GlaxoSmithKline plc
Notification of Transactions of Directors, Persons Discharging Managerial Responsibility or Connected Persons
In accordance with DTR 3.1.4 R(1)(c) I give details of changes in the interests of Dr P J T Vallance, a Person Discharging Managerial Responsibilities, in the Ordinary Shares of GlaxoSmithKline ('GSK'). GSK was advised on 28 January 2015 that Dr P J T Vallance's Connected Person, Dr S Dexter, acquired:
(i) 175 GSK Ordinary Shares ('Share'), at a price of 1414.135 pence per Share, following the re-investment of the dividend paid to shareholders on 2 October 2014; and
(ii) 274 GSK Ordinary Shares, at a price of 1417.542 pence per Share, following the re-investment of the dividend paid to shareholders on 8 January 2015.
V A Whyte
Company Secretary
28 January 2015