美股散户高度活跃：上半年交易总额达6.6万亿美元

Core Viewpoint - Despite various challenges in the US stock market during the first half of the year, including tariff uncertainties and market volatility, retail investors continued to show strong buying interest, leading to record trading volumes of $6.6 trillion [1][2]. Group 1: Retail Investor Activity - Retail investors purchased approximately $3.4 trillion worth of stocks while selling about $3.2 trillion, resulting in a total trading volume exceeding $6.6 trillion [2]. - The net inflow of retail investor funds into individual stocks and ETFs reached $137.6 billion in the first half of the year, indicating a strong bullish sentiment despite market fluctuations [5]. - Vanda Research reported a record net buying of $155.3 billion by retail investors, surpassing the previous high of $152.8 billion in the first half of 2021 [5]. Group 2: Market Conditions and Trends - The first half of the year saw significant market challenges, including a drop in the S&P 500 index and a bear market for the Nasdaq Composite, leading some investors to describe it as one of the toughest investment environments [4]. - Retail investors demonstrated a strong inclination to buy on dips, driven by factors such as the "American exceptionalism" trade and record low buying following tariff announcements [6]. - The average daily inflow of retail funds was approximately $1.3 billion, reflecting a 21.6% increase from the previous year [7]. Group 3: Performance and Outlook - The average return of retail investor portfolios was estimated at 6.2%, closely aligning with the S&P 500 index's 6.1% gain during the same period [7]. - The US stock market continued its upward trend, achieving new highs driven by easing trade tensions, positive corporate earnings expectations, and strong economic data [7].