| 873576 | 天力复合 | 1 | 19 | 36.75 | 12.45 | 有色金属 | | --- | --- | --- | --- | --- | --- | --- | | 002639 | 雪人股份 | 2 | 19 | 8.96 | 6.79 | 机械设备 | | 300695 | 兆丰股份 | 1 | 19 | 97.50 | 19.02 | 汽车 | | 000906 | 浙商中拓 | 2 | 19 | 6.52 | 2.03 | 交通运输 | | 300580 | 贝斯特 | 1 | 18 | 26.52 | -8.04 | 汽车 | | 301501 | 恒鑫生活 | 2 | 18 | 82.66 | 33.67 | 轻工制造 | | 002557 | 洽洽食品 | 2 | 17 | 23.32 | -0.34 | 食品饮料 | | 688332 | 中科蓝讯 | 1 | 17 | 94.39 | -4.94 | 电子 | | 688233 | 神工股份 | 1 | 17 | 27.97 | -2.58 | 电子 | | 002657 | 中科金财 | 1 | 17 | 20.4 ...

证券研究报告/投资策略 机构调研、股东增持与公司回购策略周报（20250512-20250518） 投资要点 ➢ 机构调研热门公司梳理 近30天机构调研数前二十的热门公司有华明装备、雅戈尔、曼卡龙、中际联合、 泰和新材和塞恩斯等。近5天机构调研数前二十的热门公司有泰和新材、星帅尔、 农产品、国脉科技、雅化集团和东方嘉盛等。近30天机构调研数前二十的热门公 司中评级机构家数大于或等于10家的有7家，分别为华明装备、中际联合、周大 生、伟星新材、怡和嘉业、华利集团和小商品城。华明装备、中际联合、华利集 团和小商品城2024年归母净利润相较2023年实现较大增长。 ➢ 本周A股上市公司重要股东增持情况 2025年5月5日至2025年5月9日，发布重要股东增持进展情况公告的公司共计13 家，评级机构家数大于10家（含10家）的有3家，拟增持金额上下限均值占最新 公告日市值比例大于1%的共5家，分别为*ST庚星、海南发展、中铁工业、华懋科 技和玲珑轮胎。 ➢ 本周A股上市公司回购情况 2025年5月12日至2025年5月16日，共计109家公司发布回购进展情况公告，评 级机构家数大于10家（含10家）的共20家公司，其 ...

Group 1: Hunan YN Energy - In Q1 2025, Hunan YN Energy's net profit declined year-on-year due to rising raw material prices, despite a significant increase in product sales to 222,600 tons [1] - The company faces external challenges such as US-China tariffs and fluctuations in lithium carbonate prices, but market demand remains strong [1] - New product series CN-5, YN-9, and YN-13 have gained customer recognition, with sales proportion reaching approximately 37% in Q1, and expected to increase throughout the year [1] - The company is advancing its 50,000-ton lithium battery cathode material project in Spain and anticipates mining operations at Huangjiapo Phosphate Mine to commence in the second half of the year [1] - Future plans include deepening the integrated industrial layout of 'resources-precursor-cathode materials-recycling' to reduce costs and enhance quality [1] Group 2: Walden Materials - Walden Materials has adjusted its 2024 annual report to better reflect its strategic positioning and business structure [2] - The growth in operating performance for 2024 and Q1 2025 is attributed to increased R&D efforts, market expansion, and improved automation and production efficiency [2] - The demand for high-speed communication wire continues to grow, with high capacity utilization and stable yield for 224G high-speed communication wire [2] - The automotive communication wire segment is expanding rapidly, with products being delivered in bulk [2] - The company plans to issue H-shares and go public to support its international strategy, enhance brand image, and broaden financing channels [2] Group 3: East China Pharmaceutical - East China Pharmaceutical has set higher goals in its eighth three-year plan, focusing on innovative product launches and team capability enhancement [3] - The company aims to balance resource utilization by improving efficiency and project quality, ensuring maximum R&D efficiency [3] - Optimized payment policies will allow approximately 35% of products to receive payments in the following month, reducing the average turnover period to 45 days [3] - The medical beauty business is expected to grow, driven by new product launches and consumer upgrades [3] - The industrial microbiology sector will continue to implement large-scale cultivation plans, focusing on cost reduction and efficiency improvement [3] - The company is confident in achieving sustainable international cooperation through license-out agreements [3]

Group 1 - The core viewpoint of the article highlights that a well-known private equity firm, Guangzhou Jinkong Asset Management Co., conducted research on a listed company, Yubang New Materials, indicating positive developments in the company's performance and strategic direction [1][2]. - Yubang New Materials reported a quarter-on-quarter recovery in profits, primarily driven by the increased volume of multilayer composite welding strips and a rise in overseas orders contributing to profitability [1]. - The company is experiencing a strong order situation and maintains a high capacity utilization rate, indicating robust operational performance [1]. Group 2 - The company is focusing on optimizing its product structure, particularly by enhancing the production capacity of more profitable welding strip products, while dynamically adjusting its strategic planning in line with industry trends [1]. - Yubang New Materials is actively expanding its overseas market presence, targeting high-quality component customers in regions such as Southeast Asia, Europe, Africa, and South America [1]. - The company aims to enhance customer loyalty and expand its overseas sales scale through product reliability, technological advancement, brand influence, and service responsiveness [1].

