Subject to shareholder approval, the Company's last day of trading on AIM will be 13 December 2022. Abcam will retain the listing on the Nasdaq Global Select Market (" Nasdaq ") of American Depositary Shares, each representing one Ordinary Share (the " ADSs "), under ticker symbol "ABCM", and all public trading of securities in the Company will take place on that exchange. Existing holders of ADSs not also holding Ordinary Shares do not need to take any action in relation to the AIM Delisting; and - the posting of a circular to Abcam shareholders (the " Circular "), which contains further information on the AIM Delisting and the process to deposit Ordinary Shares for delivery of ADSs and notice of a general meeting to be held on 11 November 2022 at Discovery Drive, Cambridge Biomedical Campus, Cambridge, CB2 0AX, United Kingdom at 2.00 p.m. (London time) (the " General Meeting ") at which shareholder approval will be sought, inter alia, for the AIM Delisting.