Group 1: Core Insights - The report analyzes the fund flow of exchange-traded index funds from September 15 to September 19, 2025, highlighting significant trends in various categories [1][2]. - The overall fund flow indicates a mixed performance across different index categories, with notable outflows in major indices like the Shanghai Composite and CSI 300 [6][7]. Group 2: Fund Flow by Category - The Shanghai 50 index had a fund size of 159.46 billion yuan, with a weekly decline of 1.71% and a net outflow of 5.98 billion yuan [6]. - The CSI 300 index, with a fund size of 983.45 billion yuan, experienced a slight decline of 0.39% and a significant net outflow of 33.92 billion yuan [6]. - The ChiNext index showed a positive trend with a weekly increase of 2.17% and a net inflow of 5.76 billion yuan, indicating investor interest in growth sectors [6]. - In the technology sector, the large technology category saw a fund size of 216.69 billion yuan, with a weekly increase of 2.20% and a substantial net inflow of 58.01 billion yuan [7]. - The large financial category faced a decline of 3.20% with a net inflow of 140.61 billion yuan, suggesting a shift in investor sentiment [7]. Group 3: Sector Performance - The healthcare sector had a fund size of 100.16 billion yuan, with a weekly decline of 2.11% and a modest net inflow of 5.94 billion yuan, reflecting cautious investor behavior [7]. - The manufacturing sector reported a fund size of 72.82 billion yuan, with a weekly increase of 2.19% and a net inflow of 64.79 billion yuan, indicating resilience in this area [7]. - The consumer sector showed a slight decline of 0.24% with a net inflow of 32.55 billion yuan, suggesting mixed investor confidence [7]. Group 4: International Indices - The Nasdaq 100 index had a fund size of 78.42 billion yuan, with a weekly increase of 1.84% and a net outflow of 0.67 billion yuan, indicating fluctuating investor interest [11]. - The S&P 500 index reported a fund size of 20.84 billion yuan, with a slight increase of 0.50% and a net inflow of 0.77 billion yuan, reflecting stable performance [11]. - The Hang Seng index had a fund size of 19.17 billion yuan, with a weekly increase of 0.40% and a net outflow of 3.72 billion yuan, suggesting challenges in the Hong Kong market [11].

1. Report Information - Report Title: Weekly Report on Capital Flows of Exchange-Traded Index Funds - Data Date: September 8 - 12, 2025 - Research Institution: Great Wall Securities Industrial Finance Research Institute - Analyst: Jin Ling - Report Date: September 17, 2025 [1] 2. Core View - The report presents the capital flow, fund scale, and weekly price change data of various exchange-traded index funds from September 8 - 12, 2025, covering comprehensive, industry theme, style strategy, enterprise nature, regional, QDII, bond, commodity, and index-enhanced funds. 3. Summary by Category Comprehensive Index Funds - **Fund Performance**: The Shanghai Composite 50 had a fund scale of 15.9456 billion yuan, a weekly increase of 0.99%, and a net weekly capital outflow of 394 million yuan; the CSI 300 had a scale of 98.3449 billion yuan, a rise of 1.51%, and an outflow of 4.095 billion yuan; the CSI 500 had a scale of 14.012 billion yuan, a 3.41% increase, and an inflow of 1.174 billion yuan [6]. Industry Theme Index Funds - **Sector Performance**: The large technology sector had a fund scale of 21.6688 billion yuan, a 5.13% increase, and an outflow of 6.616 billion yuan; the large finance sector had a scale of 12.8483 billion yuan, a 0.92% rise, and an inflow of 11.468 billion yuan; the large health sector had a scale of 10.0161 billion yuan, a 0.50% decline, and an inflow of 6.432 billion yuan [7]. Style Strategy Index Funds - **Style Performance**: The dividend style had a fund scale of 5.9877 billion yuan, a 1.01% increase, and an inflow of 633 million yuan; the growth style had