Director/PDMR Shareholding

GlaxoSmithKline PLC 21 August 2006 Notification of Transactions of Directors, Persons Discharging Managerial Responsibility or Connected Persons I give below details of changes in the interests of Directors, Persons Discharging Managerial Responsibility or Connected Persons in the Ordinary Shares of GlaxoSmithKline plc. 17 August 2006 Abacus (GSK) Trustees Limited, as trustee of the GlaxoSmithKline Employee Trust, ("the GSK Trust"), transferred 14,130 Ordinary Shares in the Company to participants in the SmithKline Beecham Employee Share Option Plan 1991. 18 August 2006 The GSK Trust transferred 8,100 Ordinary Shares in the Company to participants in the SmithKline Beecham Employee Share Option Plan 1991. The Company was advised of these transactions on 21 August 2006. The GSK Trust is a discretionary trust of which all employees or former employees of GlaxoSmithKline plc and its subsidiaries are potential beneficiaries. Three of the Company's directors, Dr J-P Garnier, Dr M M Slaoui and Mr J S Heslop are therefore interested in the shares held in the GSK Trust from time to time in the same way as other employees or former employees of GlaxoSmithKline plc and its subsidiaries. This notification relates to a transaction notified in accordance with Disclosure Rule 3.1.4R(1)(b). S M Bicknell Company Secretary 21 August 2006 This information is provided by RNS The company news service from the London Stock Exchange

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GSK (GSK)
UK 100

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