Form 8.3 - Carillion PLC

FORM 8.3

            PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY
     A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR MORE
                   Rule 8.3 of the Takeover Code (the "Code")

1.KEY INFORMATION

+-----------------------------------------------------------+------------------+
|(a) Identity of the person whose positions/dealings are    |Alliance Trust PLC|
|being disclosed:                                           |                  |
+-----------------------------------------------------------+------------------+
|(b) Owner or controller of interests and short positions   |                  |
|disclosed, if different from 1(a):                         |                  |
|        The naming of nominee or vehicle companies is      |                  |
|insufficient                                               |                  |
+-----------------------------------------------------------+------------------+
|(c)        Name of offeror/offeree in relation to whose    |Carillion PLC     |
|relevant securities this form relates:                     |                  |
| Use a separate form for each offeror/offeree              |                  |
+-----------------------------------------------------------+------------------+
|(d)        If an exempt fund manager connected with an     |                  |
|offeror/offeree, state this and specify identity of        |                  |
|offeror/offeree:                                           |                  |
+-----------------------------------------------------------+------------------+
|(e) Date position held/dealing undertaken:                 |14 February 2011  |
+-----------------------------------------------------------+------------------+
|(f)        Has the discloser previously disclosed, or are  |NO                |
|they today disclosing, under the Code in respect of any    |                  |
|other party to this offer?                                 |                  |
+-----------------------------------------------------------+------------------+

2.        POSITIONS OF THE PERSON MAKING THE DISCLOSURE

(a)        Interests and short positions in the relevant securities of the
offeror or offeree to which the disclosure relates following the dealing (if
any)

+-------------------------------------------------+----------------------------+
|Class of relevant security:                      |      Ordinary £0.50        |
|                                                 |                            |
+-------------------------------------------------+--------------+-------------+
|                                                 |  Interests   |    Short    |
|                                                 |              |  positions  |
|                                                 +---------+----+------+------+
|                                                 | Number  | %  |Number|  %   |
+-------------------------------------------------+---------+----+------+------+
|(1) Relevant securities owned and/or controlled: |7,010,298|1.75|      |      |
+-------------------------------------------------+---------+----+------+------+
|(2)        Derivatives (other than options):     |         |    |      |      |
+-------------------------------------------------+---------+----+------+------+
|(3)        Options and agreements to             |         |    |      |      |
|purchase/sell:                                   |         |    |      |      |
+-------------------------------------------------+---------+----+------+------+
|                                                 |7,010,298|1.75|      |      |
|        TOTAL:                                   |         |    |      |      |
+-------------------------------------------------+---------+----+------+------+

All interests and all short positions should be disclosed.

Details of any open derivative or option positions, or agreements to purchase or
sell  relevant  securities,  should  be  given  on  a  Supplemental Form 8 (Open
Positions).

(b)        Rights to subscribe for new securities (including directors' and
other executive options)

+---------------------------------------------------------------------------+-+
|Class of relevant security in relation to which subscription right exists: | |
+---------------------------------------------------------------------------+-+
|Details, including nature of the rights concerned and relevant percentages:| |
+---------------------------------------------------------------------------+-+

If there are positions or rights to subscribe to disclose in more than one class
of relevant securities of the offeror or offeree named in 1(c), copy table 2(a)
or (b) (as appropriate) for each additional class of relevant security.

3.        DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE

(a)Purchases and sales

+--------------------------+-------------+--------------------+--------------+
|Class of relevant security|Purchase/sale|Number of securities|Price per unit|
|                          |             |                    |              |
+--------------------------+-------------+--------------------+--------------+
|                          |             |                    |              |
|                          |             |                    |              |
+--------------------------+-------------+--------------------+--------------+

(b)Derivatives transactions (other than options)

+-------------+---------------+-----------------------+--------------+---------+
|  Class of   |    Product    |   Nature of dealing   |  Number of   |Price per|
|  relevant   |  description  |e.g. opening/closing a |  reference   |  unit   |
|  security   |   e.g. CFD    | long/short position,  |  securities  |         |
|             |               | increasing/reducing a |              |         |
|             |               |  long/short position  |              |         |
+-------------+---------------+-----------------------+--------------+---------+
|             |               |                       |              |         |
|             |               |                       |              |         |
+-------------+---------------+-----------------------+--------------+---------+

