GlaxoSmithKline plc
Notification of Transactions of Directors, Persons Discharging Managerial Responsibility and Connected Persons
In accordance with DTR 3.1.4 R(1)(a) and (c) GlaxoSmithKline plc (the 'Company') was advised of the following changes in interests of Sir Andrew Witty, a Director:
(a) The sale of Sir Andrew Witty's 215 Ordinary Shares, the repurchase of 211 Ordinary Shares, and transfer into an ISA at a price of 1462.0750p and 1462.8005p per share respectively;
(b) The sale of Lady Caroline Witty's 215 Ordinary Shares, the repurchase of 211 Ordinary Shares, and transfer into an ISA at a price of 1462.0750p and 1462.9250p per share respectively; and
(c) The sale of Sir Andrew Witty's connected persons' 215 Ordinary Shares, the repurchase of 211 Ordinary Shares, and transfer into an ISA at a price of 1462.0750p and 1462.4250p per share respectively.
The Company was advised that the sales took place on 23 July 2014, and the repurchases and transfers into the ISAs took place on 24 July 2014.
V A Whyte
Company Secretary
24 July 2014