So far as the Company is aware, the following persons (other than the Directors and Senior Managers) had notifiable interests in three per cent. or more of the issue share capital of the Company (as at 31 December 2018):

Fund Manager / Owner Shares % issued share capital
Double A Limited* 152,438,222 9.00
Aberforth Partners LLP 150,573,705 8.89
Baillie Gifford & Co Ltd 94,143,290 5.56
Hargreaves Lansdown Asset Mgmt 76,732,283 4.53
EnQuest Employee Benefit Trust 73,180,394 4.32
Swedbank Robur Fonder AB 68,862,924 4.06
Dimensional Fund Advisors 66,185,025 3.91
BlackRock Inc 55,183,844 3.26
Signal Capital Partners LLP 51,036,396 3.01
* Double A Limited is a company beneficially owned by the extended family of Amjad Bseisu