Transaction in Own Shares & TVR

CLS Holdings plc

("CLS" or the "Company")

Transaction in Own Shares & Total Voting Rights

The Directors of CLS are pleased to announce that the Company acquired 1,792 ordinary shares of 25 pence each in the Company ("Ordinary Shares") on 2 December 2011 at 550 pence per Ordinary Share. The purchased Ordinary Shares will be held in treasury.

Following the above transactions the Company now has 44,953,861 Ordinary Shares in issue, excluding 4,802,853 Ordinary Shares held as treasury shares. Therefore the total number of voting rights in CLS Holdings plc is 44,953,861.

Enquiries:

David Fuller

Company SecretaryCLS Holdings plc

Tel: +44 (0) 20 7582 7766

www.clsholdings.com