Hemogenyx Pharma Plc - Total Voting Rights

30 September 2025

Hemogenyx Pharmaceuticals plc 

("Hemogenyx Pharmaceuticals" or the "Company")

Total Voting Rights

Hemogenyx Pharmaceuticals plc (LSE: HEMO), the biopharmaceutical group developing new therapies and treatments for blood diseases, announces that the total issued share capital of the Company as at 30 September 2025 consists of 5,361,267 ordinary shares of 1p each, none of which are held in treasury. Therefore, the total number of voting rights in the Company is 5,361,267.

The figure of 5,361,267 ordinary shares may be used by shareholders of the Company as the denominator for the calculations by which they will determine if they are required to notify their investment in, or a change in their interest in, the share capital of the Company under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

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About Hemogenyx Pharmaceuticals plc

Hemogenyx Pharmaceuticals is a publicly traded company (LSE: HEMO) headquartered in London, with its US operating subsidiaries, Hemogenyx Pharmaceuticals LLC and Immugenyx LLC, located in New York City.

The Company is a clinical stage biopharmaceutical group developing new medicines and treatments to treat blood and autoimmune diseases. Hemogenyx Pharmaceuticals is developing several distinct and complementary product candidates, as well as platform technologies that it uses as engines for novel product development.