Thalassa (Di) Regulatory News (THAL)

Thalassa Holdings Ltd

(AIM: THAL)

("THAL" or the "Company")

MOVEMENT OF SHARES INTO TREASURY

Further to the authorities granted to the Board of THAL in its Articles of Association, the Company purchased 35,000 of its ordinary shares at 26p on 19 December 2011 which will be transferred into treasury.

Following the purchase and non cancellation of these shares, the Company's voting capital consists of:

9,778,707 is the figure that should 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 a change to their interest in, the share capital of the Company in accordance with the Financial Services Authority's Disclosure and Transparency Rules

For further information please contact:

Duncan Soukup, Chairman                          Tel: + 33 (0)6 78 63 26 89

Thalassa Holdings Ltd

Antony Legge/James Felix                           Tel: + 44 (0)20 7776 6550

Daniel Stewart & Company plc

www.thalassaholdingsltd.com 

Notes to Editor:

Thalassa Holdings Ltd, incorporated and registered in the BVI in 2007 and listed on AIM in July 2008, is a holding company with a focus on Marine Seismic operations.