TGS: MANDATORY NOTIFICATION OF TRADES

13 Mar 2025 15:39 CET

Oslo, Norway (13 March 2025) - In February 2019, TGS implemented an
Employee Share Purchase Plan (ESPP) pursuant to which eligible employees can
purchase TGS common shares at a discount through payroll deductions. The ESPP
operates in six-month periods, and at the end of each period, employees in
eligible jurisdictions (United States, United Kingdom and Canada) have the
option to purchase stock at a 15% discount to the market price at the time of
purchase. The plan sets a maximum purchase of shares per employee per six-month
period and ESPP dividends are reinvested in shares.

The following primary insiders received shares from the ESPP purchase on March
7, 2025, as participants in the ESPP. The schedule attached reflects the
holdings of the primary insiders following the ESPP purchase.

---- Kristian Johansen - 100 shares

---- Tana Pool - 100 shares

---- Whitney Eaton - 100 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.

More information:
Access the news on Oslo Bors NewsWeb site

641222_PDMR Appendix March 13 2025 EXT.pdf
641222_TGS_Shareholding_Balance.pdf