Every shareholder has pre-emption rights, but it’s normal in a funding round for those pre-emption rights to be disapplied. This is done by special resolution, and it requires the approval of at least 75% of shareholders.
Resolution 4
“That, subject to the passing of resolutions 1, 2 and 3, all and any rights of pre-emption whether under the New Articles (in particular article 10.2) or otherwise be and are hereby waived in respect of the allotment and issue of shares in the capital of the Company up to the maximum aggregate nominal amount set out in resolution 2.”