Di Yi Cai Jing·2025-07-05 11:05Market Performance - During the trading days from June 30 to July 4, all three major A-share indices rose, with the Shanghai Composite Index increasing by 1.40%, the Shenzhen Component Index by 1.25%, and the ChiNext Index by 1.50% [1][2]. Individual Stock Performance - The top-performing stock of the week was *ST Xinyuan, which surged by 69.49%. Other notable gainers included Saily Medical (51.55%), Guangsheng Tang (48.64%), and Liugang Co. (47.43%) [3][4]. - Conversely, the worst performer was Zhongcheng Tui, which plummeted by 70.93%, followed by Tuis Jin Gang (42.86%) and Jinsheng New Materials (21.72%) [3][4]. Trading Activity - A total of 97 stocks had a turnover rate exceeding 100%, with Beifang Changlong leading at 257.63%, followed by Yihua New Materials at 241.81% and Haoshanghao at 241.00% [4][6]. - The sectors with the highest turnover rates included machinery, power equipment, and electronics [4]. Capital Flow - The computer and electronics sectors experienced significant net outflows, each exceeding 10 billion yuan, while the construction materials and agriculture sectors saw net inflows [7][8]. - Ningde Times received the highest net inflow of 1.159 billion yuan, with a weekly increase of 5.90%. Other stocks with notable inflows included Dongshan Precision (897 million yuan) and Jingbeifang (678 million yuan) [8][9]. Margin Trading - Shanghai Pudong Development Bank topped the list for net margin purchases, amounting to 951 million yuan, with a weekly increase of 7.60% [10][11]. Institutional Research - A total of 195 listed companies were researched by institutions, with 聚光科技 receiving the most attention from 94 institutions, followed by 涛涛车业 with 82 institutions [12][13]. - The focus of institutional research was primarily on automotive parts and equipment, industrial machinery, and electronic components [12].