Company: NCNA
Filing Date: 2025-04-24
Form Type: F-1
Source: 0001193125-25-092131
Chunk: 48

Company: NuCana plc
Filing Date: 2025-04-24
Form: F-1
Chunk 48
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 require the offeror to acquire his shares if, prior to the expiry of the acceptance period for such offer, (i) the offeror has acquired or agreed to acquire not less than 90% in value of our voting shares, and
(ii) not less than 90% of the voting rights carried by those shares. The offeror may impose a time limit on the rights of minority shareholders to be bought out that is not less than three months after the end of the acceptance period. If a
shareholder exercises his rights to be bought out, the offeror is required to acquire those shares on the terms of the takeover offer or on such other terms as may be agreed.

Disclosure of interest in shares. Pursuant to Part 22 of the Companies Act 2006 and our articles of association, we are
empowered to require, by notice in writing, any person whom we know to be, or have

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reasonable cause to believe to be, is interested in our shares, or at any time during the three years immediately preceding the date on which the notice is issued has been so interested, within a reasonable time to disclose to us particulars of that person’s own interest and (so far as is within that person’s knowledge) particulars of any other interest, agreement or arrangement relating to the exercise of any rights conferred by the holding of the shares that subsists or subsisted in those shares. Under our articles of association, if a person defaults in supplying us with the required particulars in relation to the shares in question, or the default shares, the board of directors may by notice direct that:

| • |     | in respect of the default shares, the relevant shareholder shall not be entitled to vote or exercise any other 
 right conferred by his holding shares in relation to general meetings; or                                      |

| • |     | where the default shares represent at least 0.25% of their class, (a) any dividend or other money payable in                                                                                                                                        
 respect of the default shares shall be retained by us without liability to pay interest and, if applicable, any election to receive ordinary shares instead of money in respect of the default shares shall be ineffective; (b) no transfers of     
 shares by the relevant shareholder other than certain approved transfers may be registered (unless the shareholder himself is not in default and the transfer does not relate to default shares) or (c) any shares held by the relevant shareholder 
 in uncertificated form shall be converted into certificated form.                                                                                                                                                                                   |

Purchase of own shares.Under