Group 1: Institutional Research on Popular Companies - The top twenty companies with the highest number of institutional research visits in the past 30 days include Huaming Equipment, Changshu Bank, Guangdian Yuntong, Yunnan Baiyao, and BYD. In the last five days, the most visited companies were Mankalon, Zhou Dasheng, Stable Medical, Zhujiang Beer, and Shenghe Resources. Among the top twenty companies in the past 30 days, 11 companies had 10 or more rating agencies, including BYD, Huali Group, Weixing New Materials, Changshu Bank, and Weixing Co., Ltd. [2][11][12] - Companies such as BYD, Huali Group, Changshu Bank, Weixing Co., Ltd., Weichai Power, Yunnan Baiyao, Tuobang Co., Ltd., Huaming Equipment, and Zhongji United are expected to see significant growth in net profit attributable to shareholders in 2024 compared to 2023 [2][11][12]. Group 2: Shareholder Increase Activities - From May 5 to May 9, 2025, a total of 13 companies announced significant shareholder increases, with three companies having 10 or more rating agencies. The companies with an average proposed increase amount exceeding 1% of the latest market value include *ST Gengxing, Hainan Development, China Railway Industry, Huamao Technology, and Linglong Tire [3][14][15]. - From January 1 to May 11, 2025, 297 companies announced significant shareholder increases, with 203 having 10 or more rating agencies. Among these, 15 companies had an average proposed increase amount exceeding 1% of the latest market value, including Xinjie Energy, Sailun Tire, Rongsheng Petrochemical, Wanrun Co., Ltd., CNOOC Engineering, and Xin Fengming [5][16][17]. Group 3: Company Buyback Activities - From May 5 to May 9, 2025, a total of 312 companies announced buyback progress, with 84 companies having 10 or more rating agencies. Companies expected to have a buyback amount exceeding 1% of the market value on the announcement date include Pingmei Co., Ltd., Huafa Co., Ltd., Changhong Meiling, XGIMI Technology, and Xugong Machinery [4][19][20]. - From January 1 to May 11, 2025, 1,456 companies announced buyback progress, with 297 having 10 or more rating agencies. Among these, 82 companies had a buyback amount exceeding 1% of the market value on the announcement date, including Changhong Meiling, Qianwei Central Kitchen, Baolong Technology, Shantui Co., Ltd., Wanrun Co., Ltd., Midea Group, BOE A, and Goldwind Technology [6][22][23].

Market Performance - The three major indices collectively rose during the trading week from May 5 to May 9, with the Shanghai Composite Index increasing by 1.92%, the Shenzhen Component Index by 2.29%, and the ChiNext Index by 3.27% [1][2]. Stock Performance - A total of 25 stocks saw a weekly increase of over 30%, with 10 stocks rising more than 40%. The top performer was Qiheng Precision, which surged by 79.25% [3][4]. - In contrast, 23 stocks experienced a decline of over 20%, with *ST Guandao leading the drop at -22.55% [3][4]. Active Stocks - 45 stocks had a turnover rate exceeding 100%, with Zhongjie Automotive leading at 203.63%, followed by Hongbo Co. at 169.04% and Nanfang Precision at 164.54% [5][6]. Main Capital Flows - Real estate, automotive, coal, and telecommunications sectors saw net inflows of main capital, while the computer, electronics, basic chemicals, machinery, and pharmaceutical sectors experienced significant outflows, with the computer and electronics sectors seeing over 70 billion yuan in sell-offs [8]. - Notable net inflows included Ningde Times at 1.395 billion yuan, Guizhou Moutai at 730 million yuan, and Xinyisheng at 668 million yuan [8][9]. Margin Financing - A total of 2,109 stocks received margin financing net purchases, with 876 stocks having net purchases exceeding 10 million yuan. Dongfang Caifu topped the list with a net purchase of 895 million yuan [10][11]. Institutional Research - 555 listed companies were researched by institutions, with Xiangxin Technology receiving the most attention from 170 institutions [12][13]. - Institutions focused on sectors such as industrial machinery, electronic components, and automotive parts and equipment [12]. New Institutional Interests - 109 stocks were newly favored by institutions, with 14 stocks receiving target prices [15][16].

