Copper registered warrants surged by 65,525 t on the same day, showing divergent inventory dynamics across base metals on August 21.
Evidence: LME daily warrant report for August 21: copper registered warrants 168,600 t (+65,525 t), cancelled 69,975 t (-34,775 t); aluminum registered 243,950 t (-525 t), cancelled 2,975 t (+525 t); zinc registered 88,575 t (+11,825 t), cancelled 4,550 t (-5,525 t); nickel registered 257,862 t (+2,142 t), cancelled 10,626 t (+1,584 t); lead registered 363,950 t (+3,825 t), cancelled 52,900 t (+2,050 t); tin registered 4,825 t (+195 t), cancelled 560 t (-130 t).