化工ETF(159870)涨超2.2%，机构继续看好2026年板块景气度反转

Group 1 - The core viewpoint is that the chemical sector is expected to reverse next year after four years of bottoming out, driven by anticipated demand recovery following the Federal Reserve's preemptive interest rate cuts [1] - The most significant impact of the anti-involution trend is on PTA and long silk, with a positive outlook for PTA due to major refining companies leading the charge, despite some opposition [1] - Future capacity additions in the PX chain are limited, with recent price increases attributed to maintenance by some companies and production cuts in Indian refineries, ultimately depending on next year's demand recovery [1] Group 2 - Currently, there is a liquidity bull market, with the market seeking outlets for investment, and the chemical sector is one of the areas being positioned for potential opportunities at the bottom [1] - As of December 30, 2025, the CSI Sub-Industry Chemical Theme Index (000813) rose by 2.09%, with significant gains in constituent stocks such as Xin Feng Ming (603225) up 8.56% and Hengli Petrochemical (600346) up 8.52% [1] - The Chemical ETF (159870) increased by 2.22%, with the latest price reported at 0.83 yuan [1] Group 3 - The Chemical ETF closely tracks the CSI Sub-Industry Chemical Theme Index, which consists of seven sub-indices reflecting the overall performance of listed companies in related sectors [2] - As of November 28, 2025, the top ten weighted stocks in the CSI Sub-Industry Chemical Theme Index accounted for 45.41% of the index, including companies like Wanhua Chemical (600309) and Yanhua Co. (000792) [2]