Market Overview - The Shanghai Composite Index decreased by 0.49% last week, closing at 3279.03 points, with a high of 3296.93 points [1] - The Shenzhen Component Index fell by 0.17%, ending at 9899.82 points, with a peak of 9926.9 points [1] - The ChiNext Index slightly increased by 0.04%, closing at 1948.03 points, reaching a maximum of 1954.62 points [1] - In global markets, major indices saw gains: Nasdaq Composite up 3.42%, Dow Jones Industrial Average up 3.0%, and S&P 500 up 2.92% [1] - In the Asia-Pacific region, the Hang Seng Index rose by 2.38% and the Nikkei 225 increased by 3.15% [1] New Stock Issuance - Two new stocks were issued last week: Ze Run New Energy (301636.SZ) and Tian Gong Co., Ltd. (920068.BJ), both on April 28, 2025 [2] Margin Trading - The total margin trading balance in the Shanghai and Shenzhen markets was 1781.445 billion yuan, with a financing balance of 1770.655 billion yuan and a securities lending balance of 10.79 billion yuan [3] - The margin trading balance decreased by 15.926 billion yuan compared to the previous week [3] - The Shanghai market's margin trading balance was 909.776 billion yuan, down by 7.881 billion yuan, while the Shenzhen market's balance was 871.669 billion yuan, down by 8.045 billion yuan [3] - A total of 3419 stocks had margin buying, with 9 stocks exceeding 1 billion yuan in buying amount, led by Tuo Wei Information (18.56 billion yuan), BYD (15.79 billion yuan), and Dongfang Fortune (13.9 billion yuan) [3][4] Fund Issuance - Eight new funds were launched last week, including Zhongjin Consumption Upgrade C, Taikang Stable Dual Benefit Bond D, and others [5] Share Buybacks - Fourteen companies announced share buybacks last week, with the highest amounts executed in the following sectors: electric power equipment, non-bank financials, and steel [6][7]