Di Yi Cai Jing·2025-06-22 11:35Market Performance - The A-share market indices collectively declined during the week from June 16 to June 20, with the Shanghai Composite Index down by 0.51%, the Shenzhen Component Index down by 1.16%, and the ChiNext Index down by 1.66% [1][2]. Stock Performance - A total of 20 stocks saw a weekly increase of over 30%, with 10 stocks increasing by more than 40%. Shandong Molong led with a weekly increase of 61.38% [3][4]. - On the downside, 21 stocks experienced a decline of over 20%, with Gongzhi Tui dropping 84.93%, followed by *ST Guangdao and Tuisan Haiyue with declines of 50.57% and 38.85% respectively [3][4]. Trading Activity - 99 stocks had a turnover rate exceeding 100% during the week, with Beifang Changlong leading at 335.03% and Keli Co. at 333.26% [5][6]. - The majority of stocks with high turnover rates belonged to the computer, basic chemicals, and electronics sectors [5]. Capital Flow - The computer sector faced significant net outflows, with nearly 14 billion yuan sold off, while sectors like coal, steel, and food and beverage saw net inflows [8]. - Lixun Precision received the highest net inflow of 917 million yuan, with a weekly increase of 6.27% [8][9]. Margin Trading - A total of 1,734 stocks received net margin purchases, with 687 stocks having net purchases exceeding 10 million yuan. Guizhou Moutai topped the list with a net purchase of 721 million yuan [11][12]. Institutional Research - A total of 208 listed companies were researched by institutions, with Lexin Technology receiving the most attention from 253 institutions [13][14]. - Institutions focused on sectors such as electronic components, industrial machinery, and automotive parts during their research activities [13].