机构简介： 上海银叶投资有限公司成立于2009年2月，注册资本11800万元，是一家平台型、综合型专业资产管理机 构。公司总部设在上海，并在北京、杭州、深圳等城市设有分支机构。依靠长期深耕中国资本市场积累 的专业优势，银叶已经形成覆盖固定收益、宏观对冲、权益投资、量化及衍生品策略等多元化的投资体 系。公司是中国证券投资基金业协会首批会员、中国银行间市场交易商协会会员和人民币利率互换市场 和远期利率市场成员。公司愿景是成为顶尖的基金管理人，秉承专业、诚信、责任、创新的企业理念， 为机构投资者和高净值客户提供多策略资产配置方案，实现绝对收益基础上的长期稳定回报，为资产管 理事业贡献力量。 根据市场公开信息及8月4日披露的机构调研信息，知名私募银叶投资近期对1家上市公司进行了调研， 相关名单如下： 1）鼎通科技 （银叶投资参与公司电话会议） 调研纪要：鼎通科技二季度生产订单饱和，营业收入和净利润同比大幅增长，通讯业务占总营收80%， 112G产品需求旺盛，224G和液冷产品将提高收入和利润。马来西亚子公司订单充足，上半年总收入 5158万元，二季度逐渐开始盈利。三季度客户需求旺盛，预计环比仍会有增长。液冷产品二季度 ...

Group 1 - In the past five trading days, a total of 166 companies were investigated by institutions, with notable interest in Defu Technology, Huichen Co., and Haida Group [1][2] - Among the companies surveyed, 46 received attention from more than 20 institutions, with Defu Technology being the most popular, attracting 238 institutions [1][3] - The types of institutions involved in the surveys included 144 from securities companies, 124 from fund companies, and 67 from insurance companies, indicating a strong interest from the securities sector [1] Group 2 - In terms of market performance, 24 of the surveyed stocks increased in value, with the highest gains seen in Yinsai Group, Defu Technology, and Jiachih Technology, which rose by 26.78%, 25.24%, and 25.15% respectively [2] - Conversely, 22 stocks experienced declines, with the largest drops recorded by Sanyangma, Jinko Solar, and Lianchuang Optoelectronics, which fell by 7.84%, 7.43%, and 7.41% respectively [2] - Among the stocks that have released semi-annual reports, Jinhe Biological and Minshida reported the highest net profit growth rates of 51.52% and 42.28% respectively [2] Group 3 - Defu Technology, Huichen Co., and Haida Group were among the top companies surveyed, with closing prices of 35.93 yuan, 71.18 yuan, and 56.42 yuan respectively, and their respective price changes were 25.24%, 8.18%, and 1.93% [3][4] - The most frequently surveyed company was Weili Transmission, which was investigated four times, while Jiega Co. and Shenghong Technology were surveyed three and two times respectively [5] - The net capital inflow for the stocks with over 20 institutions involved was positive for 14 stocks, with Shenghong Technology seeing the highest net inflow of 1.213 billion yuan [1][2]

Group 1 - Allianz Fund recently conducted research on a listed company, Jiachitech, focusing on its layout in the structural components sector, particularly YS functional structural components, with clients including the Aviation Industry Corporation of China [1] - Jiachitech's civil product business is centered around the EMMS field, with plans for a new generation of electromagnetic dark rooms and electromagnetic measurement and control, having won multiple project bids and demonstrating testing service capabilities [1] - The company has established the largest YS functional coating material production base in China, with production capacity meeting current and future demands [1] Group 2 - Jiachitech emphasizes technology and customer focus, increasing R&D investment to ensure technological leadership and has undertaken multiple scientific research projects, receiving several major achievement awards [1] - Allianz Fund was established in 2023, with a total asset management scale of 685 million yuan, ranking 183rd out of 210 in public funds and 162nd out of 210 in non-monetary public funds [1] - The best-performing public fund product under Allianz Fund in the past year is Allianz Anyu Bond A, with a latest unit net value of 1.01, showing a growth of - in the past year [1]

Group 1 - The stock price of Weili Medical is reported at 13.95 yuan, down 0.45 yuan or 3.13% from the previous trading day, with a trading volume of 1.52 billion yuan [1] - Weili Medical's main business includes the research, production, and sales of medical devices, covering fields such as anesthesia, urology, and respiratory [1] - For the first half of 2025, the company achieved a revenue of 745 million yuan, representing a year-on-year growth of 10.19%, and a net profit attributable to shareholders of 121 million yuan, with a year-on-year increase of 14.17% [1] Group 2 - On July 31, the company received institutional research from several firms, including Dacheng Fund, discussing its operational performance and market expansion strategies for the first half of the year [1] - As of July 30, 2025, the top ten institutional investors collectively held 54.88% of the company's shares [1] - On July 31, the net outflow of main funds was 31.80 million yuan [2]

Group 1 - The stock price of Xiaogoods City closed at 21.30 yuan on July 31, 2025, down 1.62% from the previous trading day, with a trading volume of 769 million yuan [1] - Xiaogoods City operates in the commercial retail sector, focusing on market development and supporting services, including commodity trading, logistics, and finance [1] - Over the past five trading days (from July 24 to July 30), Xiaogoods City was investigated by 84 institutions, indicating a high level of institutional interest [1] - On July 31, the net outflow of main funds from Xiaogoods City amounted to 74.14 million yuan [1]

近5日机构合计调研173家公司，海大集团、民士达、小商品城等被多家机构扎堆调研。 近5日机构调研股一览 | 证券代码 | 证券简称 | 机构调研次数 | 机构家数 | 最新收盘价（元） | 其间涨跌幅（%） | 行业 | | --- | --- | --- | --- | --- | --- | --- | | 002311 | 海大集团 | 1 | 123 | 56.90 | -0.54 | 农林牧渔 | | 833394 | 民士达 | 1 | 96 | 42.34 | 0.57 | 轻工制造 | | 600415 | 小商品城 | 1 | 84 | 21.65 | 5.51 | 商贸零售 | | 002536 | 飞龙股份 | 2 | 80 | 16.22 | 3.91 | 汽车 | | 300789 | 唐源电气 | 1 | 78 | 31.32 | -0.03 | 计算机 | | 001317 | 三羊马 | 1 | 74 | 47.20 | -0.74 | 交通运输 | | 300781 | 因赛集团 | 2 | 63 | 45.80 | 23.38 | 传媒 | | 001283 | 豪鹏科技 ...

