TGS ASA — Major Shareholding Notification 2014

Jan 20, 2014

Disclosure of large shareholdings

Disclosure of large shareholdings

Pursuant to the Norwegian disclosure and transparency

rules,We hereby report that the voting interest that

was previously reported on behalf of APG Algemene

Pensioen Groep NV in shares of TGS-NOPEC Geophysical

Company ASA (ISIN: NO0003078800) fell below 5% on

January 17th 2014, and according to our own

calculation, amounts to 5,169,333 shares -

representing 4.99% - as per this date.