Director/PDMR Shareholding

GlaxoSmithKline PLC
05 July 2006








   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 persons:


Mr R Bondy acquired a beneficial interest in 2 Ordinary Shares purchased under a
Personal Equity Plan on 3 July 2006 at £15.18.


The Company and the above named individuals were advised of these transactions
on 4 July 2006.


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


S M Bicknell
Company Secretary

5 July 2006








                      This information is provided by RNS
            The company news service from the London Stock Exchange