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 Select Investment
                                   Plan pursuant to 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                   259

Price per share                    £3.8186

Date and place of transaction      6 June 2007. UK.

Date Company Notified              7 June 2007.

Total share interests following
this information:

Beneficially Owned (including      42,864
self, connected persons and
Share Incentive Plan excluding
Employee Benefit Trust)

Beneficial interest in shares      25,185
held 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   0.175% (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                Increase in beneficial interest following
                                   purchase of shares (within Select Investment
                                   Plan pursuant to standing instruction) by
                                   son being a connected person.

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                   12

Price per share                    £3.8186

Date and place of transaction      6 June 2007. UK.

Date Company Notified              7 June 2007.

Total share interests following
this information:

Beneficially Owned (including      42,876
self, connected persons and
Share Incentive Plan excluding
Employee Benefit Trust)

Beneficial interest in shares      25,185
held 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   0.175% (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                   [phone]

Date of notification               7 June 2007