金融工程日报：沪指突破 3900 点创十年新高，有色行业爆发-20251010

• The report discusses the performance of various indices on October 9, 2025, highlighting that most indices were in an upward trend, with the CSI 500 Index performing particularly well, increasing by 1.84%[6] - The Sci-Tech Innovation 50 Index also showed strong performance, rising by 2.93%[6] - The CSI 500 Value Index was the best-performing style index, increasing by 1.75%[6] - The report provides detailed data on the performance of different sectors, with the non-ferrous metals sector showing the highest return of 7.54%[7] - The report includes information on market sentiment, noting that 98 stocks hit the daily limit up and 26 stocks hit the daily limit down on October 9, 2025[13] - The report also covers the financing and securities lending balance, which stood at 24,455 billion yuan as of October 9, 2025, with a financing balance of 24,292 billion yuan and a securities lending balance of 164 billion yuan[18] - The report provides data on the premium and discount rates of ETFs, with the highest premium being 1.38% for the ChiNext 50 ETF and the highest discount being 0.55% for the Shanghai-Hong Kong-Shenzhen 500 ETF[22] - The report includes information on block trading, noting that the average discount rate over the past six months was 6.10%, with a discount rate of 4.47% on September 30, 2025[25] - The report discusses the annualized discount rates of stock index futures, with the CSI 500 Index futures having an annualized discount rate of 8.64% on October 9, 2025[27] - The report provides data on institutional research, noting that Jiufeng Energy was the most researched stock in the past week, with 110 institutions conducting research on it[29] - The report includes data on the top ten stocks with the highest net inflows and outflows from institutional seats and Northbound funds on October 9, 2025, with Ganfeng Lithium having the highest net inflow[35][36]