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: Fund Liquidity - Southbound funds have seen a cumulative net inflow of over 250 billion CNY in the past three months, with weekly net inflows exceeding 10 billion CNY[5] - Leverage funds continue to see high net inflows, with net inflow of 322.8 billion CNY last week, maintaining a high level at the 93rd percentile over the past three years[11] - Stock-type ETFs experienced a significant net outflow of 381.3 billion CNY, placing it at the 1.9th percentile over the past three years[18] Group 2: Trading Congestion - 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%[52] - The insurance sector's trading heat increased by 13 percentage points to 28%, whereas the light industry, photovoltaic, and military industries saw declines of 18, 17, and 16 percentage points, respectively[52] Group 3: Investor Sentiment - The A-share market saw a decline after five consecutive weeks of increases, with a drop in overall search heat for A-shares on social media[65] - Retail investor net inflow in the A-share market was 134.9 billion CNY last week, maintaining a high level at the 76.4th percentile over the past five years[2]