Griffin Mining Limited (“Griffin”) has today been advised that Trellus Co. LLC in which Mr Adam Usdan, a non-executive director of Griffin, has an interest, has purchased a further 500,000 ordinary shares in Griffin at a price of 26.5 pence per share. Following this purchase Mr. Adam Usdan, through both direct and indirect interests, has a beneficial interest in 30,544,113 shares in Griffin, representing 17.1% of the Company’s issued share capital.