HAR - Harmony Gold Mining Company - Disclosure of issued share capital      
    HARMONY GOLD MINING COMPANY LIMITED                                         
    Incorporated in 1950                                                        
Registration number 1950/038232/06                                          
    Share code: HAR                                                             
    NASDAQ, NYSE: HMY                                                           
    ISIN: ZAE000015228                                                          

    DISCLOSURE OF ISSUED SHARE CAPITAL                                          
                                                                                
    REGULATORY ANNOUNCEMENT                                                     
In accordance with the Financial Services Authority`s Disclosure and        
    Transparency Rules, the Company advises that its issued share capital       
    comprises 399 993 950 ordinary shares at R0,50 each. The voting rights of   
    all of these shares are identical with each share carrying the right to one 
vote. The Company holds no ordinary shares in Treasury.                     
    The above figure may be used by shareholders as the denominator for the     
    calculations by which they will determine if they are required to notify    
    their interests in, or a change to their interest in Harmony Gold Mining    
Company Limited under the Disclosure and Transparency Rules.                
    Issued by Harmony Gold Mining Company Limited                               
                                                                                
    3 May 2007                                                                  

    For more details contact:                                                   
                                                                                
    Marian van der Walt                                                         
Company Secretary                                                           
                                                                                
    on +27(0)82 888 1242                                                        
                                                                                
or                                                                          
                                                                                
    Lizelle du Toit                                                             
    Investor Relations Officer                                                  
on +27(0)82 465 1244                                                        
Date: 03/05/2007 10:00:05 Supplied by www.sharenet.co.za                     
Produced by the JSE SENS Department                             .