ASKER, NORWAY (3 August 2017) - Following the authorization from the Annual General Meeting on 9 May 2017, the Board of TGS NOPEC Geophysical Company ASA has resolved to distribute a quarterly dividend of the NOK equivalent of USD 0.15 per share (NOK 1.19 per share).

Key information relating to the cash dividend:

Dividend amount and declared currency: USD 0.15 per share (equivalent to NOK 1.19 per share)

Last trading day including right: 9 August 2017

Ex-date: 10 August 2017

Record date: 11 August 2017

Payment date: 24 August 2017

Date of approval: 2 August 2017