Group 1 - In the past month (from August 20 to September 19), 70 companies listed on the Beijing Stock Exchange (BSE) were investigated by institutions, with Naconor being the most popular, receiving attention from 114 institutions [1] - The types of institutions conducting the investigations include 70 from brokerages, 57 from funds, 49 from private equity, 33 from insurance, and 8 from overseas institutions [1] - The companies investigated belong to 17 different industries, with a concentration in machinery equipment, basic chemicals, and electronics, having 15, 10, and 10 companies respectively [1] Group 2 - The average stock price of the investigated BSE companies fell by 2.06% over the past month, with 23 companies experiencing price increases, notably KAIT and Better Ray, which rose by 53.42% and 34.50% respectively [2] - The average market capitalization of all BSE companies is 3.317 billion yuan, while the average market capitalization of the investigated companies is 4.617 billion yuan [2] - The companies with the highest market capitalization among those investigated include Better Ray, Shuguang Digital Innovation, and Tiangong Co., Ltd. [2] Group 3 - Naconor had the highest number of institutional investigations at 114, followed by Kelong New Materials with 67, Audiwei with 65, and Haidar with 64 [1] - Companies like Yuji Co. and Far航 Precision received the most frequent investigations, with 3 investigations each [1] - The average daily turnover rate for the investigated companies was 6.29%, with Gais Food, Wuhan Blue Electric, and Jiyang Precision leading with turnover rates of 20.17%, 15.12%, and 12.46% respectively [2]

Group 1 - In the past month (from August 3 to September 2), 63 companies listed on the Beijing Stock Exchange (BSE) were investigated by institutions, with Naconor being the most popular, receiving attention from 114 institutions [1][2] - The types of institutions conducting the research include 62 brokerages, 47 funds, 45 private equity firms, 33 insurance companies, and 8 overseas institutions [1] - The companies that received the most institutional attention after Naconor are Kelong New Materials, Tonghui Electronics, and Jianbang Technology, with 67, 65, and 62 institutions participating in their investigations, respectively [1] Group 2 - Kelong New Materials, Tongli Co., and Mingyang Technology had the highest frequency of institutional investigations, each receiving two rounds of research [2] - Companies that were investigated by institutions saw an average stock price increase of 10.89% over the past month, with 48 stocks rising, including Huami New Materials, Haineng Technology, and Zhuozhao Adhesive, which increased by 67.89%, 59.87%, and 51.22% respectively [2] - The average market capitalization of all companies on the BSE is 3.366 billion yuan, while the average market capitalization of the companies that were investigated is 4.234 billion yuan [2] Group 3 - The top companies by the number of institutions investigating them include Naconor (114), Kelong New Materials (67), and Tonghui Electronics (65) [2][3] - The average daily turnover rate for the investigated companies was 6.22%, with Huami New Materials, Tiangong Co., and Zhuozhao Adhesive having the highest turnover rates of 13.21%, 12.71%, and 12.50% respectively [2] - The report includes a detailed list of companies, their codes, number of institutions involved, investigation frequency, latest closing prices, percentage changes, and industry classifications [2][3][4]