2 1 Shi Ji Jing Ji Bao Dao·2025-05-12 03:56Market Overview - The Shanghai Composite Index increased by 1.92% to close at 3342.0 points, with a weekly high of 3359.73 points [1] - The Shenzhen Component Index rose by 2.29% to 10126.83 points, reaching a peak of 10248.98 points [1] - The ChiNext Index saw a 3.27% increase, closing at 2011.77 points, with a maximum of 2036.1 points [1] - In the global market, the Nasdaq Composite fell by 0.27%, the Dow Jones Industrial Average decreased by 0.16%, and the S&P 500 dropped by 0.47% [1] - In the Asia-Pacific region, the Hang Seng Index rose by 1.61%, and the Nikkei 225 increased by 1.83% [1] New Stock Issuance - Three new stocks were issued last week: Tai Li Technology (301595.SZ), Weigao Blood Products (603014.SH), and Hanbang Technology (688755.SH) [2] Margin Trading - The total margin trading balance in the Shanghai and Shenzhen markets reached 1798.839 billion yuan, with a financing balance of 1787.274 billion yuan and a securities lending balance of 11.565 billion yuan [3] - The margin trading balance increased by 17.394 billion yuan compared to the previous week [3] - The Shanghai market's margin trading balance was 917.212 billion yuan, up by 7.436 billion yuan, while the Shenzhen market's balance was 881.627 billion yuan, increasing by 9.958 billion yuan [3] - A total of 3400 stocks had margin buying, with 34 stocks exceeding 1 billion yuan in buying amount, led by Dongfang Caifu, Xinyi Sheng, and Shenghong Technology [3][4] Fund Issuance - Four new funds were launched last week: Zhongyou Core Preferred Mixed C, Zhongyou Core Growth Mixed C, Zhongyou Core Theme Mixed C, and Zhongjin Cash Manager D [5] Company Buybacks - Sixteen companies announced share buybacks last week, with the highest amounts executed by Zhengtai Electric, Zhongke Huoxiang, Guangzi Group, Juguang Technology, and Ling Supervisory Selection [6][7] - The top three industries by buyback amount were electric equipment, electronics, and basic chemicals [7]