流动性&交易拥挤度&投资者温度计周报：南向资金近三月累计净流入超2500亿-20250805

Group 1: Capital Flow and Liquidity - Southbound funds have seen a cumulative net inflow of over 250 billion yuan in the past three months, with weekly net inflows exceeding 10 billion yuan[14] - Retail investors contributed a net inflow of 134.86 billion yuan in the last week, marking a 22.5 billion yuan increase from the previous value, maintaining a high level at the 76.4 percentile over the past five years[8] - Leverage funds continue to flow in at high levels, with net inflows of approximately 322.8 billion yuan last week, although this is a decrease from the previous week's 446.1 billion yuan[30] Group 2: Market Trends and Investor Sentiment - The Shanghai Composite Index experienced its first decline after five consecutive weeks of increases, indicating a potential shift in market sentiment[8] - The trading heat for the machinery sector increased by 29 percentage points to 86%, while the construction sector rose by 24 percentage points to 72%[9] - The search interest in A-shares has declined, reflecting a cooling investor sentiment despite high net inflows from retail investors[8] Group 3: ETF and Fund Performance - The net subscription for stock ETFs dropped significantly to -38.13 billion yuan, a stark contrast to the previous net inflow of -5.3 billion yuan, placing it at the 1.9 percentile over the past three years[42] - The issuance of new public equity funds decreased to 9.21 billion yuan, which is at the 46 percentile over the past three years, indicating a contraction in new fund launches[50] - The total amount of share buybacks increased to 3.6 billion yuan, up from 1.85 billion yuan, reflecting a strong buyback trend at the 78 percentile over the past three years[46]