收评：沪指跌0.26% 半导体板块涨幅居前

Market Overview - The three major indices in the A-share market collectively declined, with the Shanghai Composite Index closing at 4101.91 points, down 0.26%, and a trading volume of 1,338.017 billion yuan [1] - The Shenzhen Component Index closed at 14281.08 points, down 0.18%, with a trading volume of 1,688.215 billion yuan [1] - The ChiNext Index closed at 3361.02 points, down 0.20%, with a trading volume of 839.167 billion yuan [1] Sector Performance - The semiconductor, automation equipment, and engineering machinery sectors showed the highest gains, with respective increases of 4.25%, 2.11%, and 2.04% [2] - The cultural media, oil and gas extraction and services, and film and television sectors experienced the largest declines, with decreases of 5.10%, 3.88%, and 3.44% respectively [2] Trading Volume and Net Inflow - The automation equipment sector had a total trading volume of 1,215.95 million hands and a net inflow of 15.25 billion yuan [2] - The cultural media sector recorded a trading volume of 5,021.19 million hands and a net outflow of 43.07 billion yuan [2]