AIM Rule 26

Last updated on 14 August 2026.

The following information is being disclosed for the purposes of Rule 26 of the AIM Rules for Companies.

Description of the business: can be found on the About Us page.

Names of Directors and Biographical Details: can be found on the Leadership page.

Directors’ Responsibilities: can be found on the Governance page.

Board Committees: can be found on the Governance page.

Country of Incorporation and Main Country of Operation: Yellow Cake plc was incorporated in Jersey as a public limited company on 18 January 2018. Yellow Cake’s main country of operation is Jersey.

Rights of Shareholders: Yellow Cake is incorporated in Jersey. The rights of shareholders may be different from the rights of shareholders in a UK incorporated company.

Current Constitutional Documents: Articles of Association.

Details of any Other Exchanges or Trading Platforms​: The Group’s ordinary shares trade on the OTCQX® Best Market, the OTC Markets Group’s premier market for established companies. The Group’s ordinary shares are eligible to be electronically cleared and settled through the Depository Trust Company.

Number of Securities in Issue:

As at 1 August 2026, Yellow Cake had 257,243,467 ordinary shares in issue of which 5,948,259 shares were held in treasury.

As at 15 June 2026, Yellow Cake had 257,243,467 ordinary shares in issue of which 4,584,283 shares were held in treasury. The Company was aware of the following holdings of 3% or more in the Company’s issued share capital as at 15 June 2026:

Significant shareholders Number of Shares Percentage of issued
share capital
excluding
treasury shares
Van Eck Global 26,485,022 10.48
azValor Asset Management 19,661,726 7.78
Global X Management Company 17,701,714 7.01
Plenisfer Investments 14,828,781 5.87
Columbia Management Investment Advisers 12,604,611 4.99
ALPS Advisors 12,332,680 4.88
Kopernik Global Investors 11,651,568 4.61
Interactive Brokers (EO) 10,370,644 4.10
Hargreaves Lansdown, stockbrokers (EO) 9,116,810 3.61

In accordance with AIM Rule 26, the Company confirms that as at 15 June 2026, 12.39% of its issued share capital is not in public hands. For the purposes of this disclosure, shares not in public hands are defined as those held by directors, connected persons, and shareholders holding more than 10% of the issued share capital.

Details of any Restrictions on the Transfer of Securities: There are no restrictions as to the transfer of shares in Yellow Cake.

Company Announcements: can be found on the Regulatory news page.

Admission Document and Circulars: Admissions materials can be found on the Shareholder information page.

Corporate Governance Code: Yellow Cake’s directors recognise the importance of sound corporate governance and the Group complies with the provisions of the UK Corporate Governance Code 2024, insofar as they are appropriate given the Group’s size, business and resources.

Corporate Governance Statement: Corporate Governance Statement.

UK City Code on Takovers and Mergers (“City Code”): Yellow Cake is subject to the City Code.

Advisors: Can be found on the Shareholder information page.

Financial Information: can be found on the Results and reports page.