Holding(s) in Company

London Stock Exchange Plc
29 September 2005

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company

London Stock Exchange plc

2. Name of shareholder having a major interest

Barclays PLC through the legal entities below:                    Holding

Barclays Bank PLC                                               2,903,319
Barclays Global Investors Japan Ltd                                23,476
Barclays Capital Securities Ltd                                 2,055,946
Barclays Global Investors, N.A.                                 1,862,389
Barclays Global Investors Ltd                                   3,080,575
Barclays Global Investors Australia Ltd                            40,003
Barclays Global Investors Canada Ltd                                7,357
Gerrard Ltd                                                         5,484
Barclays Global Investors Japan Trust & Banking                   303,251
Barclays Global Fund Advisors                                   1,000,184
Barclays Life Assurance Co Ltd                                    313,882

3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

Not disclosed

4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them


Registered Holder                                                   Holding

Barclays Capital Nominees Limited                                 2,903,319
Barclays Capital Nominees Limited                                 2,055,946
Barclays Global Investors Canada                                      7,357
Boiss Nominees Ltd                                                  106,070
Chase Nominees Ltd                                                  137,477
Chase Nominees Ltd                                                   95,694
Investors Bank and Trust Co.                                        942,921
Investors Bank and Trust Co.                                         49,957
Investors Bank and Trust Co.                                          7,306
Investors Bank and Trust Co.                                         44,919
Investors Bank and Trust Co.                                          2,521
Investors Bank and Trust Co.                                      1,305,334
Investors Bank and Trust Co.                                         13,656
Investors Bank and Trust Co.                                        293,213
Investors Bank and Trust Co.                                          2,544
JP Morgan (BGI Custody)                                              81,753
JP Morgan (BGI Custody)                                             136,435
JP Morgan (BGI Custody)                                           2,651,868
JP Morgan (BGI Custody)                                             185,160
JP Morgan Chase Bank                                                 40,003
JP Morgan Chase Bank                                                  2,551
JP Morgan Chase Bank                                                 34,120
JP Morgan Chase Bank                                                 36,070
JP Morgan Chase Bank                                                135,111
JP Morgan Chase Bank                                                 50,356
JP Morgan Chase Bank                                                  7,928
JP Morgan Chase Bank                                                  8,123
JP Morgan Chase Bank                                                  1,899
JP Morgan Chase Bank                                                 27,093
JP Morgan Chase Bank                                                  8,100
JP Morgan Chase Bank                                                 16,656
JP Morgan Chase Bank                                                     76
JP Morgan Chase Bank                                                  2,650
Mellon Trust - US Custodian /                                        19,603
R C Greig Nominees Limited                                            2,050
R C Greig Nominees Limited a/c                                          835
R C Greig Nominees Limited a/c                                          454
R C Greig Nominees Limited GP1                                        2,145
State Street                                                          4,094
State Street Boston                                                  18,881
State Street Boston                                                 153,618

5. Number of shares / amount of stock acquired

Not disclosed

6. Percentage of issued class

Not disclosed

7. Number of shares / amount of stock disposed

Not disclosed

8. Percentage of issued class

Not disclosed

9. Class of security

Ordinary Shares

10. Date of transaction

Not disclosed

11. Date company informed

28 September 2005

12. Total holding following this notification

11,595,866


13. Total percentage holding of issued class following this notification

4.56%

14. Any additional information

N/A

15. Name of contact and telephone number for queries

Lisa Condron, 020 7797 3517

16. Name and signature of authorised company official responsible for making
this notification

Lisa Condron

Date of notification

29 September 2005

The FSA does not give any express or implied warranty as to the accuracy of this
document or material and does not accept any liability for error or omission.
The FSA is not liable for any damages (including, without limitation, damages
for loss of business or loss of profits) arising in contract, tort or otherwise
from the use of or inability to use this document, or any material contained in
it, or from any action or decision taken as a result of using this document or
any such material.




                      This information is provided by RNS
            The company news service from the London Stock Exchange