On Tuesday 12th Oct, GlaxoSmithKline paid out its October dividend to shareholders.
The dividend was 19p per share.
What did this cost GSK plc ?
The total number of voting rights in the Company is 4,918,631,170
Thus:-
4,918,631,170 x £0.19 = £934,539,922.30
That is £934m
http://www.shareshop.hsbc.co.uk/shareshop/security.cgi?csi=10042
5% yield.