )   Price(s) and volume(s)   Price(s)   Volume(s)
                     
            11.08585GBP     13  
                     
  d )   Aggregated information
- Aggregated volume
- Price
   
             
  e )   Date of the transaction   2016.07.07
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.12
 

NATIONAL GRID PLC

NOTIFICATION OF TRANSACTIONS OF PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
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   Ordinary shares of 1117/43 p each
             
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Monthly purchase of securities (“partnership shares”) under the HMRC Approved Share Incentive Plan
             
  c )   Price(s) and volume(s)   Price(s)   Volume(s)
                     
            11.08585GBP     13  
                     
  d )   Aggregated information
- Aggregated volume
- Price
   
             
  e )   Date of the transaction   2016.07.07
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 2016.07.12
 

                                              

NATIONAL GRID PLC
NOTIFICATION OF TRANSACTIONS OF PERSONS
DISCHARGING MANAGERIAL RESPONSIBILITIES

                     
1   Details of the person discharging managerial responsibilities / person closely
        associated
  a )   Name   Mike Westcott
             
2   Reason for the notification
  a )   Position/status   Group HR Director
             
  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   Ordinary shares of 1117/43 p each
        Identification code   GB00B08SNH34
             
  b )   Nature of the transaction   Sale of beneficially held Ordinary shares
             
  c )  
Price(s) and volume(s)
  Price(s)   Volume(s)
       
 
           
       
 
  1121.50p     20,000  
       
 
           
  d )   Aggregated information
- Aggregated volume
- Price
   
  e )   Date of the transaction   05.07.2016
             
  f )   Place of the transaction   London Stock Exchange (XLON)
             
 
Name of officer of issuer responsible for making notification: Robin Kerner.
Date of notification: 7 July 2016