a scale of 730.6 million yuan, a 3.02% increase, and an outflow of 252 million yuan; the value style had a scale of 330.8 million yuan, a 1.11% increase, and an outflow of 102 million yuan [9]. QDII Index Funds - **Overseas Market Performance**: The Nasdaq 100 had a fund scale of 7.8421 billion yuan, a 0.73% increase, and an outflow of 197 million yuan; the S&P 500 had a scale of 2.0837 billion yuan, a 0.69% increase, and an outflow of 38 million yuan; the German DAX had a scale of 975 million yuan, a 0.43% decline, and an inflow of 101 million yuan [11]. Bond Index Funds - **Bond Type Performance**: The 30-year bond had a fund scale of 896.9 million yuan, a 1.18% decline, and an inflow of 149 million yuan; the 10-year bond had a scale of 409 million yuan, a 0.20% decline, and no net inflow; the 5 - 10-year bond had a scale of 3.8952 billion yuan, a 0.26% decline, and an outflow of 302 million yuan [12]. Commodity Index Funds - **Commodity Performance**: Gold had a fund scale of 7.0887 billion yuan, a 2.33% increase, and an inflow of 2.095 billion yuan; soybean meal had a scale of 419.3 million yuan, a 0.75% increase, and an inflow of 12 million yuan; non-ferrous metals had a scale of 74.5 million yuan, a 1.40% increase, and an inflow of 7.7 million yuan [12]. Index-Enhanced Funds - **Index Enhancement Performance**: The Shanghai Composite 50 index-enhanced fund had a scale of 76 million yuan, a 0.99% increase, and no net inflow; the CSI 300 had a scale of 320.9 million yuan, a 1.30% increase, and an outflow of 108 million yuan; the CSI 500 had a scale of 197.8 million yuan, a 2.72% increase, and an inflow of 21.6 million yuan [12].

Report Information - Report Title: Weekly Report on Capital Flows of Exchange-Traded Index Funds [1] - Data Date: August 18 - 22, 2025 [1] - Analyst: Jin Ling [1] - Report Date: August 28, 2025 [1] Core Findings Domestic Passive Equity Funds - Different index funds showed varying performance in terms of fund size, weekly returns, and net weekly capital inflows. For example, the Shanghai - Shenzhen 300 index fund had a size of 983.449 billion yuan, a weekly return of 4.27%, and a net weekly capital outflow of 34.74 billion yuan; while the ChiNext Index fund had a size of 126.448 billion yuan, a weekly return of 5.81%, and a net weekly capital inflow of 22.61 billion yuan [4]. Overseas Index Funds - International index funds also had diverse performance. The Nasdaq 100 index fund had a size of 78.421 billion yuan, a weekly return of -3.08%, and a net weekly capital inflow of 7.78 billion yuan; the S&P 500 index fund had a size of 20.837 billion yuan, a weekly return of -1.63%, and a net weekly capital outflow of 1.44 billion yuan [5]. Bond Funds - Bond funds had different performance based on factors such as maturity and credit rating. The 30 - year bond fund had a size of 8.969 billion yuan, a weekly return of -1.25%, and a net weekly capital inflow of 59.60 billion yuan; the short - term financing bond fund had a size of 29.341 billion yuan, a weekly return of 0.01%, and a net weekly capital outflow of 28.50 billion yuan [6]. Commodity Funds - Commodity funds, including gold, soybean meal, and others, also had distinct performance. The gold fund had a size of 70.887 billion yuan, a weekly return of -0.29%, and a net weekly capital outflow of 0.94 billion yuan; the energy and chemical fund had a size of 2.93 billion yuan, a weekly return of 0.76%, and a net weekly capital inflow of 0.88 billion yuan [6]. Index - Enhanced Funds - Index - enhanced funds based on different indices had different performance. The CSI 500 index - enhanced fund had a size of 1.978 billion yuan, a weekly return of 3.76%, and a net weekly capital inflow of 0.12 billion yuan; the ChiNext Index - enhanced fund had a size of 0.469 billion yuan, a weekly return of 5.46%, and a net weekly capital outflow of 0.04 billion yuan [6].

