TGS ASA

Remuneration Information • May 8, 2025

TGS VESTING UNDER THE 2022 LONG-TERM INCENTIVE PLAN

TGS VESTING UNDER THE 2022 LONG-TERM INCENTIVE PLAN

Oslo, Norway (08 May 2025) - TGS granted the third tranche of Performance Stock

Units (PSUs) under the Magseis 2022 Long-term Incentive Plan previously adopted

and authorized by the Board of Directors of TGS ASA in 2023.

In accordance with the terms of this Plan, the third tranche of PSUs vested on

1 April 2025, resulting in a total of 51 PSU holders having the right to request

the issuance of TGS shares.  The company previously determined that the final

payout on the PSUs is 58.3% based on achievement of performance metrics set

forth in the plan, resulting in a total of 15,721 shares issuable to 51 holders

of the vested PSUs.

Participants had the right to request TGS sell a portion of their vested shares

to cover tax withholding obligations and other necessary deductions that arise

in connection with the vest.

Of the 3,605 PSUs vested for Primary Insider Carel Hooijkaas, EVP Operations, he

received 2,470 shares in TGS today.  The remaining shares were used to cover

withholding obligations and other necessary deductions that arise in connection

with the vest.  After this he owns a total of 53,164 shares in TGS.

The shares have been taken out of TGS' holding of treasury shares.  After the

transaction TGS holds 153,517 own shares.

About TGS

TGS provides advanced data and intelligence to companies active in the energy

sector. With leading-edge technology and solutions spanning the entire energy

value chain, TGS offers a comprehensive range of insights to help clients make

better decisions. Our broad range of products and advanced data technologies,

coupled with a global, extensive and diverse energy data library, make TGS a

trusted partner in supporting the exploration and production of energy resources

worldwide. For further information, please visit www.tgs.com.

Forward Looking Statement

All statements in this press release other than statements of historical fact

are forward-looking statements, which are subject to a number of risks,

uncertainties and assumptions that are difficult to predict and are based upon

assumptions as to future events that may not prove accurate. These factors

include volatile market conditions, investment opportunities in new and existing

markets, demand for licensing of data within the energy industry, operational

challenges, and reliance on a cyclical industry and principal customers. Actual

results may differ materially from those expected or projected in the forward-

looking statements. TGS undertakes no responsibility or obligation to update or

alter forward-looking statements for any reason.

For more information, visit TGS.com (http://www.tgs.com) or contact:

Bård Stenberg

VP IR & Communication

investor@tgs.com