国有大型银行板块9月4日涨2.83%，农业银行领涨，主力资金净流入23.67亿元

Group 1 - The state-owned large bank sector increased by 2.83% on September 4, with Agricultural Bank leading the gains [1] - The Shanghai Composite Index closed at 3765.88, down 1.25%, while the Shenzhen Component Index closed at 12118.7, down 2.83% [1] - Agricultural Bank's closing price was 7.52, reflecting a rise of 5.17%, with a trading volume of 9.6163 million shares and a transaction value of 702.3 million yuan [1] Group 2 - The net inflow of main funds in the state-owned large bank sector was 2.367 billion yuan, while retail investors experienced a net outflow of 1.419 billion yuan [1] - Agricultural Bank had a net inflow of 1.47 billion yuan from main funds, accounting for 20.93% of its total, while retail investors had a net outflow of 797.1 million yuan [2] - Industrial and Commercial Bank saw a net inflow of 277 million yuan from main funds, with a net outflow of 24.7 million yuan from retail investors [2]