上调保证金引发跳水，贵金属遭遇黑色星期一，机构：下调空间或有限

Core Viewpoint - Gold prices experienced significant volatility on December 29, with a peak of $4581 per ounce followed by a sharp decline to $4316, reflecting a drop of over $265 during the trading session [1] Market Performance - COMEX gold futures closed down 4.45% at $4350.2 per ounce [1] - The China Gold ETF (518850) fell by 0.87%, while the Gold Stock ETF (159562) decreased by 2.27%, and the Nonferrous Metals ETF (516650) dropped by 1.96% [1] Market Influences - The increase in margin requirements by CME Group for gold, silver, and lithium futures contributed to market pressure, potentially triggering short-term adjustments [1] - The meeting between U.S. President Trump and Ukrainian President Zelensky, which both parties described as having made "great progress," may have influenced market sentiment [1] Technical Analysis - Analysts suggest that the recent price correction in gold may be a technical adjustment following a rapid increase, compounded by the upcoming New Year holiday and stricter risk control measures from exchanges [1] - Despite short-term volatility, market analysis indicates strong support for gold prices in the range of $4350 to $4400 per ounce, suggesting limited downside potential [1]