On May 20, [LME cash-3M copper] backwardation was $3.16/mt, with open interest decreasing by 3,443 lots to 290,176 lots.
On May 20, [LME cash-3M aluminum] contango was $1.69/mt, with open interest decreasing by 5,413 lots to 696,695 lots.
On May 20, [LME cash-3M lead] contango was $24.07/mt, with open interest decreasing by 2,854 lots to 144,221 lots.
On May 20, [LME cash-3M zinc] contango was $29.83/mt, with open interest decreasing by 6,088 lots to 217,591 lots.
On May 20, [LME cash-3M tin] contango was $35.15/mt, with open interest decreasing by 751 lots to 21,618 lots.
On May 20, [LME cash-3M nickel] contango was $204.26/mt, with open interest decreasing by 940 lots to 239,939 lots.