Copper and gold prices jumped over 3% early Wednesday, while silver surged around 6% after President Donald Trump called off "Project Freedom," which had threatened the ceasefire between Iran and the U.S. military in the Strait of Hormuz. Copper giant Freeport-McMoRan and gold and silver miner Newmont were among the top S&P 500 stock advancers ahead of the open. The list includes BHP Group, Rio Tinto, Vale.