A股活跃度升温 股指频频创新高

Market Performance - A-shares continue to surge, with the ChiNext Index rising 8.58%, marking the largest weekly gain of the year; the Shanghai Composite Index reaches a 3.5-year high, frequently testing the 3700-point mark [1] - Total market turnover exceeds 2 trillion yuan for three consecutive days, with weekly turnover surpassing 10 trillion yuan, the highest since November last year [1] Financing and Investment Trends - Margin traders significantly increased net purchases, with a net buy of 45.7 billion yuan, the largest weekly net buy of the year, pushing the margin balance above 2 trillion yuan, the highest in 10 years since June 2015 [1] - The electronics sector is the most favored by margin traders, receiving over 13.3 billion yuan in net purchases, followed by machinery equipment with over 4 billion yuan [1] Sector Performance - Major sectors such as electronics and computers saw over 60 billion yuan in net inflows, while power equipment and non-bank financials received over 30 billion yuan [1] - The glass fiber sector index surged 16.38%, marking the largest weekly gain of the year, driven by increased demand for electronic-grade glass fiber cloth due to the explosive growth of AI chips [2][3] Price Trends - The price of electronic-grade glass fiber cloth has been rising, with the average price of alkali-free glass fiber at 4373 yuan/ton, up 227 yuan/ton year-on-year, and electronic yarn at 9100 yuan/ton, up 757 yuan/ton year-on-year [3] Broker Performance - The brokerage sector has seen a continuous rise, with a cumulative increase of 7.78% over five days, marking the largest weekly gain of the year [3] - Notable stocks such as Changcheng Securities and Guosheng Financial have reached new highs, with Changcheng Securities hitting a 3.5-year high [3][4]