Zheng Xing Xing Ye Ri Bao·2025-08-04 08:30Market Overview - The biopharmaceutical sector increased by 0.55% on August 4, with Sairun Biotech leading the gains [1] - The Shanghai Composite Index closed at 3583.31, up 0.66%, while the Shenzhen Component Index closed at 11041.56, up 0.46% [1] Top Gainers in Biopharmaceutical Sector - Sairun Biotech (688163) closed at 27.37, up 11.90% with a trading volume of 72,700 shares and a transaction value of 190 million [1] - Xizang Pharmaceutical (600211) closed at 46.19, up 10.00% with a trading volume of 321,400 shares and a transaction value of 1.451 billion [1] - Wanze Shares (000534) closed at 17.31, up 9.97% with a trading volume of 598,100 shares and a transaction value of 1.018 billion [1] - Other notable gainers include Saiseng Pharmaceutical (300485) and Sanyuan Gene (837344) with increases of 7.45% and 6.89% respectively [1] Top Losers in Biopharmaceutical Sector - Kexing Pharmaceutical (688136) closed at 50.20, down 9.42% with a trading volume of 129,900 shares and a transaction value of 655 million [2] - Aopumai (688293) closed at 57.00, down 6.56% with a trading volume of 20,800 shares and a transaction value of 119 million [2] - Other significant decliners include Wuxi Jinghai (836547) and Olin Biotech (688319) with decreases of 3.28% and 3.22% respectively [2] Capital Flow Analysis - The biopharmaceutical sector saw a net inflow of 10.35 million from institutional investors, while retail investors contributed a net inflow of 250 million [2][3] - Notable net inflows from individual stocks include Ganjin Pharmaceutical (603087) with 18.6 million and Xizang Pharmaceutical (600211) with 12.1 million [3] - Conversely, significant net outflows were observed in stocks like Xizang Pharmaceutical and Wanze Shares, indicating a mixed sentiment among retail investors [3]