LME cash copper hits all-time high of $14,850 a tonne, 673.6 cents a pound

On August 17, 2026 LME cash Grade A copper set an all-time high of 673.585 cents a pound, or $14,850 a tonne, up 2.1% on the day, according to Cochilco's daily bulletin. LME three-month copper was at $14,315 a tonne and COMEX High Grade near 660 cents a pound. The year-to-date average of $13,235 a tonne was up about 39% from the same point in 2025.

• LME cash record of 673.585 cents a pound, or $14,850 a tonne
• Up 2.10% from the prior Friday close of 659.750 cents a pound
• LME three-month at $14,315 a tonne, year-to-date average $13,235
• LME stocks rose 1.39% to 207,825 tonnes the same day