2026年BCOM目标权重有什么显著变化？

Core Viewpoint - The Bloomberg Commodity Index (BCOM) will undergo its annual rebalancing from January 9 to January 15, 2026, with notable changes in the weightings of various commodity sectors [1]. Group 1: Precious Metals - The weight of the precious metals sector has slightly increased to 18.84%, with gold's weighting rising from 14.29% to 14.90% and silver's weighting decreasing from 4.49% to 3.94% [1]. Group 2: Industrial Metals - The industrial metals sector's weight has also seen a slight increase to 15.76%, primarily driven by an increase in copper's weighting from 5.37% to 6.36% [1]. Group 3: Energy Sector - The energy sector's weight has decreased slightly to 29.44%, with natural gas's weighting dropping from 7.78% to 7.20% and WTI crude oil's weighting falling from 6.97% to 6.64%. Conversely, Brent crude oil's weighting has risen to 8.36%, marking its highest target weight in history and the largest weight within the energy sector [1]. Group 4: Soft Commodities - The soft commodities sector has experienced the largest increase in weight, rising from 7.61% to 9.17%, reflecting the re-inclusion of cocoa into the BCOM index [1].