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               01 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        6,788,691     3.18%      817,595       0.38%
securities
(2) Derivatives       223,947     0.11%    1,097,861       0.51%
(other than
options)
(3) Options and         1,000     0.00%    1,500,000       0.70%
agreements to
purchase/sell
Total               7,013,638     3.29%    3,415,456       1.60%



(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      6,252                13.1159
Purchase      748                  13.1206
Purchase      1,065                13.1100
Purchase      51,315               13.1027
Sale          12,953               13.1168
Sale          3,142                13.0418
Sale          51,315               13.1027
Sale          3,063                13.1000
Sale          1,120                13.0800
Sale          340                  13.0626
Sale          582                  13.0626
Sale          51,315               13.1027
Sale          238                  13.0626
Sale          7,158                13.0959

  (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         6252                  13.1159
CFD        Short         748                   13.1206
Swap       Short         1946                  Transfer
CFD        Long          3142                  13.0418
CFD        Long          7158                  13.0959


(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                         04 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