Elon Musk's AI startup xAI has grown revenue but is recording billion-dollar losses. Chinese company MiniMax soared after its IPO in Hong Kong, becoming a test of investor interest in AI software. Rising copper prices prompted Glencore and Rio Tinto to resume mega-merger talks. About these and other topics - in the review of key events by the morning of January 9.

Highlights for the morning: xAI losses, Glencore and Rio Tinto mega deal and MiniMax IPO

Rio Tinto Group

BHP Group Limited

Glencore plc

The deal will turn Rio Tinto into the world's most expensive mining company

Rio Tinto has resumed talks to buy Glencore. Why are investors concerned? 

Southern Copper Corporation

Freeport-McMoRan Inc.

Ivanhoe Electric Inc.

In addition to the favorite Freeport-McMoRan, investment banks highlighted six other securities of mining companies