现货白银日内一度跌超7%

Group 1 - The core viewpoint of the articles indicates that the silver market is experiencing significant volatility, with a sharp decline observed, dropping over 7% to a low of $86.403 per ounce, and later stabilizing around $89.55 per ounce, reflecting a nearly 4% decrease [1] - Short-term risks in the precious metals market are highlighted, including increased margin requirements by the CME, which may curb high-leverage speculative trading, and the potential for profit-taking by investors [1] - The Bloomberg Commodity Index's annual rebalancing has led to a substantial reduction in the weight of precious metals, resulting in passive liquidation by index-tracking funds, which could exert downward pressure on prices [1] Group 2 - The medium-term outlook for precious metals remains positive, with expectations that the price center will continue to rise due to persistent geopolitical risks in regions like the Middle East and the Americas, providing long-term safe-haven support [2] - The initiation of a Federal Reserve rate-cutting cycle is anticipated, with expectations of two additional rate cuts by 2026, which will lower the opportunity cost of holding precious metals, thus supporting prices in the medium to long term [2] - Structural supply shortages in silver have persisted for five consecutive years, alongside growing global central bank demand for gold, which are fundamental factors expected to sustain high price levels for precious metals [2]