Total Voting Rights

30 November 2015

Source BioScience plc

('Source BioScience' or 'the Company')

Total Voting Rights

In accordance with the FCA's Disclosure and Transparency Rules, Source BioScience confirms that as at 30 November 2015 the Company has 349,292,449 ordinary shares of 2 pence each in issue with no ordinary shares held in treasury.

The figure of 349,292,449 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or change to their interest in, Source BioScience plc under the FCA's Disclosure and Transparency Rules. The voting rights of all ordinary shares in the Company rank pari passu and the Company does not hold any ordinary shares in treasury.

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Enquiries

Source BioScience plc

Dr Nick Ash, CEO

Tel: +44 (0) 115 973 9010

Email: [email protected]

www.sourcebioscience.com

About Source BioScience

Source BioScience plc (LSE: SBS) is a trusted provider of state of the art laboratory services and products to the healthcare and clinical, life and applied sciences and biopharma industries. It is an international business operating ten state of the art facilities in five countries and with customers in over 90 countries worldwide. The Group offers a complementary portfolio of laboratory services and products that share common technologies, laboratory processes, infrastructure and expertise. These include clinical diagnostics, genomics, proteomics, drug discovery and development research as well as controlled environment storage and testing services for a diverse range of markets. These services and products are provided to a large and diverse customer base including the top 50 pharmaceutical companies, leading universities and research institutes worldwide, the UK NHS and other healthcare providers. The Group is listed on the Premium Main Market of the London Stock Exchange.