Mark Leonard, Board member of TGS-NOPEC Geophysical Company ASA ("TGS"), has on 2 December 2013 acquired 2,000 shares in TGS to a price of NOK 160.2 per share. Mark Leonard owns after this purchase a total of 13,900 shares in TGS.
This information is subject of the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.