Director/PDMR Shareholding

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 regular standing           
                                   instruction).                               
                                                                               
Reason for Notification            A transaction required to be notified in    
                                   accordance with DR 3.1.4R(1).               
                                                                               
Class of Security                  Ordinary 2.5p shares                        
                                                                               
Name of registered holder          Alliance Trust Savings Nominees Limited     
                                                                               
Number of shares                   33                                          
                                                                               
Price per share                    £3.71                                       
                                                                               
Date and place of transaction      7 November 2006. UK.                        
                                                                               
Date Company Notified              8 November 2006.                            
                                                                               
Total share interests following                                                
this information:                                                              
                                                                               
Beneficially Owned (including      1,283                                       
self, connected persons and
Share Incentive Plan excluding
Employee Benefit Trust)                                                                         
                                                                               
Beneficial interest in shares      8,417                                       
held for PDMR by Trustee of  
Employee Benefit Trust                                                                  
                                                                               
Deemed beneficial interest in      162,940                                     
shares held for company by 
Trustee of Employee Benefit Trust                                                      
                                                                               
Total percentage of issued class   0.026% (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                   01382 201700                                
                                                                               
Date of notification               8 November 2006