综合板块9月12日跌2.52%，东阳光领跌，主力资金净流出2.8亿元

Market Overview - On September 12, the comprehensive sector declined by 2.52%, with Dongyangguang leading the drop [1] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] Stock Performance - Notable gainers included: - Yuegui Co., Ltd. (Code: 000833) with a closing price of 15.38, up 10.01% and a trading volume of 718,400 shares, totaling 1.057 billion yuan [1] - Zongyi Co., Ltd. (Code: 600770) with a closing price of 6.10, up 1.50% and a trading volume of 265,200 shares, totaling 160 million yuan [1] - Dongyangguang (Code: 600673) was the biggest loser, closing at 23.88, down 5.13% with a trading volume of 1,379,400 shares, totaling 3.314 billion yuan [2] Capital Flow - The comprehensive sector experienced a net outflow of 280 million yuan from main funds, while retail investors saw a net inflow of 293 million yuan [2] - The detailed capital flow for selected stocks showed: - Yuegui Co., Ltd. had a main fund net inflow of 265 million yuan, but a net outflow from retail investors of 139 million yuan [3] - Zongyi Co., Ltd. had a main fund net inflow of 4.4 million yuan, with retail investors contributing a net inflow of 10.16 million yuan [3]