机构今日抛售源杰科技等18股，买入辰欣药业1.16亿元

Summary of Key Points - On September 3, a total of 33 stocks were identified with institutional activity, with 15 stocks showing net buying and 18 stocks showing net selling [1] - The top three stocks with the highest net buying by institutions were Chenxin Pharmaceutical, Xiaocheng Technology, and Airo Energy, with net buying amounts of 116 million, 111 million, and 72.55 million respectively [1] - The top three stocks with the highest net selling by institutions were Yuanjie Technology, Chengdu Huamei, and Julun Intelligent, with net outflow amounts of 409 million, 112 million, and 98.8 million respectively [1]