On May 13, [LME cash-3M copper] backwardation was $19.17/mt, with open interest decreasing by 1,454 lots to 289,770 lots.
On May 13, [LME cash-3M aluminum] backwardation was $2.82/mt, with open interest increasing by 4,660 lots to 719,272 lots.
On May 13, [LME cash-3M lead] contango was $3.71/mt, with open interest decreasing by 1,126 lots to 148,000 lots.
On May 13, [LME cash-3M zinc] contango was $27.34/mt, with open interest increasing by 1,926 lots to 220,039 lots.
On May 13, [LME cash-3M tin] contango was $18.5/mt, with open interest increasing by 392 lots to 23,487 lots.
On May 13, [LME cash-3M nickel] contango was $193.68/mt, with open interest increasing by 1,118 lots to 244,973 lots.