FORM 8.3

               PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY            

        A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE     

                      Rule 8.3 of the Takeover Code (the "Code")                   

    1.         KEY INFORMATION

    (a) Identity of the person whose positions/dealings  Magnetar Financial (UK) LLP       
    are being disclosed:                                                                   
                                                                                           
    (b) Owner or controller of interests and short       N/A                               
    positions disclosed, if different from 1(a):                                           
         The naming of nominee or vehicle companies is                                     
    insufficient                                                                           
                                                                                           
    (c) Name of offeror/offeree in relation to whose     Tesco Plc                         
    relevant securities this form relates:                                                 
         Use a separate form for each offeror/offeree                                      
                                                                                           
    (d) If an exempt fund manager connected with an      N/A                               
    offeror/offeree, state this and specify identity of                                    
    offeror/offeree:                                                                       
                                                                                           
    (e) Date position held/dealing undertaken:           June 20, 2017                     
                                                                                           
    (f)  Has the discloser previously disclosed, or are  Yes - Booker Group Plc            
    they today disclosing, under the Code in respect of                                    
    any other party to this offer?                                                         

    2.         POSITIONS OF THE PERSON MAKING THE DISCLOSURE

    (a)        Interests and short positions in the relevant securities of the
    offeror or offeree to which the disclosure relates following the dealing (if
    any)

    Class of relevant security:                             5p ordinary                     
                                                        ISIN: GB0008847096                  
                                                                                            
                                                Interests               Short positions     
                                                                                            
                                             Number          %           Number         %   
                                                                                            
    (1) Relevant securities owned and/                                                      
    or controlled:                                                                          
                                                                                            
    (2) Derivatives (other than             155,641        0.00%       17,173,966     0.22% 
    options):                                                                               
                                                                                            
    (3) Options and agreements to                                                           
    purchase/sell:                                                                          
                                                                                            
                                            155,641       0.00%        17,173,966     0.22% 
         TOTAL:                                                                             

    All interests and all short positions should be disclosed.

    Details of any open derivative or option positions, or agreements to purchase
    or sell relevant securities, should be given on a Supplemental Form 8 (Open
    Positions).

    (b)        Rights to subscribe for new securities (including directors' and
    other executive options)

    Class of relevant security in relation to                                              
    which subscription right exists:                                                       
                                                                                           
    Details, including nature of the rights                                                
    concerned and relevant percentages:                                                    

    If there are positions or rights to subscribe to disclose in more than one
    class of relevant securities of the offeror or offeree named in 1(c), copy
    table 2(a) or (b) (as appropriate) for each additional class of relevant
    security.

    3.         DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

    (a)        Purchases and sales

      Class of relevant       Purchase/sale     Number of securities     Price per unit    
          security                                                                         
                                                                                           

     (b)       Derivatives transactions (other than options)

        Class of        Product         Nature of dealing       Number of    Price per unit
        relevant      description    e.g. opening/closing a     reference                  
        security        e.g. CFD      long/short position,      securities                 
                                      increasing/reducing a                                
                                       long/short position                                 
                                                                                           
    Ordinary shares       Swap          Increasing a long         38,050         1.6828    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long         42,799         1.6814    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long          166           1.6810    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long         36,443         1.6822    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long           53           1.6820    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long         2,617          1.6841    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long           66           1.6845    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long           94           1.6845    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long           2            1.6850    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long           31           1.6835    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long           1            1.6835    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Increasing a long         1,840          1.6800    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Decreasing a long         4,000          1.6824    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Decreasing a long           1            1.6800    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Decreasing a long           1            1.6850    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Decreasing a long           1            1.6845    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Decreasing a long           2            1.6835    
                                            position                                       
                                                                                           
    Ordinary shares       Swap          Decreasing a long          300           1.6799    
                                            position                                       

     (c)       Options transactions in respect of existing securities

    (i)         Writing, selling, purchasing or varying

    Class of    Product      Writing,   Number of  Exercise      Type      Expiry    Option 
    relevant  description  purchasing,  securities price per     e.g.       date     money  
    security   e.g. call     selling,    to which    unit     American,              paid/  
                 option    varying etc.   option               European             received
                                         relates                 etc.               per unit
                                                                                            

    (ii)        Exercising

      Class of relevant    Product description  Number of securities   Exercise price per  
          security          e.g. call option                                  unit         
                                                                                           

    (d)        Other dealings (including subscribing for new securities)

     Class of relevant       Nature of dealing             Details        Price per unit (if
         security            e.g. subscription,                              applicable)    
                                 conversion                                                 
                                                                                            

    The currency of all prices and other monetary amounts should be stated.

    Where there have been dealings in more than one class of relevant securities of
    the offeror or offeree named in 1(c), copy table 3(a), (b), (c) or (d) (as
    appropriate) for each additional class of relevant security dealt in.

    4.         OTHER INFORMATION

    (a)        Indemnity and other dealing arrangements

    Details of any indemnity or option arrangement, or any agreement or                    
    understanding, formal or informal, relating to relevant securities which may be        
    an inducement to deal or refrain from dealing entered into by the person making        
    the disclosure and any party to the offer or any person acting in concert with         
    a party to the offer:                                                                  
    If there are no such agreements, arrangements or understandings, state "none"          
                                                                                           
                                                                                           
    None                                                                                   

    (b)        Agreements, arrangements or understandings relating to options or
    derivatives

    Details of any agreement, arrangement or understanding, formal or informal,            
    between the person making the disclosure and any other person relating to:             
    (i)  the voting rights of any relevant securities under any option; or                 
    (ii) the voting rights or future acquisition or disposal of any relevant               
    securities to which any derivative is referenced:                                      
    If there are no such agreements, arrangements or understandings, state "none"          
                                                                                           
    None                                                                                   

    (c)        Attachments

    Is a Supplemental Form 8 (Open Positions) attached?                           No       

       

    Date of disclosure:                         June 22, 2017                              
                                                                                           
    Contact name:                               Julianna Ethell                            
                                                                                           
    Telephone number:                           847-905-4688                               

    Public disclosures under Rule 8 of the Code must be made to a Regulatory
    Information Service and must also be emailed to the Takeover Panel at 
    monitoring@disclosure.org.uk .  The Panel's Market Surveillance Unit is
    available for consultation in relation to the Code's dealing disclosure
    requirements on +44 (0)20 7638 0129.

    The Code can be viewed on the Panel's website at www.thetakeoverpanel.org.uk .