Additional Listing

GlaxoSmithKline PLC
02 November 2007


GlaxoSmithKline PLC

2 November 2007

Application has been made to the UK Listing Authority and the London Stock
Exchange for block listings totalling 2,100,000 Ordinary shares of 25p each to
trade on the London Stock Exchange and to be admitted to the Official List upon
issuance. The shares shall rank equally with the existing issued shares of the
Company.

The block listings consist of:

100,000 Ordinary Shares of 25p each under the SmithKline Beecham 1989 Executive
Share Option Plan - Unapproved - Ordinary shares

2,000,000 Ordinary Shares of 25p each under the GlaxoSmithKline Share Option
Plan ADS

A listing application has also been made for 64,491 Ordinary shares of 25p each
to the UK Listing Authority and the London Stock Exchange. The shares shall rank
equally with the existing issued shares of the Company. These shares have been
issued under the SmithKline Beecham 1989 Executive Share Option Plan -
Unapproved - Ordinary shares and the Glaxo Group Limited Share Option Scheme.



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