GlaxoSmithKline Pakistan Limited 35-Dockyard Road, West Wharf, Karachi - 74000, Pakistan
T +92 21 111 475 725
6"' April 2026
The General Manager Pakistan Stock Exchange Stock Exchange Building Stock Exchange Road Icalaclzi
Subject: Chanee in Book Closure Date for the 79* Annual General Meeting
Deai Sii,
Please note that the Share Transfer Bool‹s of the Company will now be closed front Thursday, April 23", 2026, to April 30"', 2026 (both days inclusive). Transfers received via our Registrar CDC Share Registi'ar Services Limited, CDC House, 99-B, Block B, S.M.C.H.S, Sharah-e-Faisal, Ikarachi at the close of business on Wednesday, April 22"d, 2026, will be tt'eated in time for purpose of payiTlent of Dividend to the transferees.
Yours faithfully,
GlaxoSmithKline Paltistan Limited
CoiTlpaliy Secretary