Glencore share price slips at the open as Rio Tinto offer deadline looms
Glencore shares fell 2.8% to 493.8 pence at Friday’s London open after reporting an 11% drop in 2025 copper output to 851,600 tonnes. The company set 2026 copper production guidance at 810,000–870,000 tonnes. Traders are watching for a possible Rio Tinto takeover bid by Feb. 5 and Glencore’s results on Feb. 18.