Harmony Gold Mining Company Ltd - Dealing In Securities                         
Harmony Gold Mining Company Ltd                                                 
Incorporated in the Republic of South Africa                                    
Registration number: 1950/038232/06                                             
Share code: HAR                                                                 
ISIN: ZAE000015228                                                              
DEALING IN SECURITIES                                                           
In terms of paragraph 3.63 - 3.65 of the Listings Requirements of the JSE       
Limited, the following information is disclosed in respect of the exercise of   
share options by a senior executive of the company:                             
Name:                                   Tracey Jonkheid                         
Capacity:                               Senior Executive                        
Class of security:                      Ordinary                                
Strike price:                           R39.00                                  
Date of the transaction:                23 June 2006                            
Price per share:                        R103.78                                 
Number of securities:                   11,000                                  
Net value of transaction pre tax:       R712,580                                
Nature of transaction:                  Disposal of shares subsequent to the    
exercise of share options               
Share option maturity date:             5 years                                 
Extent of interest:                     Direct beneficial                       
The required prior written clearance for these transactions had been obtained.  
Johannesburg                                                                    
23 June 2006                                                                    
Sponsor                                                                         
Merrill Lynch South Africa (Pty) Limited                                        
Date: 23/06/2006 04:48:55 PM Supplied by www.sharenet.co.za                     
Produced by the JSE SENS Department