主力爆买，多股涨超10%创新高，512810放量再突破！机构：维持国防军工行业 “超配”评级

Core Viewpoint - The defense and military industry remains active despite market adjustments, with significant interest in commercial aerospace, satellite internet, and military modernization themes, as evidenced by the performance of the defense military ETF (512810) reaching a two-month high [1][9]. Group 1: Market Performance - The defense military ETF (512810) saw an intraday increase of 1.54%, closing up 0.98% with a trading volume of 80.28 million yuan, indicating a strong upward trend since December [1][9]. - The defense military sector attracted a net inflow of 6.181 billion yuan, leading among 31 first-tier industries, with a total of 19.778 billion yuan accumulated over the past five days [3][11]. Group 2: Key Stocks and Index Changes - Notable stocks within the defense military ETF include Zhenlei Technology, which surged 12.07% to a historical high, and Aerospace Electronics, which hit the daily limit, alongside other stocks like Fushun Special Steel and Shanghai Hanyun reaching historical highs [3][11]. - The index for the defense military ETF underwent a rebalancing on December 15, 2025, adding five new stocks and removing four, resulting in a total of 80 constituent stocks. The new additions have a combined market capitalization exceeding 72.4 billion yuan, enhancing the index's leading attributes [5][14]. Group 3: Industry Trends and Future Outlook - Analysts highlight the spillover of advanced military technology into civilian sectors, fostering new industries such as commercial aerospace and low-altitude economy, which could drive the development of new materials and technologies, creating a positive feedback loop for the defense industry [5][13]. - The Ministry of Industry and Information Technology emphasized accelerating the development of satellite internet, while SpaceX is reportedly preparing for a potential IPO in 2026 with an estimated valuation of 800 billion dollars [4][12].