Group 1 - In the past five trading days (from July 24 to July 30), approximately 173 companies were investigated by institutions in the two markets [1] - Among the institutions conducting the research, securities companies participated in the investigation of 151 companies, accounting for 87.28% of the total research activities [1] - Fund companies investigated 126 companies, ranking second, while private equity institutions investigated 60 companies, ranking third [1] Group 2 - A total of 43 companies attracted the attention of more than 20 institutions for research [1] - Haida Group was the most focused company, with 123 institutions participating in the investigation [1] - Minshida was ranked second with 96 institutions conducting research, followed by Xiaogoods City and Feilong Co., which were investigated by 84 and 80 institutions, respectively [1]

Group 1 - Penghua Fund recently conducted research on Yifang Biotechnology, discussing the latest progress of several investigational drugs [1] - D-2570 is planned for clinical exploration in multiple autoimmune diseases, with Phase II clinical trials for ulcerative colitis already initiated [1] - Gexuolei Tablets (brand name Anfangning) received approval from the National Medical Products Administration for market launch in November 2024, targeting adult patients with advanced non-small cell lung cancer (NSCLC) who have undergone at least one systemic treatment and have KRS G12C mutations [1] - D-0502 is undergoing Phase III clinical trials both domestically and internationally, showing promising safety and anti-tumor effects [1] - D-0120 has completed Phase IIb clinical trials, while YF087 and YF550 have made progress in preclinical studies [1] Group 2 - As of now, Penghua Fund has an asset management scale of 943.385 billion yuan, ranking 10th out of 210 [2] - The asset management scale for non-monetary public funds is 492.335 billion yuan, also ranking 10th out of 210 [2] - The fund manages 691 public funds, ranking 8th out of 210, with 83 public fund managers, ranking 11th out of 210 [2] - The best-performing public fund product in the past year is Penghua Carbon Neutrality Theme Mixed A, with a latest net value of 1.57 and a growth of 137.71% over the past year [2]

Group 1: Industry Perspective on Institutional Research - The overall number of institutional research engagements in the A-share market has decreased, falling below the levels of the same period in 2024, indicating a cooling interest in research activities [2][12] - Among the primary industries, the highest attention was given to electronics, automotive, machinery, pharmaceutical biology, and electric power equipment, with notable year-on-year increases in electric power equipment, basic chemicals, non-ferrous metals, household appliances, textiles, defense, and construction decoration [2][12] - In June, the total number of institutional research engagements in the A-share market was 1,908, which is lower than the 2,049 engagements in June 2024, reflecting a significant decline [20][21] Group 2: Individual Company Research Insights - Weili Transmission has made progress in wind power gearboxes and is actively expanding production capacity, with four institutional research engagements last week, indicating strong market interest [3][28] - Zhejiang Fu Holdings is a leader in hydropower business with extensive experience in high-altitude projects, receiving three institutional research engagements last week, reflecting significant market attention [3][28] - Recent months have seen increased interest in companies such as Ice Wheel Environment, China National Heavy Duty Truck, and Yapu Co., with high numbers of institutional research engagements [30][31]

Group 1: Institutional Research on Popular Companies - The top twenty companies with the highest number of institutional research in the past 30 days include Ice Wheel Environment, China National Heavy Duty Truck Group, Boshi Jie, Yapu Co., and Huasheng Lithium Battery [13][14] - In the last five days, the most researched companies were Huasheng Lithium Battery, Weili Transmission, Hudian Co., Zhejiang Fu Holdings, and China National Heavy Duty Truck Group [13][15] - Among the top twenty companies researched in the past 30 days, seven had ten or more rating agencies, including Yanjing Beer, Hudian Co., Weichai Power, China National Heavy Duty Truck Group, BOE Technology Group, Hualing Steel, and Northern Rare Earth [13][14] - Yanjing Beer, Hudian Co., and BOE Technology Group are expected to see significant growth in net profit attributable to shareholders in 2024 compared to 2023 [13][14] Group 2: Shareholder Increase in A-Share Listed Companies - From July 21 to July 25, 2025, no companies reported significant shareholder increase announcements [16] - From January 1 to July 25, 2025, a total of 241 companies announced shareholder increases, with 63 having ten or more rating agencies [17] - Among these, 21 companies had an average proposed increase amount exceeding 1% of the latest market value, including Xianhe Co., Hubei Yihua, Xinji Energy, and Sailun Tire [17][18] Group 3: A-Share Buyback Situation - From July 21 to July 25, 2025, a total of 101 companies announced buyback progress, with 18 having ten or more rating agencies [21] - Four companies, including Jian Sheng Group, Mousse Co., Jinfa Technology, and Jinzai Food, had an average expected buyback amount exceeding 1% of the market value on the announcement date [21][22] - From January 1 to July 25, 2025, 1,605 companies announced buyback progress, with 348 having ten or more rating agencies [23] - Among these, 97 companies had a significant buyback ratio, with an average expected buyback amount exceeding 1% of the market value on the announcement date [23][24]