Core Points - TGS has distributed restricted shares to its Directors as part of their compensation, with the Chair receiving 4,000 shares and other Directors receiving 2,400 shares each [1] - After the issuance of restricted shares, TGS holds 141,117 shares as treasury shares [1] - TGS provides advanced data and intelligence to the energy sector, supporting exploration and production of energy resources worldwide [2] Company Overview - TGS utilizes leading-edge technology and solutions across the entire energy value chain, offering a comprehensive range of insights for better decision-making [2] - The company boasts a global, extensive, and diverse energy data library, establishing itself as a trusted partner in the energy industry [2]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 _____________ FORM 6-K Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16 of the Securities and Exchange Act of 1934 For May 19, 2025 Commission file number: 1-13.396 Transportadora de Gas del Sur S.A. Cecilia Grierson 355, Twenty Sixth Floor 1107 Capital Federal Argentina Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F X Form 40-F Indicate by check m ...

Group 1 - TGS ASA shares will be traded ex dividend at NOK 1.59 (USD 0.155) starting from 16 May 2025 [1]

Core Insights - TGS has significantly increased its acquisition activity in Northern Europe, deploying four acquisition vessels, which includes three seismic vessels and one offshore wind vessel, effectively doubling its capacity compared to 2024 [1] Acquisition Activity - All three seismic streamer vessels have successfully mobilized and are currently engaged in production on 4D seismic contracts, with TGS awarded a total of seven 4D contracts in Northern Europe this summer, amounting to approximately 280 acquisition days [2] - The Ramform Vanguard has been mobilized for an offshore wind site characterization contract offshore the UK, with plans for another similar contract following the current project [3] Project Completion - TGS' node-on-a-rope crew successfully completed a project in Northern Europe in May, as scheduled [4] Management Commentary - Carel Hooijkaas, EVP Operations at TGS, expressed excitement about the high level of acquisition activity in Northern Europe, highlighting the successful mobilization of vessels and a strong contract portfolio, which reflects the company's commitment to supporting energy companies [5]

Financial Performance - TGS reported strong financial performance in Q1 2025, with the multi-client segment significantly exceeding expectations due to robust sales of vintage library data in frontier areas [1] - The sales-to-investment ratio over the past four quarters was above 2x (pro-forma), highlighting the attractiveness of the multi-client model and the benefits of having a large and diversified data library [1] - There was a significant year-on-year improvement in asset utilization, contributing to solid contract revenues [5] Market Outlook - Despite recent oil price weakness adding short-term uncertainty, the long-term outlook for the energy sector remains positive [2] - E&P companies are struggling to replace reserves at current spending levels, indicating a need for more exploration to maintain production [2] Financial Metrics - Multi-client investment for Q1 2025 was USD 130 million, supported by solid pre-commitments from clients [5] - Order inflow during Q1 2025 was USD 302 million, resulting in a total order backlog of USD 600 million [5] - Strong cash flow reduced net debt to USD 453 million from USD 500 million at the end of 2024 [5] - The company plans to pay a stable dividend of USD 0.155 per share in Q2 2025 [5] Guidance and Adjustments - Guidance for gross operating expenses and capital expenditures has been lowered to approximately USD 1,000 million and USD 135 million, respectively, due to increased macro uncertainty [5]

Company Overview - TGS ASA held its Annual General Meeting on 8 May 2025, where all proposed resolutions were approved by shareholders [1] - TGS provides advanced data and intelligence to companies in the energy sector, utilizing leading-edge technology and solutions across the entire energy value chain [1] - The company offers a comprehensive range of insights to assist clients in making informed decisions, supported by a global and diverse energy data library [1] Industry Context - TGS operates within the energy sector, focusing on exploration and production of energy resources worldwide [1] - The company’s products and advanced data technologies position it as a trusted partner for clients in the energy industry [1]

Core Points - TGS granted the third tranche of Performance Stock Units (PSUs) under the Magseis 2022 Long-term Incentive Plan, which was authorized by the Board of Directors in 2023 [1] - The third tranche of PSUs vested on April 1, 2025, allowing 51 PSU holders to request the issuance of TGS shares, with a final payout of 58.3% based on performance metrics, resulting in 15,721 shares issuable [2] - Primary Insider Carel Hooijkaas received 2,470 shares from his vested PSUs, after which he owns a total of 53,164 shares in TGS [3] - Following the transaction, TGS holds 153,517 of its own shares in treasury [4] Company Overview - TGS provides advanced data and intelligence to companies in the energy sector, offering a comprehensive range of insights to support exploration and production of energy resources worldwide [5]

Core Insights - TGS has secured a 4D streamer contract in the East Mediterranean, with acquisition set to begin in Q2 2025 and lasting approximately 90 days [1][2]. Company Overview - TGS is a leading provider of energy data and intelligence, offering advanced data and technology solutions across the energy value chain [2]. - The company utilizes the Ramform acquisition platform and proprietary GeoStreamer technology to deliver high-quality 4D data to clients [2]. Industry Context - TGS supports exploration and production in the energy sector by providing a comprehensive range of insights and a diverse energy data library [2].

BUENOS AIRES, Argentina, April 24, 2025 /PRNewswire/ -- Transportadora de Gas del Sur S.A. ("tgs" or "the Company") (NYSE: TGS, MERVAL: TGSU2) announced that today it filed its annual report on Form 20-F for the fiscal year ended December 31, 2024 (the "2024 Annual Report") with the U.S. Securities and Exchange Commission (the "SEC"). The 2024 Annual Report can be accessed by visiting the Company's website at www.tgs.com.ar as well as on the SEC's website at www.sec.gov. In addition, shareholders may receiv ...

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(B) OR (G) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________. OR ☐ SHELL COMPANY REPORT PURSUANT TO SECTION 13 O ...