TGS Share Repurchase

Oslo, Norway (02 September 2021) – On period from 26 August 2021 to 01 September 2021, TGS ASA (TGS) purchased 82,500 own shares on the Oslo Stock Exchange at an average price of NOK 97.3195 per share. Following the purchase TGS holds 862,390 own shares, representing 0.735% of the total outstanding shares.

The shares were purchased in connection with the share repurchase announced on 11 February 2021.

Overview of transactions
Date	Aggregated daily volume (number of shares)	Weighted average share price per day (NOK)	Total daily transaction value (NOK)
26-Aug-21	2,500	97.0400	242,600
27-Aug-21	20,000	97.8433	1,956,866
30-Aug-21	20,000	98.1600	1,963,200
31-Aug-21	20,000	97.0991	1,941,982
1-Sep-21	20,000	96.2105	1,924,210
Previously disclosed buy-backs under the program (accumulated)	714,790	114.6999	81,986,341
Accumulated under the buy-back program	797,290	112.9015	90,015,199
The issuer's holding of own shares:
Following the completion of the above transactions, TGS owns a total of 862,390 own shares, corresponding to 0.735% of TGS' share capital.
Appendix:
An overview of all transactions made under the buy-back programme that have been carried out during the above-mentioned time period is attached to this report and available at www.newsweb.no.

About TGS
TGS provides scientific data and intelligence to companies active in the energy sector. In addition to a global, extensive and diverse energy data library, TGS offers specialized services such as advanced processing and analytics alongside cloud-based data applications and solutions.

For more information, visit TGS.com or contact:

Sven Børre Larsen
Chief Financial Officer
investor@tgs.com

Attachment

• TGS Share Repurchase