Zheng Quan Shi Bao Wang·2025-09-23 01:49Core Insights - In the past five trading days, a total of 281 companies were investigated by institutions, with notable interest in companies like Ganfeng Lithium, Hanhai Group, and Dingtong Technology [1][2] Group 1: Institutional Research Activity - 83.27% of the companies investigated had participation from securities firms, with 234 companies being surveyed [1] - Fund companies conducted research on 191 companies, while private equity firms investigated 82 companies [1] - Ganfeng Lithium received the highest attention with 91 institutions participating in its research, followed by Hanhai Group also with 91 institutions [1][2] Group 2: Fund Flow and Stock Performance - Among the stocks investigated by more than 20 institutions, 11 experienced net inflows in the past five days, with Guorui Technology seeing the highest net inflow of 284 million yuan [1] - Hanhai Group and Lais Information also had significant net inflows of 79 million yuan and 70 million yuan respectively [1] - In terms of stock performance, 31 stocks increased in value, with Demingli, Shuanghuan Transmission, and Guangdong Hongda leading with gains of 31.55%, 24.06%, and 21.07% respectively [2] Group 3: Detailed Company Insights - Ganfeng Lithium (603087) was investigated once by 91 institutions, with a closing price of 73.60 yuan and a slight decline of 0.35% [2] - Hanhai Group (001221) also had 91 institutions participating, closing at 67.41 yuan with a notable increase of 17.64% [2] - Dingtong Technology (688668) was investigated by 77 institutions, closing at 108.94 yuan with a gain of 3.26% [2]