Holding(s) in Company

NOTIFICATION OF MAJOR INTERESTS IN SHARES                   

All relevant boxes should be completed in block capital letters.

1. Name of company                   2. Name of shareholder having a major     
                                        interest                               
                                                                               
   INVESTEC PLC                         OLD MUTUAL PLC                         

3. Please state whether notification 4. Name of the registered holder(s) and,  
   indicates that it is in respect      if more than one holder, the number of 
   of holding of the shareholder        shares held by each of them            
   named in 2 above or in respect of                                           
   a non-beneficial interest or in                                             
   the case of an individual holder                                            
   if it is a holding of that                                                  
   person's spouse or children under                                           
   the age of 18                                                               
                                                                               
   OLD MUTUAL PLC                       SEE BELOW                              

5. Number of      6. Percentage of  7. Number of shares 8. Percentage of      
   shares/amount     issued class      /amount of stock    issued class       
   of stock                            disposed                               
   acquired                                                                   
                                                                              
   NOT APPLICABLE    NOT APPLICABLE   NOT DISCLOSED        NOT DISCLOSED       

9. Class of security                10. Date of          11. Date company      
                                        transaction          informed          
                                                                               
   INVESTEC PLC ORDINARY SHARES OF      1ST NOVEMBER         2ND NOVEMBER 2005 
   £0.001 EACH                          2005                                   

12. Total holding following this     13. Total percentage holding of issued    
    notification                         class following this notification     
                                                                               
    6,421,917                            8.6 PER CENT.                         

14. Any additional information       15. Name of contact and telephone number  
                                         for queries                           
                                                                               
                                         RICHARD VARDY, GROUP SECRETARY        
                                                                               
                                         [phone]                   

16. Name and signature of authorised company official responsible for making   
    this notification                                                          
                                                                               
    RICHARD VARDY                                                              
                                                                               
    GROUP SECRETARY                                                            
                                                                               
Date of notification 2 NOVEMBER 2005                                           

Details required under Box 4 above

Number of Company                     Registered Holder                         
Shares                                                                          
                                                                                
2,689,741 Old Mutual Asset Managers   Old Mutual Life Assurance Company (South  
          (South Africa) (Pty) Ltd    Africa) Ltd                               
                                                                                
        0 Investec Asset Management   Old Mutual Life Assurance Company (South  
          (Pty) Ltd (not an Old       Africa) Ltd                               
          Mutual Company)                                                       
                                                                                
    1,324 PeregrineQuant (Pty) Ltd    Old Mutual Life Assurance Company (South  
          (not an Old Mutual Company) Africa) Ltd                               
                                                                                
        0 Frater Asset Management     Old Mutual Life Assurance Company (South  
          (Pty) Ltd (not an Old       Africa) Ltd                               
          Mutual Company)                                                       
                                                                                
  494,801 Old Mutual Asset Managers   Old Mutual Unit Trusts (SA)               
          (South Africa) (Pty) Ltd                                              
                                                                                
1,559,992 Old Mutual Asset Managers   Old Mutual Asset Managers (South Africa)  
          (South Africa) (Pty) Ltd    Ltd (Managed fund client assets)          
                                                                                
    1,213 Old Mutual Asset Managers   BoE Life Assurance Ltd                    
          (South Africa) (Pty) Ltd                                              
                                                                                
   40,722 Old Mutual Asset Managers   Old Mutual Asset Managers (Namibia) Ltd   
          (Namibia) (Pty) Ltd         (Managed fund client assets)              
                                                                                
      110 Old Mutual Asset Managers   Old Mutual Unit Trusts (Namibia)          
          (South Africa) (Pty) Ltd                                              
                                                                                
   53,765 Old Mutual Asset Managers   Old Mutual Life Assurance Company         
          (Namibia) (Pty) Ltd         (Namibia) Ltd                             
                                                                                
   58,093 Old Mutual Asset Managers   Old Mutual Global Asset Fund              
          (Bermuda) Ltd                                                         
                                                                                
  148,428 Old Mutual Asset Managers   Old Mutual South Africa Equity Trust      
          (Bermuda) Ltd               Limited                                   
                                                                                
   79,021 Old Mutual Asset Managers   Mutual & Federal Limited                  
          (South Africa) (Pty) Ltd                                              
                                                                                
    2,573 Quantitive Asset Management ABSA Nominees                             
                                                                                
    9,501 Quantitive Asset Management Nedbank Nominees Ltd                      
                                                                                
  130,800 Quantitive Asset Management Standard Bank Nominees Ltd                
                                                                                
    2,417 NIB Securities              NIB IPS Nominees (Pty) Ltd                
                                                                                
   59,590 Syfrets Securities          Syfrets Securities Nominees (Pty) Ltd     
                                                                                
   11,815 NIB Collective Investment   Nedcor Bank Nominees                      
          Schemes                                                               
                                                                                
  214,333 BOE Personal Stockbrokers   BNS Nominees                              
                                                                                
      407 Old Mutual (STRAC)          Nedcor Bank Nominees                      
                                                                                
      861 BOE Fiduciary               Nedcor Bank Nominees                      
                                                                                
  161,713 BOE Private Clients         Nedbank Nominees Ltd                      
                                                                                
      185 BOE Private Clients         Registered Own Name                       
                                                                                
  700,512 Old Mutual Asset Managers   HSBC Global Custody Nominee (UK) Ltd      
          (UK) Ltd                                                              
                                                                                
6,421,917