Middle East fighting has tightened global supply and pushed Japanese aluminum premiums to record levels: RIO TINTO quoted Q3 refined-aluminum premiums at USD460/ton to Japanese buyers and South32 at USD480/ton. If accepted, those premiums would be mo

2026-05-29

Middle East fighting has tightened global supply and pushed Japanese aluminum premiums to record levels: RIO TINTO quoted Q3 refined-aluminum premiums at USD460/ton to Japanese buyers and South32 at USD480/ton. If accepted, those premiums would be more than USD100/ton above the Q2 agreements Japan reached with the two miners.