TGS-NOPEC Geophysical Company ASA bought on February 21st, 2008,
2,100,000 shares of Wavefield Inseis ASA (WAVE) at NOK 44.00 per share,
resulting in an aggregate holding of 13,112,200 shares equalling 10.16 per cent
of the issued shares and votes in Wavefield Inseis ASA.