11股遭机构大额净卖出！

Market Overview - The Shanghai Composite Index experienced fluctuations and closed with gains, while the North Exchange 50 Index rose by 2.37% and the Wind Microplate Index increased by 1.41% [1] - The total market turnover reached 1.12 trillion yuan, with over 3,500 stocks closing higher and 1,692 stocks declining, including 123 stocks hitting the daily limit up [1] Industry Performance - The port and shipping sector continued its strong performance, closing up over 4%, driven by a surge in container shipping bookings, which increased by 277% for routes to the U.S. [1] - The chemical fiber and real estate sectors also saw gains of over 3%, with positive news from a press conference indicating stable real estate transaction prices and increased activity in some first- and second-tier cities [1] Stock Highlights - A total of 25 stocks reached historical closing highs, with significant representation from the machinery equipment, basic chemicals, and beauty care sectors [3] - The average price increase for stocks that hit historical highs was 8.62%, with notable gainers including Wuxin Tunnel Equipment, Jiangtian Chemical, and Tianyuan Pet [3][4] Institutional Trading - On May 19, seven stocks saw net purchases from institutions, with Youfu Co. leading at 52.09 million yuan, followed by San Sheng Guo Jian and Zhongxin Fluorine Material [5] - Conversely, 17 stocks experienced net selling, with N Weigao facing the highest net sell-off at 92.65 million yuan [6][7] Northbound Capital Flow - Three stocks received net purchases from northbound funds, with Lianyungang and Jilin Chemical Fiber each exceeding 50 million yuan in net buying [8] - The stock with the highest net selling from northbound funds was Lijun Co., amounting to 39.16 million yuan [8] Corporate Announcements - Weir Semiconductor plans to change its name to "Haowei Integrated Circuit (Group) Co., Ltd." while retaining its stock code [9] - Wanrun New Energy signed a business cooperation agreement with CATL to supply lithium iron phosphate products, with an estimated total supply of 1.32 million tons from 2025 to 2030 [9] - Jincheng Mining's subsidiary signed a service agreement for underground mining operations, with a total contract value of approximately 805 million USD over five years [9]