Holding(s) in Company

London Stock Exchange Plc
18 August 2003

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1) Name of company

London Stock Exchange plc

2) Name of shareholder having a major interest

Legal & General Group Plc

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
HSBC Global Custody Nominee (UK) Ltd A/c 914945                     109,184
HSBC Global Custody Nominee (UK) Ltd A/c 775245                   1,349,253
HSBC Global Custody Nominee (UK) Ltd A/c 357206                   6,560,611
HSBC Global Custody Nominee (UK) Ltd A/c 866203                     407,709
HSBC Global Custody Nominees (UK) Ltd A/c 916681                     15,600
HSBC Global Custody Nominee (UK) Ltd A/c 360509                     338,216

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

357,800

8) Percentage of issued class

0.12%

9) Class of security

Ordinary shares

10) Date of transaction

14 August 2003

11) Date company informed

18 August 2003

12) Total holding following this notification

8,780,573

13) Total percentage holding of issued class following this notification

2.95%

14) Any additional information

None

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 (Company Secretary)

Date of notification 18 August 2003



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