One kilogram and a five hundred gram gold bars next to one kilogram silver bars at The Vaults Group gold dealers arranged in Barcelona, Spain, on Monday, April 28, 2025.Gold and silver prices lost ground on Wednesday as investors booked profits after a historic annual rally and exchange operator CME Group hiked the margins on precious metal futures for the second time in the space of a week.Spot gold prices fell 0.8% to $4,313.59 per ounce at 7:50 a.m. ET, extending losses in the run-up to the new year. The ...