机构调研榜单中，共有239家公司获20家以上机构扎堆调研。兆威机电最受关注，参与调研的机构达到 332家；联影医疗被285家机构调研，榜单中排名第二；华勤技术、韦尔股份等分别被278家、259家机构 调研。 机构调研次数来看，曼卡龙机构调研最为密集，共获机构5次调研。伟星股份、天康生物等机构调研也 较为密集，分别被机构调研3次、2次。 近5日机构合计调研427家公司，兆威机电、联影医疗、华勤技术等被多家机构扎堆调研。 证券时报·数据宝统计，近5个交易日（4月29日至5月8日）两市约427家公司被机构调研，调研机构类型 显示，证券公司共对396家公司进行调研，即92.74%的上市公司调研活动有证券公司参与；基金公司调 研353家，位列其后；阳光私募机构调研260家，排名第三。 | 300979 | 华利集团 | 2 | 39 | 53.78 | -4.80 | 纺织服饰 | | --- | --- | --- | --- | --- | --- | --- | | 688512 | 慧智微 | 1 | 39 | 10.60 | 6.85 | 电子 | | 688356 | 键凯科技 | 1 | 38 | 61. ...

Core Viewpoint - In the past five trading days, a total of 586 companies were investigated by institutions, with significant interest in companies like Proya, Kaili Medical, and Luxshare Precision, indicating a trend of institutional focus on specific stocks [1][2]. Group 1: Institutional Research Activity - 586 companies were investigated by institutions from April 24 to April 30, with 95.22% of these investigations involving securities companies [1]. - Proya received the highest attention with 356 institutions participating in its research, followed by Kaili Medical with 256 institutions, and Luxshare Precision with 255 institutions [1]. - The most frequently investigated company was Yageo, which had six institutional research sessions, while Liad and Shengbang shares had four and three sessions respectively [1]. Group 2: Fund Flow and Stock Performance - Among the stocks investigated by more than 20 institutions, 127 experienced net capital inflows in the past five days, with Xingsen Technology seeing the highest net inflow of 271 million yuan [1]. - In terms of stock performance, 179 stocks among those investigated saw price increases, with Proya leading with a rise of 25.03%, followed by Beiding Co. and Shenkeda with increases of 23.36% and 22.56% respectively [2]. - Conversely, 180 stocks experienced declines, with Semir Apparel, Guangdian Measurement, and Yuandong Bio showing the largest drops of 16.99%, 14.22%, and 13.21% respectively [2]. Group 3: Earnings Forecasts - Only one stock among those investigated released a semi-annual earnings forecast, with Luxshare Precision expected to report a net profit of 6.61 billion yuan, reflecting a year-on-year increase of 22.50% [2].

炒股就看金麒麟分析师研报，权威，专业，及时，全面，助您挖掘潜力主题机会！ 近5日机构合计调研159家公司，海康威视、九号公司、华测检测等被多家机构扎堆调研。 | 301367 | 怡和嘉业 | 1 | 84 | 75.31 | 6.51 | 医药生物 | | --- | --- | --- | --- | --- | --- | --- | | 300791 | 仙乐健康 | 1 | 81 | 24.92 | 2.05 | 食品饮料 | | 002456 | 欧菲光 | 2 | 80 | 12.09 | -1.14 | 电子 | | 300308 | 中际旭创 | 1 | 76 | 81.19 | -0.43 | 通信 | | 002918 | 蒙娜丽莎 | 1 | 76 | 8.80 | -4.03 | 轻工制造 | | 688518 | 联赢激光 | 1 | 75 | 15.56 | 2.71 | 机械设备 | | 832225 | 利通科技 | 1 | 74 | 16.79 | 7.63 | 基础化工 | | 000739 | 普洛药业 | 1 | 70 | 13.61 | -2.44 | 医药生物 | ...

近一周机构调研个股数量有340只。 近一周，澜起科技合计获319家机构参与调研，包括60家基金公司、62家证券公司、84家保险公司等。 2024年度，公司实现营业收入约36.39亿元，同比增长59.20%；实现归母净利润14.12亿元，同比增长213.1%；实现扣非 归母净利润12.48亿元，同比增长237.44%；经营活动产生的现金流量净额为16.91亿元，同比增长131.29%，连续三年持 续增长。 2025年第一季度，公司预计实现营业收入约12.22亿元，同比增长约65.78%，环比增长约14.42%；实现归母净利润5.1亿 元—5.5亿元，同比增长128.28%—146.19%，环比增长17.59%—26.82%；实现归母扣非净利润4.85亿元—5.25亿元，同比 增长120.82%—139.03%，环比增长29.52%—40.2%。 在市值管理方面，澜起科技2024年度利润分配预案为每10股派发现金红利3.90元（含税），预计派发现金红利4.43亿 元；2024年实施回购金额达4.09亿元，预计派发现金股利及回购总金额约为8.52亿元，占公司2024年归属于母公司所有 者的净利润的60%，彰显公司对 ...