收评：沪指涨1.38% 保险板块全天领涨

Market Overview - The A-share market saw all three major indices rise, with the Shanghai Composite Index closing at 4023.42 points, up 1.38%, and a total trading volume of 10,673.34 billion yuan [1] - The Shenzhen Component Index closed at 13,828.63 points, up 2.24%, with a trading volume of 14,789.37 billion yuan [1] - The ChiNext Index closed at 3,294.55 points, up 2.85%, with a trading volume of 6,962.18 billion yuan [1] Sector Performance - The insurance sector led the gains with a rise of 6.72%, totaling a trading volume of 381.27 million hands and a net inflow of 31.75 billion yuan [2] - The medical device sector increased by 5.84%, with a trading volume of 1,345.93 million hands and a net inflow of 44.39 billion yuan [2] - The medical services sector rose by 5.59%, with a trading volume of 1,104.56 million hands and a net inflow of 26.68 billion yuan [2] - Other notable sectors with positive performance include gaming (up 4.10%) and biotechnology (up 3.31%) [2] Declining Sectors - The diversified financial sector experienced a decline of 0.72%, with a trading volume of 1,487.42 million hands and a net outflow of 4.55 billion yuan [2] - The electrical machinery sector fell by 0.71%, with a trading volume of 641.98 million hands and a net outflow of 8.83 billion yuan [2] - The road and railway transportation sector decreased by 0.57%, with a trading volume of 799.34 million hands and a net outflow of 8.40 billion yuan [2]