饲料板块11月21日跌0.61%，路德科技领跌，主力资金净流出2328.02万元

Market Overview - The feed sector experienced a decline of 0.61% on November 21, with Lude Technology leading the drop [1] - The Shanghai Composite Index closed at 3834.89, down 2.45%, while the Shenzhen Component Index closed at 12538.07, down 3.41% [1] Individual Stock Performance - Haida Group (002311) closed at 59.40, up 1.45% with a trading volume of 62,700 shares and a turnover of 371 million yuan [1] - Tianma Technology (603668) closed at 15.22, up 1.33% with a trading volume of 457,900 shares and a turnover of 684 million yuan [1] - Lude Technology (688156) closed at 16.70, down 5.54% with a trading volume of 22,700 shares and a turnover of 38.53 million yuan [2] - Other notable declines include Zhongchong Co. (002891) down 3.88% and Zhenghong Technology (000702) down 3.80% [2] Capital Flow Analysis - The feed sector saw a net outflow of 23.28 million yuan from institutional investors and 63.42 million yuan from speculative funds, while retail investors had a net inflow of 86.71 million yuan [2] - Tianma Technology had a net inflow of 89.55 million yuan from institutional investors, while Lude Technology experienced a net outflow of 3.64 million yuan [3] - The overall capital flow indicates a mixed sentiment among different investor categories within the feed sector [3]