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            Lesley Mary Samuel Knox

Type of Transaction         Increase in beneficial interest
                            following purchase of shares
                            (within Select ISA pursuant to
                            regular standing instruction).

Reason for Notification     A transaction required to be
                            notified in accordance with DTR
                            3.1.4R(1) (a) and DTR 3.1.4(R) (1)
                            (b)

Class of Security           Ordinary 2.5p shares

Name of registered holder   Alliance Trust Savings Nominees
                            Limited

Number of shares            50

Price per share             £3.7875
Date and place of           09 May 2007. UK.
transaction
Date Company Notified       10 May 2007.

Total share interests       98,608
following this
information:

Total percentage of issued  0.015% (all interests)
class
This notification does not relate to dealings by persons
otherwise connected with the named director.







Name of Company             Alliance Trust PLC

Name of Director            Lesley Mary Samuel Knox

Type of Transaction         Increase in beneficial interest
                            following purchase of shares
                            (within Select Pension pursuant to
                            regular standing instruction) by
                            child under 18 years.

Reason for Notification     A transaction required to be
                            notified in accordance with DTR
                            3.1.4R(1) (a) and DTR 3.1.4(R) (1)
                            (b)

Class of Security           Ordinary 2.5p shares

Name of registered holder   Alliance Trust Savings Nominees
                            Limited

Number of shares            119

Price per share             £3.7875
Date and place of           09 May 2007. UK.
transaction
Date Company Notified       10 May 2007.

Total share interests       98,727
following this
information:

Total percentage of issued  0.015% (all interests)
class

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        10 May 2007