ETF市场扫描与策略跟踪：中证A500ETF合计净流入超300亿元

Global and A-share Market Overview - The A-share market showed mixed performance last week, with the Sci-Tech 50 Index experiencing the largest decline of 2.99%. The Hong Kong market also saw a decrease, with the Hang Seng Index down by 1.10%. The best-performing ETFs were primarily those tracking the defense and military sectors [1][12][15]. ETF New Issuance Statistics - In the A-share market, 11 stock ETFs were reported last week, and 7 new stock ETFs were established. No new equity ETFs were launched in the US market during the same period [2][17][19]. Fund Flows in A-share Market - The top 10 stock ETFs by net inflow were dominated by the CSI A500 Index ETFs, with a total net inflow exceeding 30 billion yuan. Conversely, the top 10 stock ETFs by net outflow were mainly from the military sector [2][24][25]. - The net inflow for broad-based ETFs was led by those tracking the CSI A500 Index, while the ETFs tracking the SSE 50 Index saw significant outflows [2][27]. Fund Flows in US Market - In the US market, political-themed ETFs saw the highest net inflows, while life sciences-themed ETFs experienced net outflows. Active ETFs based on the S&P 500 Index had the largest net inflows, while those based on the Russell 3000 Index saw outflows [3][24]. ETF Strategy Performance - The performance of the diffusion indicator + RRG ETF rotation strategy yielded a return of -0.31%, with excess returns relative to the CSI Equal Weight Index and the CSI 300 Index at -1.16% and -0.03%, respectively. The 50% base + intraday momentum strategy showed varying returns across different ETFs, with the SSE 50 ETF achieving a return of 0.08% [4][28].