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               Christopher Masters

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

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      Alliance Trust Savings Nominees Limited

Number of shares               32

Price per share                £3.7575

Date and place of              6 February 2007. UK.
transaction

Date Company Notified          9 February 2007.

Total share interests
following this information:    10,418

Total percentage of issued     0.002% (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           9 February 2007