Market Overview - The feed sector experienced a decline of 1.48% on September 17, with Bangji Technology leading the drop [1] - The Shanghai Composite Index closed at 3876.34, up 0.37%, while the Shenzhen Component Index closed at 13215.46, up 1.16% [1] Individual Stock Performance - Aonong Biological (603363) saw a closing price of 6.02, with an increase of 4.15% and a trading volume of 1.568 million shares, totaling a transaction value of 927 million yuan [1] - Guibao Pet (301498) closed at 96.05, up 2.60%, with a trading volume of 36,400 shares and a transaction value of 351 million yuan [1] - Zhongchong Co. (002891) closed at 56.39, up 1.46%, with a trading volume of 98,500 shares and a transaction value of 559 million yuan [1] - Bangji Technology (603151) closed at 28.21, down 8.32%, with a trading volume of 63,000 shares and a transaction value of 182 million yuan [2] - Haida Group (002311) closed at 64.40, down 3.01%, with a trading volume of 111,600 shares and a transaction value of 720 million yuan [2] Capital Flow Analysis - The feed sector saw a net outflow of 65.0615 million yuan from institutional investors, while retail investors experienced a net inflow of 24.4814 million yuan [2] - Aonong Biological had a net inflow of 29.917 million yuan from institutional investors, but a net outflow of 25.9353 million yuan from retail investors [3] - Zhongchong Co. had a net inflow of 27.7889 million yuan from institutional investors, with a net outflow of 27.0733 million yuan from retail investors [3]