(c)Options transactions in respect of existing securities

(i)Writing, selling, purchasing or varying

+--------+-----------+-----------+----------+--------+---------+------+--------+
|Class of|  Product  | Writing,  |Number of |Exercise|  Type   |Expiry| Option |
|relevant|description|purchasing,|securities| price  |  e.g.   | date | money  |
|security| e.g. call | selling,  | to which |per unit|American,|      | paid/  |
|        |  option   |  varying  |  option  |        |European |      |received|
|        |           |   etc.    | relates  |        |  etc.   |      |per unit|
+--------+-----------+-----------+----------+--------+---------+------+--------+
|        |           |           |          |        |         |      |        |
+--------+-----------+-----------+----------+--------+---------+------+--------+

(ii)Exercising

+------------------+-------------------+--------------------+------------------+
|Class of relevant |Product description|Number of securities|Exercise price per|
|     security     | e.g. call option  |                    |       unit       |
+------------------+-------------------+--------------------+------------------+
|                  |                   |                    |                  |
|                  |                   |                    |                  |
+------------------+-------------------+--------------------+------------------+

(d)        Other dealings (including subscribing for new securities)

+--------------------+-------------------------+-------+-----------------------+
| Class of relevant  |    Nature of dealing    |Details|  Price per unit (if   |
|      security      |   e.g. subscription,    |       |      applicable)      |
|                    |       conversion        |       |                       |
+--------------------+-------------------------+-------+-----------------------+
|                    |                         |       |                       |
|                    |                         |       |                       |
+--------------------+-------------------------+-------+-----------------------+

The currency of all prices and other monetary amounts should be stated.

Where  there have been dealings in more than one class of relevant securities of
the  offeror or  offeree named  in 1(c), copy  table 3(a), (b),  (c) or  (d) (as
appropriate) for each additional class of relevant security dealt in.

4.OTHER INFORMATION

(a)Indemnity and other dealing arrangements

+------------------------------------------------------------------------------+
|Details of any indemnity or option arrangement, or any agreement or           |
|understanding, formal or informal, relating to relevant securities which may  |
|be an inducement to deal or refrain from dealing entered into by the person   |
|making the disclosure and any party to the offer or any person acting in      |
|concert with a party to the offer:                                            |
|If there are no such agreements, arrangements or understandings, state "none" |
+------------------------------------------------------------------------------+
|None                                                                          |
+------------------------------------------------------------------------------+

(b)        Agreements, arrangements or understandings relating to options or
derivatives

+------------------------------------------------------------------------------+
|Details of any agreement, arrangement or understanding, formal or informal,   |
|between the person making the disclosure and any other person relating to:    |
|(i)        the voting rights of any relevant securities under any option; or  |
|(ii)        the voting rights or future acquisition or disposal of any        |
|relevant securities to which any derivative is referenced:                    |
|If there are no such agreements, arrangements or understandings, state "none" |
+------------------------------------------------------------------------------+
|                                                                              |
|None                                                                          |
+------------------------------------------------------------------------------+

(c)Attachments

+-----------------------------------------------------+----+
| Is a Supplemental Form 8 (Open Positions) attached? | NO |
+-----------------------------------------------------+----+


+---------------------+------------------+
| Date of disclosure: | 14 February 2011 |
+---------------------+------------------+
| Contact name:       | Ian Anderson     |
+---------------------+------------------+
| Telephone number:   | 01382 321238     |
+---------------------+------------------+

Public  disclosures  under  Rule  8 of  the  Code  must  be made to a Regulatory
Information  Service  and  must  also  be  emailed  to  the  Takeover  Panel  at
[e-mail].  The Panel's Market Surveillance Unit is available
for  consultation in relation  to the Code's  dealing disclosure requirements on
[phone].

The Code can be viewed on the Panel's website at www.thetakeoverpanel.org.uk.







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Source: Alliance Trust PLC via Thomson Reuters ONE

[HUG#1488722]