这些主题，资金大幅净流入

Group 1: ETF Performance - Semiconductor-related ETFs led the gains from January 12 to 16, with the Penghua Semiconductor ETF and the Sci-Tech Semiconductor ETF both exceeding a weekly increase of 10% [1][3] - The top ten ETFs by weekly increase were predominantly semiconductor-related, with several ETFs showing gains over 8% [3] - Year-to-date, as of January 16, multiple semiconductor ETFs have already increased by over 20%, outperforming the broader market [3] Group 2: Fund Flows - From January 12 to 16, the software ETF (159852) saw the highest net inflow of 7.543 billion yuan, followed by the non-ferrous metals and media ETFs, each exceeding 6 billion yuan [2][8] - The overall trading activity was robust, with broad-based ETFs like the A500 ETF and the CSI 300 ETF leading in transaction volumes [9] Group 3: Sector Performance - Aerospace and satellite-related ETFs experienced significant declines, with several ETFs dropping over 6% during the same period [6][7] - High turnover rates were noted in many aerospace and satellite ETFs, exceeding 100% [6] Group 4: Market Outlook - The market is expected to maintain a stable and positive trend, supported by a strengthening yuan and improving fundamental expectations [11][12] - The easing of monetary policies in major economies is providing a favorable external funding environment for emerging market assets [12]