
Market Overview - The Shanghai Composite Index increased by 2.11% to close at 3635.13 points, with a weekly high of 3645.37 points [1] - The Shenzhen Component Index rose by 1.25% to 11128.67 points, reaching a peak of 11229.59 points [1] - The ChiNext Index saw a 0.49% increase, closing at 2333.96 points, with a maximum of 2372.68 points [1] - Global markets also experienced gains, with the Nasdaq Composite up by 3.87%, the Dow Jones Industrial Average rising by 1.35%, and the S&P 500 increasing by 2.43% [1] - In the Asia-Pacific region, the Hang Seng Index rose by 1.43% and the Nikkei 225 increased by 2.5% [1] New Stock Issuance - One new stock was issued last week: Zhigao Machinery (920101.BJ) on August 5, 2025 [2] Margin Trading - The total margin trading balance in the Shanghai and Shenzhen markets reached 20031.09 billion yuan, with a financing balance of 19889.53 billion yuan and a securities lending balance of 141.56 billion yuan [3] - The margin trading balance increased by 294.86 billion yuan compared to the previous week [3] - The top three stocks by financing purchase amount were Northern Rare Earth (58.53 billion yuan), Zhongji Xuchuang (49.9 billion yuan), and Dongfang Fortune (48.27 billion yuan) [3][4] Fund Issuance - A total of 21 new funds were issued last week, including various index funds and mixed funds [5] - Notable funds include Ping An Ru Yi Short-term Bond Fund and Penghua CSI Bank Index Fund [5][6] Company Buybacks - There were 23 buyback announcements last week, with the highest amounts executed by Junxin Environmental Protection (50.99 million yuan), Mianbao (12.13 million yuan), and Runze Technology (10.47 million yuan) [7] - The sectors with the highest buyback amounts were Environmental Protection, Pharmaceutical Biology, and Electronics [7][8]