Report Information - Report Title: Weekly Report on Capital Flows of Exchange-Traded Index Funds [1] - Data Date: July 7, 2025 - July 11, 2025 [1] - Analyst: Jin Ling [1] - Report Date: July 16, 2025 [1] Core Viewpoints - The report presents the fund scale, weekly price change, and weekly net capital inflow of various domestic passive stock funds, overseas funds, bond funds, commodity funds, and index-enhanced funds from July 7 to July 11, 2025 [4][5][6] Summary by Categories Domestic Passive Stock Funds - The scale of Shanghai Stock Exchange 50 funds is 15.9456 billion yuan, with a weekly increase of 1.30% and a net capital inflow of 0.669 billion yuan [4] - The scale of CSI 300 funds is 98.3449 billion yuan, with a weekly increase of 1.20% and a net capital outflow of 0.351 billion yuan [4] - The scale of CSI 500 funds is 14.012 billion yuan, with a weekly increase of 1.98% and a net capital inflow of 0.457 billion yuan [4] - The scale of CSI 1000 funds is 11.6917 billion yuan, with a weekly increase of 2.42% and a net capital inflow of 2.541 billion yuan [4] - The scale of ChiNext Index funds is 12.6448 billion yuan, with a weekly increase of 2.30% and a net capital outflow of 1.433 billion yuan [4] Overseas Funds - The scale of Nasdaq 100 funds is 7.8421 billion yuan, with a weekly increase of 0.01% and a net capital outflow of 1.093 billion yuan [5] - The scale of S&P 500 funds is 2.0837 billion yuan, with a weekly decrease of 0.13% and a net capital inflow of 0.21 billion yuan [5] - The scale of Dow Jones funds is 0.1708 billion yuan, with a weekly decrease of 0.17% and a net capital outflow of 0.001 billion yuan [5] Bond Funds - The scale of 30-year bond funds is 0.8969 billion yuan, with a weekly decrease of 0.30% and a net capital inflow of 0.1691 billion yuan [6] - The scale of 10-year bond funds is 0.409 billion yuan, with a weekly decrease of 0.15% and a net capital inflow of 0.0443 billion yuan [6] - The scale of 5 - 10-year bond funds is 3.8952 billion yuan, with a weekly decrease of 0.17% and a net capital inflow of 0.0446 billion yuan [6] Commodity Funds - The scale of gold funds is 7.0887 billion yuan, with a weekly decrease of 0.40% and a net capital inflow of 0.0523 billion yuan [6] - The scale of soybean meal funds is 0.4193 billion yuan, with a weekly increase of 0.52% and a net capital inflow of 0.0012 billion yuan [6] - The scale of non-ferrous metal funds is 0.0745 billion yuan, with a weekly decrease of 1.17% and a net capital outflow of 0.0017 billion yuan [6] Index-Enhanced Funds - The scale of Shanghai Stock Exchange 50 index-enhanced funds is 0.0076 billion yuan, with a weekly increase of 1.75% and a net capital outflow of 0.0001 billion yuan [6] - The scale of CSI 300 index-enhanced funds is 0.3209 billion yuan, with a weekly increase of 1.14% and a net capital outflow of 0.0084 billion yuan [6] - The scale of CSI 500 index-enhanced funds is 0.1978 billion yuan, with a weekly increase of 1.96% and a net capital outflow of 0.0014 billion yuan [6]

Market Performance - The northbound heavy positions outperformed the fund heavy positions, with a weekly return of 1.73% compared to 1.60% for the fund heavy index[10] - The overall market showed a slight acceleration in industry and style rotation[4] Sector Highlights - The healthcare sector led with a weekly increase of 3.63%, outperforming the overall A-share market by 2.42%[19] - The financial sector also performed well, with a weekly gain of 1.99%, exceeding the A-share benchmark by 0.77%[19] Investment Style - Low valuation stocks showed the highest gains, with the low valuation index rising by 3.23%[23] - Large-cap and low-volatility stocks dominated the performance, indicating a preference for stability in the current market environment[21] Thematic Trends - The Low Carbon Leaders 30 index was the top performer among themes, with a weekly increase of over 3%[25] - The carbon neutrality series also showed positive returns, with the Longjiang Carbon Neutral Index rising by 2.16%[25]

