Transportadora de Gas del Sur (TGS) Jumped Following News of Milei's Victory

The share price of Transportadora de Gas del Sur S.A. (NYSE:TGS) surged by 38.48% between October 24 and October 31, 2025, putting it among the Energy Stocks that Gained the Most This Week.

Transportadora de Gas del Sur S.A. (NYSE:TGS) engages in the transportation of natural gas, and production and commercialization of natural gas liquids in Argentina and internationally.

Transportadora de Gas del Sur S.A. (NYSE:TGS) skyrocketed after President Javier Milei saw a decisive victory in Argentina’s midterm elections last week, boosting his ability to push forward with his economic reforms. The win is also expected to help in the continuation of the $40 billion financial lifeline from the United States, since President Trump had threatened to pull the support if his populist ally performed poorly. Naturally, the Argentinian financial markets reacted positively to the news, with gains of over 44% between October 24 and October 31.

Transportadora de Gas del Sur S.A. (NYSE:TGS)’s surge reflects investor sentiments that President Milei’s pro-market mandate, combined with US credit lines, could help establish Argentina as a key supplier in the global energy market.

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