Mcewen Inc. shares rise 3.04% premarket after Aldebaran Resources faces $1.5bn investment requirement for Altar copper project.

Mcewen Inc. rose 3.04% in premarket trading. The company's stock price increase may be attributed to the news that Canada's Aldebaran Resources is seeking $1.5bn to develop its Altar copper project in northern Argentina. The project's substantial capital needs and the potential for extensive tax breaks and international arbitration access under Argentina's Large Investment Incentive Regime (RIGI) could be seen as a positive development for the mining sector, potentially benefiting Mcewen Inc.