OML - Old Mutual plc - Form 8.32 Sep 2010
OML   DDT
OLOML                                                                           
OML - Old Mutual plc - Form 8.3                                                 
OLD MUTUAL plc                                                                  
Issuer code: OLOML                                                              
JSE Share code: OML                                                             
NSX share code: OLM                                                             
ISIN: GB0007389926                                                              
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                Old Mutual plc and              
positions/dealings are being disclosed:         subsidiaries                    
(b) Owner or controller of interests and short                                  
positions disclosed, if different from 1(a):                                    
The naming of nominee or vehicle                                            
companies is insufficient                                                       
(c) Name of offeror/offeree in relation to      Dimension Data Holdings Plc     
whose relevant securities this form relates:    GB0008435405                    
Use a separate form for each                                                
offeror/offeree                                                                 
(d) If an exempt fund manager connected with                                    
an offeror/offeree, state this and specify                                      
identity of offeror/offeree:                                                    
(e) Date position held/dealing undertaken:      01 September 2010               
(f) Has the discloser previously disclosed, or  No                              
are 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:   USD 0.01                                          
                             Interests                 Short positions          
                             Number            %       Number            %      
(1)  Relevant securities      31,462,235        1.84%                           
owned and/or controlled:                                                        
(2)  Derivatives (other than                                                    
options):                                                                       
(3)  Options and agreements                                                     
to purchase/sell:                                                               
    TOTAL:                   31,462,235        1.84%                            
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           Price per unit        
security                              securities                                
Ordinary            Sale              15,209              GBP 1.20              
(b)  Derivatives transactions (other than options)                              
Class of     Product       Nature of dealing       Number of     Price per      
relevant     description   e.g. opening/closing a  reference     unit           
security     e.g. CFD      long/short position,    securities                   
                          increasing/reducing a                                 
                          long/short position                                   

(c)  Options transactions in respect of existing securities                     
(i)  Writing, selling, purchasing or varying                                    
Class of Product      Writing,    Number    Exercis  Type      Expir   Option   
relevant description  purchasing, of        e price  e.g.      y       money    
security e.g. call    selling,    securiti  per      American, date    paid/    
        option       varying     es to     unit     European          received  
                     etc.        which              etc.              per unit  
option                                         
                                 relates                                        
                                                                                
(ii) Exercising                                                                 
Class of relevant   Product           Number of           Exercise price per    
security            description       securities          unit                  
                   e.g. call option                                             
                                                                                
(d)  Other dealings (including subscribing for new securities)                  
Class of          Nature of dealing       Details            Price per unit     
relevant          e.g. subscription,                         (if applicable)    
security          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:                     02 September 2010                       
Contact name:                           Kamal Hussain                           
Telephone number:                       020 7002 7191                           
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    
2 September 2010                                                                
Sponsor:                                                                        
Merrill Lynch South Africa (Pty) Limited                                        
Date: 02/09/2010 16:15:01 Produced by the JSE SENS Department.                  
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