近4天合计“吸金”超8亿，最新规模超300亿，30年国债ETF(511090)整固蓄势

Core Viewpoint - The 30-year Treasury ETF (511090) has shown active trading and significant net inflows, reflecting a shift in investor sentiment as the stock market enters a correction phase, highlighting the stock-bond seesaw effect in the current market environment [1] Group 1: Trading Activity - As of October 20, 2025, the 30-year Treasury ETF experienced a turnover of 14.1% during trading, with a total transaction volume of 4.228 billion yuan, indicating active market participation [1] - The average daily trading volume for the 30-year Treasury ETF over the past week reached 10.806 billion yuan [1] Group 2: Fund Size and Inflows - The latest size of the 30-year Treasury ETF stands at 30.027 billion yuan [1] - Over the past four days, the ETF has seen continuous net inflows, with a peak single-day net inflow of 0.515 billion yuan, totaling 0.837 billion yuan in net inflows, averaging 0.209 billion yuan per day [1] Group 3: Market Sentiment and Economic Outlook - Industry insiders note that as the stock market adjusts, the stock-bond seesaw effect has become more pronounced, with a diminishing response of stock and bond markets to fundamental changes [1] - According to Huatai Fixed Income, international trade tensions are expected to persist, with a slight weakening of the economic fundamentals anticipated in the fourth quarter, and a mild increase in interest rate cut expectations, although not a high-probability event [1]