SW电子基金持续关注AI算力与自主可控，配置趋向多元化

Core Viewpoint - The SW Electronics sector shows an increase in fund heavy positions and overweight ratios year-on-year for Q4 2025, despite a slight decline quarter-on-quarter [2][3]. Fund Positioning - The adaptation ratio for the SW Electronics sector in Q4 2025 is 11.90%, down 0.52 percentage points (pct) quarter-on-quarter but up 3.05 pct year-on-year [2][3]. - The fund heavy position ratio for the SW Electronics sector in Q4 2025 is 20.22%, down 1.92 pct quarter-on-quarter but up 3.28 pct year-on-year [2][3]. - The overweight ratio for the SW Electronics sector in Q4 2025 is 8.32%, down 1.39 pct quarter-on-quarter but up 0.23 pct year-on-year [2][3]. Investment Focus - In Q4 2025, institutional investors are focusing on AI computing power and semiconductor self-sufficiency, with top ten holdings including companies like Cambricon, Haiguang Information, and SMIC [3]. - Key areas of interest include AI computing and storage, with companies like Cambricon and Dongshan Precision being leaders in their respective fields, benefiting from the acceleration of AI infrastructure [3]. - The semiconductor self-sufficiency trend is highlighted by companies like Tuojing Technology and Hu Silicon Industry, which are positioned to benefit from the domestic adoption of local equipment and materials [3]. Subsector Analysis - In Q4 2025, the semiconductor and components sectors are in an overweight position, with ratios of 7.74% and 1.75% respectively, while the consumer electronics sector has shifted from overweight to underweight with a ratio of 0.45% [4]. - The concentration of fund heavy positions in the top five stocks within the SW Electronics sector has decreased to 35.52%, indicating a trend towards diversification in fund allocations [4]. Investment Recommendations - The focus on AI computing and semiconductor self-sufficiency presents investment opportunities, particularly in high-demand segments like PCB and storage [5]. - The domestic semiconductor market is expected to gradually increase its market share as local manufacturers adopt upstream domestic equipment and materials [5].