Notice of AGM and Posting of Annual Report

28 August 2025

Ilika plc

("Ilika" or the "Company")

 Notice of AGM and Posting of Annual Report

 Notice of Investor Presentation

Ilika (AIM: IKA), a pioneer in solid-state battery technology, has given formal notice that the Company's Annual General Meeting ("AGM") will be held on Tuesday, 23 September 2025 at 2.00 pm (BST) at the offices of Eversheds Sutherland LLP, One Wood Street, London EC2V 7WS.

If you wish to attend the AGM in your capacity as a shareholder, please bring proof of shareholding or, if shares are held through a nominee account, a letter of representation, to facilitate your entry to the Meeting. If you are not planning to attend the meeting and would like someone else to vote for you at the meeting (or any adjournment of the meeting), please complete the form of proxy, which can be accessed using the following link www.investorcentre.co.uk/eproxy

Shareholders are encouraged to appoint the Chairman of the Meeting as their proxy with their voting instructions. Please vote online at www.investorcentre.co.uk/eproxy and enter the Control Number, your Shareholder Reference Number (SRN), and PIN as shown on the Proxy Form.

To be valid, proxy appointments for the Annual General Meeting must be received by the Company's Registrar, Computershare Investor Services PLC, no later than 2.00 pm (BST) on 19 September 2025.

Posting of Annual Report and AGM Notice

The Company confirms that the Annual Report and Accounts for the year ended 30 April 2025 and the Notice of the 2025 Annual General Meeting ('AGM') will be made available shortly to view or download by clicking the links below:

- Ilika plc Annual Report and Accounts: www.ilika.com/investors/financial-reports

-  Ilika plc Notice of Annual General Meeting: https://www.ilika.com/investors/aim-rule-26

Investor presentation

There will be no presentation on business operations or a Q&A session at the AGM, but the Company will host an investor presentation through the digital platform, Investor Meet Company at 4.30 pm (BST) on Tuesday, 23 September 2025.

Investors can sign up to Investor Meet Company for free and add Ilika plc via the following link to join the investor presentation following the AGM: https://www.investormeetcompany.com/ilika-plc/register-investor  Investors are encouraged to pre-submit questions in advance of the presentation via the dashboard up until 9.00am on 22 September 2025 or any time during the live presentation. For more information, please contact FTI Consulting at [email protected]

ENDS

 About Ilika plc - https://www.ilika.com

Ilika specialises in the developing and commercialisation of solid state batteries. The Company's mission is to rapidly develop leading-edge IP, manufacture and license solid state batteries for markets that cannot be addressed with conventional batteries due to their safety, charge rates, energy density and life limits. The Company achieves this by using ceramic-based lithium-ion technology that is inherently safe in manufacture and usage, higher thermal tolerance and easier to recycle which differentiates our products from existing batteries.

The Company has two product lines. Its Stereax batteries which are designed for powering miniature medical implants, industrial wireless sensors and specialist internet of Things (IoT) applications and the Goliath large format batteries designed for EV cars and cordless appliances.