Holding in Company

London Stock Exchange Plc
15 August 2001


London Stock Exchange plc

15 August 2001

London Stock Exchange plc received the following letter from Fidelity
Investments on 15 August 2001

Enclosed are amended notifications of disclosable interests under the U.K.
Companies Act 1985. Please note that while this information details the
disclosable interests of more than one entity, the enclosed disclosure
constitutes separate notifications of interest which have been combined solely
for purposes of clarity and efficiency. It is not intended to indicate that
any of these entities act as a group or in concert with respect to these
interests.

These disclosures are made in the interest of conformity with the Companies
Act. The Interest detailed herein was acquired solely for investment purposes.
For disclosure purposes, holdings should be represented as FMR Corp. and its
direct and indirect subsidiaries and Fidelity International Limited (FIL) and
its direct and indirect subsidiaries, both being non-beneficial holders.


Notifications under Sections 198 to 202 - UK Companies Act

1.    Company in which shares are     London Stock Exchange plc
      held:

2.    Notifiable Interest:            Ordinary Shares

(A)   FMR Corp.
      82 Devonshire Street Boston MA
      02109

      Parent holding company of Fidelity Management & Research Company (FMRCO),
      investment manager of US mutual funds. (See Schedule A for listing of
      Registered Shareholders and their holdings).

 (B)  Fidelity International Limited
      (FIL)
      P.O. Box HM 670
      Hamilton HMCX, Bermuda

      Parent holding company for various direct and indirect subsidiaries,
      including Fidelity Investment Services Ltd. (FISL), investment managers
      for various non-US investment companies and institutional clients. (See
      Schedule A for listing of Registered Shareholders and their holdings.)

3.    The notifiable interests also comprise the notifiable interest of:
      Mr. Edward C. Johnson 3d
      82 Devonshire Street
      Boston, MA 02109

      Principal shareholder of Fidelity International Limited.

4.    The notifiable interests include interest held on behalf of authorised
      unit trust schemes in the U.K., notwithstanding the exemption from
      reporting pursuant to Section 209 (1)(h) of the Companies Act 1985 ('the
      Act').

5.    These notifications of disclosable interests constitute separate
      notifications of interest in the shares and are combined solely for the
      purposes of clarity. Nothing herein should be taken to indicate that
      Fidelity International Limited and its direct and indirect subsidiaries
      or Mr. Edward C. Johnson 3d act as a group or in concert in respect of
      the disclosed interests, or that they are required to submit these
      notification on a joint basis.

6.    The disclosable interests arise under section 208 (4) (b) of the Act,
      namely where a person, not being the registered holder, is entitled to
      exercise a right conferred by the holding of the shares or to control the
      exercise of such rights, or under section 203 of the Act respectively.

 Schedule A
                     Shares      Management    Nominee/Registered Name
                     Held        Company
(Ordinary Shares)
                     739,318      FMRCO         Chase Nominees Limited

                     9,118,070    FISL          Clydesdale Bank (Head Office)
                                                Nominees Limited

                     652,000      FIL           Clydesdale Bank (Head Office)
                                                Nominees Limited

                     4,305,385    FIL           HSBC

Total Ordinary       14,868,773
Shares

Current ownership    5.01%
percentage:

Shares in issue      297,000,000

Change in holdings since last filing +13,674,282 ordinary shares


Name of contact and telephone number for queries

Lisa Condron, Company Secretary Tel: [phone]

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

Lisa Condron, Company Secretary