A股收评：三大指数集体回调！商业航天大面积跌停，医药股普涨

Market Overview - The three major A-share indices collectively declined, with the Shanghai Composite Index falling by 0.64% to 4138 points, the Shenzhen Component Index down by 1.37%, and the ChiNext Index dropping by 1.96% [1] - The total market turnover reached a record high of 3.7 trillion yuan, an increase of 54.2 billion yuan compared to the previous trading day, with over 3700 stocks declining [1] Sector Performance - The commercial aerospace and satellite internet sectors experienced significant declines, with nearly 100 stocks, including Aerospace Electronics and China Satellite Communications, dropping over 8% [1][3] - The large aircraft and military sectors also fell, with stocks like Zhongtian Rocket and Leike Defense hitting the daily limit down [1] - The controlled nuclear fusion and communication equipment sectors saw declines, while the Beidou navigation, quantum technology, CPO concept, and F5G concept stocks were among the biggest losers [1] - Conversely, the pharmaceutical sector saw a broad increase, with recombinant proteins, CRO, and medical services leading the gains [1] - Precious metals stocks rose, with Pfizer announcing plans to launch a GLP-1 weight loss drug by 2028, boosting the weight loss drug sector [1] Notable Stock Movements - In the commercial aerospace sector, Aerospace Hanyu fell over 18%, Tianli Composite dropped over 16%, and several other stocks saw declines exceeding 14% [3][4] - Semiconductor stocks also declined, with Changguang Huaxin down over 11% and several others dropping more than 10% [5][6] - Precious metals stocks saw significant gains, with Xiaocheng Technology rising over 8% and Hunan Silver increasing over 7% [7] - The CRO concept stocks surged, with companies like Nuo Si Ge and Pu Rui Si hitting the daily limit up [8] - Electric grid equipment stocks performed well, with Yinen Electric rising over 20% and several others following suit [10] Banking Sector - Bank stocks generally rose, with Ningbo Bank increasing over 4% and Hangzhou Bank up over 3% [11][13] Lithium Mining Sector - Lithium mining stocks were active, with Ganfeng Lithium rising over 4% and Tibet Mining up over 2% [12][13]