Director/PDMR Shareholding

GlaxoSmithKline PLC
08 July 2005


   Notification of Transactions of Directors, Persons Discharging Managerial
                      Responsibility or Connected Persons

I give below details of changes in interests in the Ordinary Shares of
GlaxoSmithKline plc in respect of the under-mentioned person, arising from the
purchase of Ordinary Shares on 7 July 2005 under a Single Company ISA at a price
of £13.62 per Ordinary Share:


     Julian Heslop                                           4

The Company and the above named person were advised of this information on 8
July 2005.

This notification relates to a transaction notified in accordance with
Disclosure Rule 3.1.4R(1)(b).


S M Bicknell
Company Secretary

8 July 2005



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