Gold (XAU), a traditional store of value but also a "non-productive" asset, has surged to a market capitalization exceeding $30 trillion in 2025, dwarfing digital gold, bitcoin, and U.S.-listed tech giants alike. The yellow metal's price per ounce has surged 66$4,380, with prices rising 13% in October alone, according to TradingView data. This rally has pushed gold's market capitalization to about $30.42 trillion, based on an estimated above-ground global supply of 216 ...