Director/PDMR Shareholding

Announcement of Director's interests in securities by Alliance Trust PLC       
                                                                               
Director's interests in securities                                             
                                                                               
Name of Company                    Alliance Trust PLC                          
                                                                               
Name of Director                   David Alun Deards                           
                                                                               
Type of Transaction                Transfer of shares in respect of which the  
                                   director has a deemed beneficial interest   
                                   from the Trustee of the Second Alliance     
                                   Trust Employee Benefit Trust to the Trustee 
                                   of the Alliance Trust Employee Benefit      
                                   Trust.                                      
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DR 3.1.4R(1) (a) and DR     
                                   3.1.4(R) (1) (b) [section 324 as extended by
                                   section 328 of the Companies Act 1985 or    
                                   entered into the Company's register in      
                                   accordance with s325(3) or (4)of the        
                                   Companies Act 1985]                         
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          N/A.                                        
                                                                               
Number of shares                   N/A.                                        
                                                                               
Price per share                    N/A.                                        
                                                                               
Date and place of transaction      N/A. UK.                                    
                                                                               
Date Company Notified              5 July 2006.                                
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      38,613                                      
self, connected persons and Share                                              
Incentive                                                                      
                                                                               
Plan excluding Employee Benefit                                                
Trust)                                                                         
                                                                               
Beneficial interest in shares held 7,787                                       
for director by Trustee of                                                     
Alliance Trust Employee Benefit                                                
Trust                                                                          
                                                                               
Deemed beneficial interest in      162,940                                     
shares held for company by Trustee                                             
of Alliance Trust Employee Benefit                                             
Trust                                                                          
                                                                               
Total percentage of issued class   0.031% (all interests)                      
                                                                               
This notification does not relate to dealings by persons otherwise connected   
with the named director.                                                       
                                                                               
Name of Company                    Alliance Trust PLC                          
                                                                               
Name of Director                   Alan Jerry Harden                           
                                                                               
Type of Transaction                Transfer of shares in respect of which the  
                                   director has a deemed beneficial interest   
                                   from the Trustee of the Second Alliance     
                                   Trust Employee Benefit Trust to the Trustee 
                                   of the Alliance Trust Employee Benefit      
                                   Trust.                                      
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DR 3.1.4R(1) (a) and DR     
                                   3.1.4(R) (1) (b) [section 324 as extended by
                                   section 328 of the Companies Act 1985 or    
                                   entered into the Company's register in      
                                   accordance with s325(3) or (4)of the        
                                   Companies Act 1985]                         
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          N/A.                                        
                                                                               
Number of shares                   N/A.                                        
                                                                               
Price per share                    N/A.                                        
                                                                               
Date and place of transaction      N/A. UK.                                    
                                                                               
Date Company Notified              5 July 2006.                                
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      22,346                                      
self, connected persons and Share                                              
Incentive                                                                      
                                                                               
Plan excluding Employee Benefit                                                
Trust)                                                                         
                                                                               
Beneficial interest in shares held 15,959                                      
for director by Trustee of                                                     
Alliance Trust Employee Benefit                                                
Trust                                                                          
                                                                               
Deemed beneficial interest in      162,940                                     
shares held for company by Trustee                                             
of Alliance Trust Employee Benefit                                             
Trust                                                                          
                                                                               
Total percentage of issued class   0.030% (all interests)                      
                                                                               
This notification does not relate to dealings by persons otherwise connected   
with the named director.                                                       
                                                                               
Name of Company                    Alliance Trust PLC                          
                                                                               
Name of Director                   Sheila Monica Ruckley                       
                                                                               
Type of Transaction                Transfer of shares in respect of which the  
                                   director has a deemed beneficial interest   
                                   from the Trustee of the Second Alliance     
                                   Trust Employee Benefit Trust to the Trustee 
                                   of the Alliance Trust Employee Benefit      
                                   Trust.                                      
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DR 3.1.4R(1) (a) and DR     
                                   3.1.4(R) (1) (b) [section 324 as extended by
                                   section 328 of the Companies Act 1985 or    
                                   entered into the Company's register in      
                                   accordance with s325(3) or (4)of the        
                                   Companies Act 1985]                         
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          N/A.                                        
                                                                               
Number of shares                   N/A.                                        
                                                                               
Price per share                    N/A.                                        
                                                                               
Date and place of transaction      N/A. UK.                                    
                                                                               
Date Company Notified              5 July 2006.                                
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      53,395                                      
self, connected persons and Share                                              
Incentive                                                                      
                                                                               
Plan excluding Employee Benefit                                                
Trust)                                                                         
                                                                               
Beneficial interest in shares held 7,405                                       
for director by Trustee of                                                     
Alliance Trust Employee Benefit                                                
Trust                                                                          
                                                                               
Deemed beneficial interest in      162,940                                     
shares held for company by Trustee                                             
of Alliance Trust Employee Benefit                                             
Trust                                                                          
                                                                               
Total percentage of issued class   0.033% (all interests)                      
                                                                               
This notification does not relate to dealings by persons otherwise connected   
with the named director.                                                       
                                                                               
Name of Company                    Alliance Trust PLC                          
                                                                               
Name of Director                   Alan Young                                  
                                                                               
Type of Transaction                Transfer of shares in respect of which the  
                                   director has a deemed beneficial interest   
                                   from the Trustee of the Second Alliance     
                                   Trust Employee Benefit Trust to the Trustee 
                                   of the Alliance Trust Employee Benefit      
                                   Trust.                                      
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DR 3.1.4R(1) (a) and DR     
                                   3.1.4(R) (1) (b) [section 324 as extended by
                                   section 328 of the Companies Act 1985 or    
                                   entered into the Company's register in      
                                   accordance with s325(3) or (4)of the        
                                   Companies Act 1985]                         
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          N/A.                                        
                                                                               
Number of shares                   N/A.                                        
                                                                               
Price per share                    N/A.                                        
                                                                               
Date and place of transaction      N/A. UK.                                    
                                                                               
Date Company Notified              5 July 2006.                                
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      47,731                                      
self, connected persons and Share                                              
Incentive                                                                      
                                                                               
Plan excluding Employee Benefit                                                
Trust)                                                                         
                                                                               
Beneficial interest in shares held 5,002                                       
for director by Trustee of                                                     
Alliance Trust Employee Benefit                                                
Trust                                                                          
                                                                               
Deemed beneficial interest in      162,940                                     
shares held for company by Trustee                                             
of Alliance Trust Employee Benefit                                             
Trust                                                                          
                                                                               
Total percentage of issued class   0.032% (all interests)                      
                                                                               
This notification does not relate to dealings by persons otherwise connected   
with the named director.                                                       
                                                                               
Name of contact                    Mr. Ian Anderson                            
                                                                               
Telephone Number                   01382 201700                                
                                                                               
Date of notification               06 July 2006