TGS Repurchase of Shares

ASKER, NORWAY (12 aug 2011) - TGS-NOPEC Geophysical
Company ASA ("TGS") has on Friday 12 August purchased
25,000 own shares at an average price of NOK 123,29
per share. Following the purchase, TGS holds
2,318,701 own shares, representing 2.23% of the
outstanding number of shares. The transaction is part
of the share buyback program announced by TGS on 5
May 2011. The buyback program includes a repurchase
of up to USD 30 million of TGS shares during 2011.
TGS-NOPEC Geophysical Company (TGS) provides multi-
client geoscience data and services to oil and gas
Exploration and Production companies around the
globe. TGS' geophysical and geological data products
include multi-client seismic libraries, permanent
reservoir monitoring, magnetic and gravity data, the
industry's largest global database of digital well
logs and regional interpretive products. TGS also
provides high-end depth imaging services to help
resolve complex seismic imaging problems. For more
information visit TGS online at www.tgsnopec.com.
TGS-NOPEC Geophysical Company ASA is listed on the
Oslo Stock Exchange (OSLO:TGS).
For additional information about this news release
please contact:
Kristian Johansen Chief Financial Officer
Office: +47 667 69931 Cell: +47 47 60 33 34
Email: kristian.johansen@tgsnopec.com
Karen El-Tawil VP, Business Development
Office: +1 713 860 2102 Cell: +1 713 806 2420
Email: karen.el-tawil@tgsnopec.