Rule 8.3 - ALLIANCE TRUST PLC

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing      BARCLAYS PLC
(Note 1)
Company dealt in            ALLIANCE TRUST PLC
Class of relevant security  ORD GBP 0.25
to which the dealings
being disclosed relate
(Note 2)
Date of dealing             19 MAY 2006

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a)  Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)





(1) Relevant          1,626,838    (3.23%)             0   (0.00%)
securities
(2) Derivatives               0    (0.00%)         4,746   (0.01%)
(other than
options)
(3) Options and               0    (0.00%)             0   (0.00%)
agreements to
purchase/sell
Total                 1,626,838    (3.23%)         4,746   (0.01%)


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                    Long                     Short
relevant
security:

                  Number                    Number
                                  (%)                       (%)
(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


  (c)  Rights to subscribe (Note 3)

Class of relevant           Details
security:



3.   DEALINGS (Note 4)

(a)  Purchases and sales

Purchase/sale Number of Securities Price per unit
                                  (GBP)
Purchase      200                  33.5682
Purchase      200                  33.5682
Purchase      150                  33.5270
Purchase      2,263                33.6854
Sale          580                  33.6500
Sale          40                   33.6500
Sale          305                  33.5700
Sale          200                  33.7300
Sale          500                  33.8500

(b)  Derivatives transactions (other than options)

Product    Long/Short    Number of Securities  Price Per
name,      (Note 6)      (Note 7)              Unit (GBP)
e.g. CFD
CFD        Long          200                   33.7300
CFD        Long          500                   33.8500
CFD        Short         2,263                 33.6854


(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying


Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry   Option money
e.g. call       selling,          securities to      price     American,       date     paid/received
option          purchasing,       which the option             European etc.            per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)




(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)





4.   OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding
between the person disclosing and any other person relating to the
voting rights of any relevant securities under any option referred
to on this form or relating to the voting rights or future
acquisition or disposal of any relevant securities to which any
derivative referred to on this form is referenced.  If none, this
should be stated.





Is a Supplemental Form 8 attached? (Note 9)                 NO


Date of disclosure                     22 MAY 2006
Contact name                           BARCLAYS COMPLIANCE
Telephone number                       020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk