揭秘涨停丨航天板块掀涨停潮

Market Overview - A total of 80 stocks in the A-share market hit the daily limit, with 73 stocks remaining after excluding 7 ST stocks, resulting in an overall limit-up rate of 79.21% [1] Top Performers - Longzhou Co. had the highest limit-up order volume with approximately 5 billion yuan, followed by Ruikang Pharmaceutical, Guoji Heavy Industry, and Maoshuo Power with order volumes of 4.236 million hands, 2.852 million hands, and 2.637 million hands respectively [2] - Longzhou Co. has a focus on the charging pile concept, with its subsidiary operating 19 electric vehicle charging stations and a total of 185 charging piles [2] Aerospace Sector - Multiple stocks in the aerospace sector hit the limit, including Tianjian Technology, Chaojie Co., Aerospace Science and Technology, Aerospace Power, and Aerospace Development [3] - Tianjian Technology is actively researching global aerospace technology trends, while Chaojie Co. is successfully progressing in its commercial aerospace business [3][4] Optical Communication Sector - Stocks such as Tefa Information, Kecuan Technology, Yongding Co., and Changguang Huaxin achieved limit-up status [5] - Kecuan Technology has launched its first production line for 400G/800G high-speed optical modules, while Yongding Co. is expanding its business into core products like optical chips and modules [5] Financial Sector - Stocks like Ruida Futures and Bank of China Securities also reached their daily limits [6][7] - Ruida Futures engages in futures brokerage, asset management, and risk management, while Bank of China Securities leverages its shareholder resources to enhance its comprehensive financial services [6][7] Institutional and Retail Activity - The net buying by the Shenzhen Stock Connect exceeded 100 million yuan for International Composite Materials, with notable net buying in Aerospace Technology, Lixing Co., and Chaojie Co. [8] - Retail investors showed mixed activity, with significant net selling in Aerospace Development and Aerospace Power [8]