Glencore stock swings back into view as Rio deal doubts hit before London open
Glencore shares rose nearly 3% to 484.2 pence Wednesday as copper prices surged and merger speculation swirled. A major Australian investor warned Rio Tinto faces “a lot of questions” over any Glencore deal. Rio has until Feb. 5 to make a formal offer or withdraw under UK takeover rules. Talks remain preliminary, with valuation and shareholder approval in focus.