IAG is not "Spanish Controled" - it is incorporated in Spain (for tax reasons I beleive) and quoted on the London & Madrid Stock Exchanges
The issued share capital is 2,132,988,743 shares
Name of significant Shareholders
%
Qatar Airways (Q.C.S.C.) - 20.010 -
Capital Research and Management Company* 10.013
Europacific Growth Fund* 5.261
Deutsche Bank AG 2.494
Black Rock Inc 0.439
Landsdowne Partners International Limited 4.222
Invesco 2.007
Lansdowne Developed Markets 3.60
Disclosures based on issued share capital at the time of notification.