Rule 8.3 - LONDON STOCK EXCHANGE GROUP

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              LONDON STOCK EXCHANGE GROUP
Class of relevant security    ORD GBP0.06918604
to which the dealings being
disclosed relate (Note 2)
Date of dealing               08 December 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)

                            Long                    Short

                      Number       (%)        Number       (%)

(1) Relevant        6,230,041     2.92%      681,975      0.32%
securities
(2) Derivatives       156,137     0.07%      981,663      0.46%
(other than
options)
(3) Options and         1,000     0.00%    1,500,000      0.70%
agreements to
purchase/sell
Total               6,387,178     3.00%    3,163,638      1.48%



(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 security:   Details



3.   DEALINGS (Note 4)

(a)  Purchases and sales

Purchase/sale Number of Securities Price per unit
                                   (GBP)
Purchase          1,954              Transfer
Purchase         56,900               13.1747
Purchase         95,593               13.1608
Purchase          7,225               13.1526
Sale                540               13.1600
Sale             95,593               13.1608
Sale              1,675               13.1500
Sale              3,042               13.1500
Sale              1,600               13.1500
Sale             95,593               13.1608
Sale             26,700               13.1468



  (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          Short          7225                 13.1526
CFD          Short         56900                 13.1747
Swap         Short        130179                 Transfer
CFD          Long          26700                 13.1467
CFD          Long           1600                 13.1500


(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 (Note
                varying etc.      relates (Note 7)                                      5)


(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                         11 December 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