Cancellation of Treasury Shares

For immediate release

13 July 2015

THE BIOTECH GROWTH TRUST PLC

(the "Company")

CANCELLATION OF TREASURY SHARES

In conformity with the provisions of the Transparency Directive, the Company hereby notifies the market that the total number of Ordinary shares currently held in treasury, being 6,311,088 has today been cancelled. The total number of Ordinary shares that the Company has in issue and, therefore, the total number of voting rights in the Company is 62,575,259.

The figure of 62,575,259 may be used by shareholders as the denominator for the calculation by which they may determine if they are required to notify their interest in, or change to their interest in, the Company under the FSA’s Disclosure and Transparency Rules.

For and on behalf of

Frostrow Capital LLP

Company Secretary

For further information, please contact:

Victoria Hale

Frostrow Capital LLP

Tel: [phone]