Holding(s) in Company

SMG PLC
07 January 2008


TR-1: Notifications of Major Interests in Shares

1.  Identity of the issuer or the underlying issuer of existing shares to which 
    voting rights are attached:    

    SMG plc    


2.  Reason for notification (yes/no)

    An acquisition or disposal of voting rights                             Yes

    An acquisition or disposal of financial instruments which may result    No
    in the acquisition of shares already issued to which voting rights     
    are attached

    An event changing the breakdown of voting rights                        No

    Other (please specify):______________                                   No


3.  Full name of person(s) subject to notification obligation (iii):     

    Artermis Investment Management Ltd              


4.  Full name of shareholder(s) (if different from 3): (iv)         

    Artemis UK Growth
    Artemis Institutional UK Growth
    Artemis Alpha Trust plc
                     

5.  Date of transaction (and date on which the threshold is crossed or reached) (v)               

    19 December 2007


6.  Date on which issuer notified:                    

    21 December 2007


7.  Threshold(s) that is/are crossed or reached:      

    6%

                                                                                    
8: Notified Details

A: Voting rights attached to shares

Class/type   Situation previous to  Resulting situation after the triggering
of shares    the triggering         transaction
             transaction (vi)
If possible
use ISIN     Number of   Number of  Number of  Number of          Percentage of
code         shares      voting     shares     voting rights      voting rights
                         rights                    (ix)
                         (viii)
                                    Direct     Direct   Indirect  Direct Indirect
                                               (x)                       (xi)

Ord 2.5p     8,500,490   8,500,490  62,979,581 62,979,581         6.62%
GB0004325402


B: Financial Instruments

Resulting situation after the triggering transaction

Type of     Expiration Exercise/     No. of voting rights that may   Percentage
financial   date       conversion    be acquired (if the instrument  of voting
instrument             period/date   exercised/converted)            rights


Total (A+B)

Number of voting rights              Percentage of voting rights
62,979,581                           6.62%

9.  Chain of controlled undertakings through which the voting rights and /or the
    financial instruments are effectively held, if applicable:


Proxy Voting:

10. Name of proxy holder:


11. Number of voting rights proxy holder will cease to hold:


12. Date on which proxy holder will cease to hold voting rights:


13. Additional information:


14. Contact name:                

    Jane E A Tames
    Company Secretary
    SMG plc


15. Contact telephone name:     
    
    0141 300 3074






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