Core Viewpoint - The market is gradually digesting positive events, leading to a high-level fluctuation and subsequent decline in gold prices, which fell below the $4600 mark, closing around $4588 per ounce on the COMEX [1] Group 1: Market Performance - As of the A-share market close, the gold ETF Huaxia (518850) increased by 0.13%, while the gold stock ETF (159562) rose by 2.56%, and the non-ferrous metal ETF fund (516650) gained 1.05% [1] Group 2: Margin Requirement Changes - The Chicago Mercantile Exchange (CME) announced a change in the margin setting method for gold, silver, platinum, and palladium futures contracts, moving from a fixed dollar amount to a percentage of nominal value [1] - This change is set to take effect after Tuesday's close and is described as a normal assessment of market volatility aimed at ensuring sufficient collateral coverage [1] Group 3: Short-term Implications - According to Christopher Wong, a strategist at OCBC Bank, the adjustment in margin rules may temporarily exert pressure on precious metals in the short term [1] - The percentage-based method is expected to better reflect the required margin levels, reducing the need for frequent adjustments; however, CME may still increase the percentage if volatility exceeds historical levels or unforeseen circumstances arise [1]