The copper premium, basis in-warehouse Shanghai was incorrectly inputted as $100-120 per tonne on Friday. It should have been $100-115 per tonne, in line with the top end of the $110-115 per tonne assessed premium range for electro-refined (ER) cathodes

Fastmarkets MB’s price book and database have been updated to reflect this correction.

To see all Metal Bulletin’s pricing methodology and specification documents go to