Publication of Annual Report and Notice of AGM

Oxford Nanopore Technologies plc (LSE:ONT), the company behind a new generation of nanopore-based sequencing technology, today announces that it has published its Annual Report and Accounts for the year ended 31 December 2024 and its Notice of Annual General Meeting 2025.

In compliance with Listing Rule 9.6.1, copies of the following documents have been submitted to the National Storage Mechanism and will shortly be available for inspection at:

• Annual Report and Accounts for the year ended 31 December 2024 ("2024 ARA"); and
• Notice of Annual General Meeting 2025 ("2025 AGM Notice").

Printed copies of the 2024 ARA and 2025 AGM Notice, together with the Form of Proxy for use in connection with the 2025 Annual General Meeting, have been posted to shareholders who have elected to receive hard copies. Electronic copies of the 2024 ARA and 2025 AGM Notice are available on the Investor Relations section of the Company's website at https://nanoporetech.com/about-us/investors.

The 2025 Annual General Meeting will be held at the Company's offices at Gosling Building, Edmund Halley Road, Oxford Science Park, Oxford, OX4 4DQ at 10:30am on Wednesday, 4 June 2025. Details including how shareholders can vote by proxy and ask questions in advance of the meeting can be found in the 2025 AGM Notice. The Board also encourages all shareholders to submit a proxy vote in advance of the AGM. We recommend voting online via www.shareview.co.uk by logging in, selecting 'View' on the 'My Investments' page and then click on the link to vote and follow the on-screen instructions.

Explanatory note

For the purposes of complying with the Disclosure and Transparency Rules, the 2024 ARA being submitted to the National Storage Mechanism contains the following regulated information in unedited form:

• The principal risks and uncertainties facing the Company;
• The Directors' responsibility statement made in respect of the Financial Statements and Directors' Report contained in the 2024 ARA; and
• A statement regarding related party transactions.