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                   Alan Jerry Harden                           
                                                                               
Type of Transaction                Increase in beneficial interest following   
                                   purchase of shares (within Share Incentive  
                                   Plan pursuant to standing instruction).     
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DTR 3.1.4R(1) (a)           
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          Alliance Trust Savings Nominees Limited     
                                                                               
Number of shares                   35                                          
                                                                               
Price per share                    £3.62                                       
                                                                               
Date and place of transaction      6 November 2007. UK.                        
                                                                               
Date Company Notified              6 November 2007.                            
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      50,397                                      
self, connected persons and Share                                              
Incentive Plan excluding Employee                                              
Benefit Trust)                                                                 
                                                                               
Beneficial interest in shares held 25,185                                      
for director by Trustee of                                                     
Employee Benefit Trust                                                         
                                                                               
Deemed beneficial interest in      1,108,624                                   
shares held for company by Trustee                                             
of Employee Benefit Trust                                                      
                                                                               
Total percentage of issued class   0.176% (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                   David Alun Deards                           
                                                                               
Type of Transaction                Increase in beneficial interest following   
                                   purchase of shares (within Share Incentive  
                                   Plan pursuant to standing instruction).     
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DTR 3.1.4R(1) (a)           
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          Alliance Trust Savings Nominees Limited     
                                                                               
Number of shares                   34                                          
                                                                               
Price per share                    £3.62                                       
                                                                               
Date and place of transaction      6 November 2007. UK.                        
                                                                               
Date Company Notified              6 November 2007.                            
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      42,653                                      
self, connected persons and Share                                              
Incentive Plan excluding Employee                                              
Benefit Trust)                                                                 
                                                                               
Beneficial interest in shares held 12,496                                      
for director by Trustee of                                                     
Employee Benefit Trust                                                         
                                                                               
Deemed beneficial interest in      1,108,624                                   
shares held for company by Trustee                                             
of Employee Benefit Trust                                                      
                                                                               
Total percentage of issued class   0.173% (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                   Janet Pope                                  
                                                                               
Type of Transaction                Increase in beneficial interest following   
                                   purchase of shares (within Share Incentive  
                                   Plan pursuant to standing instruction).     
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DTR 3.1.4R(1) (a)           
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          Alliance Trust Savings Nominees Limited     
                                                                               
Number of shares                   34                                          
                                                                               
Price per share                    £3.62                                       
                                                                               
Date and place of transaction      6 November 2007. UK.                        
                                                                               
Date Company Notified              6 November 2007.                            
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      19,949                                      
self, connected persons and Share                                              
Incentive Plan excluding Employee                                              
Benefit Trust)                                                                 
                                                                               
Beneficial interest in shares held 4,258                                       
for director by Trustee of                                                     
Employee Benefit Trust                                                         
                                                                               
Deemed beneficial interest in      1,108,624                                   
shares held for company by Trustee                                             
of Employee Benefit Trust                                                      
                                                                               
Total percentage of issued class   0.168% (all interests)                      
                                                                               
This notification does not relate to dealings by persons otherwise connected   
with the named director.                                                       
                                                                               
Announcement of Person Discharging Managerial Responsibilities (PDMR) interests
in securities by Alliance Trust PLC                                            
                                                                               
PDMR interests in securities                                                   
                                                                               
Name of Company                    Alliance Trust PLC                          
                                                                               
Name of PDMR                       Rowland Strickland                          
                                                                               
Type of Transaction                Increase in beneficial interest following   
                                   purchase of shares (within Share Incentive  
                                   Plan pursuant to standing instruction).     
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DTR 3.1.4R(1).              
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          Alliance Trust Savings Nominees Limited     
                                                                               
Number of shares                   34                                          
                                                                               
Price per share                    £3.62                                       
                                                                               
Date and place of transaction      6 November 2007. UK.                        
                                                                               
Date Company Notified              6 November 2007.                            
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      2,070                                       
self, connected persons and Share                                              
Incentive Plan excluding Employee                                              
Benefit Trust)                                                                 
                                                                               
Beneficial interest in shares held 13,126                                      
for PDMR by Trustee of Employee                                                
Benefit Trust                                                                  
                                                                               
Deemed beneficial interest in      1,108,624                                   
shares held for company by Trustee                                             
of Employee Benefit Trust                                                      
                                                                               
Total percentage of issued class   0.167% (all interests)                      
                                                                               
This notification does not relate to dealings by persons otherwise connected   
with the named PDMR.                                                           
                                                                               
Name of contact                    Mr. Ian Anderson                            
                                                                               
Telephone Number                   [phone]                          
                                                                               
Date of notification               6 November 2007