Holding(s) in Company

London Stock Exchange Plc
27 February 2006


London Stock Exchange plc

27 February 2006


London Stock Exchange plc received the following letter from UBS AG on 24
February 2006.


Pursuant to Section 198 of the Companies Act 1985 we write to inform you that as
at the close of its business on 23 February 2006, UBS AG, acting through its
business group and legal entities detailed below, had an interest in 15,156,996
ordinary shares of the London Stock Exchange, representing 5.93 per cent of the
issued share capital of the Company (255,692,743).

UBS business group/legal entity                      Breakdown of position held (%)

UBS AG London Branch                                 14,715,377 shares              5.76%

UBS Global Asset Management Life Limited             441,619 shares                 0.17%

UBS AG - Total                                       15,156,996 shares              5.93%


London Stock Exchange plc, 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



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