Director/PDMR Shareholding

RNS Number : 4933F

GlaxoSmithKline PLC

26 April 2011

Notification of Transactions of Directors, Persons Discharging

Managerial Responsibility or Connected Persons

The Administrators of the GlaxoSmithKline Performance Share Plan ("PSP") notified the Company and the under-mentioned persons on 12 April 2011 of an increase in their notional interests in Ordinary shares and ADRs following the notional re-investment of the dividend paid to shareholders on 7 April 2011.

Following the three year measurement period and subsequent release of the proportion of the participants' PSP award vesting in February 2011, the Administrators of the PSP notified the Company and the under-mentioned persons on 26 April 2011 of the vesting and release of the following Ordinary shares and ADRs as a result of the dividend paid to shareholders on 7 April 2011, in proportion to the relevant three year measurement period.

	Percentage of PSP awards vested	Vested Ordinary shares	Vested ADRs
Mr A P Witty	35.0%	1785
Dr M M Slaoui	35.0%		427
Mr S M Bicknell	17.5%	28
Mr J M Clarke	35.0%		480
Mr M Dunoyer	35.0%	181
Mr E J Gray	35.0%	312
Mr S A Hussain	35.0%	277
Mr W C Louv	35.0%		155
Dr D Pulman	35.0%		155
Mr D S Redfern	17.5%	37
Mr J R Stéphenne	17.5%	83
Ms C Thomas	17.5%	28
Mr D E Troy	35.0%		345
Dr P J T Vallance	17.5%	115
Mrs V A Whyte	17.5%	7