策略研究/策略周报 美债收益率继续上行，融资买入额回落 ——流动性 5 月第 2 期 ◼ 内容要点 上周（5.12-5.16）国内 2 年期、10 年期国债收益率上行；美国 2 年期、 10 年国债收益率继续上行，美元指数上行，中美 10 年国债利差边际 走扩；上周融资买入额回落，南向资金流小幅净流出。 ◼ 宏观流动性 国内：上周（5.12-5.16）2 年期、10 年期国债收益率上行，10 年期与 2 年期国债利差收窄。上周央行公开市场净回笼 4751 亿元，MLF 净 投放 0 亿元。 国外：上周（5.12-5.16）2 年期、10 年期美债收益率继续上行，美元 指数上行，中美 10 年期国债利差边际走扩。上周 10 年期美债收益率 上行至 4.43%，美元指数升至 100.98。截至 5 月 16 日，中美 10 年期 国债利差走扩至-2.75%。 ◼ 市场流动性 公募基金：2025 年 5 月新成立 40 只基金，其中 26 只为股票型基金。 截至 5 月 16 日，2025 年 5 月新成立基金 40 只，24 年 5 月为 94 只； 其中，5 月新成立股票型基金 26 只，发行总额约 101 亿 ...

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].

Core Insights - The behavior of margin traders has attracted significant market attention, with investors hoping to capture investment opportunities from their activities [1] Group 1: Margin Trading Data - On May 8, a total of 3,663 stocks received margin buying funds, with the top three stocks being Xinyi Technology (¥1.425 billion), Zhongji Xuchuang (¥1.053 billion), and Shenghong Technology (¥807 million) [1] - The table lists stocks with the highest margin buying amounts, including Tiancheng Technology (¥15.75 million), Xingqiu Graphite (¥8.83 million), and Lianyu Co. (¥15.27 million), showing their respective transaction amounts and margin buying ratios [1] - Margin buying accounted for significant percentages of total transaction amounts for various stocks, with Tiancheng Technology at 28.65%, Xingqiu Graphite at 28.51%, and Lianyu Co. at 28.15% [1] Group 2: Stock Performance - The price changes of stocks with high margin buying varied, with some stocks experiencing gains, such as Tiancheng Technology (1.47%) and Xingqiu Graphite (2.39%), while others like Fuliwang saw a decline (-3.29%) [1][2] - The data indicates that margin buying can correlate with stock performance, as seen in the fluctuations of the stocks listed [1][2]