GlaxoSmithKline plc
Notification of Transactions of Directors, Persons Discharging Managerial Responsibility or Connected Persons
In accordance with DTR 3.1.4R (1) (a) I give details of changes in the interests of Roger Connor, a Person Discharging Managerial Responsibility, in the Ordinary Shares of GlaxoSmithKline plc (the "Company") following:
1. the exercise of a nil cost option over 3,680 Ordinary Shares on 22 March 2016, granted on 28 February 2013, which vested on 28 February 2016 under the GlaxoSmithKline Deferred Annual Bonus Plan;
2. the sale of 3,680 Ordinary shares on 22 March 2016 at a price of £13.78 per share; and
3. the sale of 19,320 Ordinary Shares on 22 March 2016 at a price of £13.76 per share.
The Company and Mr Connor were advised of these transactions on 22 March 2016.
V A Whyte
Company Secretary
22 March 2016