Retail investors have piled into silver at an unprecedented pace, turning the metal into the most crowded commodity trade in global markets, according to a report cited by Reuters (may be gated). Data from Vanda Research show that individual investors have poured nearly $922 million into silver-backed exchange-traded funds over the past 30 days alone. Much of that flow has been directed into products such as the iShares Silver Trust, which has seen a sharp acceleration in retail demand. On Wednesday, the iShares Silver Trust recorded $69.2 million in retail inflows, marking its second-largest single day of buying on ... (full story)