- Model Name: Style Rotation Model; Model Construction Idea: The model is built from basic style factors such as valuation, market capitalization, volatility, and momentum, gradually constructing a style timing and scoring system[1][6] - Model Construction Process: 1. Construct 640 micro features based on 80 underlying micro indicators[1][6] 2. Use common indices as style stock pools instead of absolute proportion division of style factors to construct new style returns as labels[1][6] 3. Use a rolling training random forest model to avoid overfitting risks, select features, and obtain style recommendations[1][6] 4. Construct a style rotation framework from style timing to style scoring and from style scoring to actual investment[1][6] - Model Evaluation: The model effectively avoids overfitting risks and provides a comprehensive framework for style rotation from timing to scoring and actual investment[1][6] Model Backtest Results - Style Rotation Model, Annualized Return: 21.63%, Annualized Volatility: 24.09%, IR: 0.90, Monthly Win Rate: 59.12%, Maximum Drawdown: 28.33%[7][8] - Market Benchmark, Annualized Return: 7.21%, Annualized Volatility: 21.56%, IR: 0.33, Monthly Win Rate: 56.20%, Maximum Drawdown: 43.34%[8] - Excess Return, Annualized Return: 13.35%, Annualized Volatility: 11.43%, IR: 1.17, Monthly Win Rate: 66.42%, Maximum Drawdown: 10.28%[7][8] Monthly Performance - June 2025, Style Rotation Model Return: 1.28%, Excess Return: -2.51%[13] - July 2025, Latest Style Timing Directions: Low Valuation, Small Market Cap, Reversal, Low Volatility[13] - July 2025, Latest Holding Index: CSI Dividend Index[13]

Report Information - Report Title: Weekly Report on Capital Flows of Exchange-Traded Index Funds [1] - Data Date: April 21 - April 25, 2025 [1] - Analyst: Jin Ling [1] - Report Date: April 28, 2025 [1] Core Viewpoints - The report presents the capital flow, fund scale, and weekly price change data of domestic passive stock funds, overseas index funds, and other types of index funds from April 21 to April 25, 2025, helping investors understand the market dynamics of different types of index funds [4][5][6] Summary by Category Domestic Passive Stock Funds - **Composite Concepts**: Among them, the CSI 1000 had a weekly price increase of 1.95% and a net capital inflow of 594 million yuan; the Science and Technology Innovation 100 had a weekly price increase of 0.69% and a net capital inflow of 391 million yuan; while the Shanghai - Shenzhen 300 had a weekly price increase of 0.38% but a net capital outflow of 2.783 billion yuan [4] - **Industry Themes**: The large - technology concept had a weekly price increase of 1.10% and a net capital inflow of 4.849 billion yuan; the large - health concept had a weekly price increase of 2.36% and a net capital inflow of 479 million yuan; the large - consumer concept had a weekly price increase of 0.36% and a net capital outflow of 1.397 billion yuan [4] - **Style Strategies**: The dividend - low - volatility concept had a weekly price increase of 0.76% and a net capital inflow of 87 million yuan; the growth concept had a weekly price increase of 1.84% and a net capital outflow of 109 million yuan [4] - **Enterprise Nature**: The China Special Valuation (C - Special Valuation) concept had a weekly price change of - 0.05% and a net capital outflow of 242 million yuan [4] - **Region**: The regional concept had a weekly price increase of 1.62% and a net capital outflow of 600,000 yuan [4] Overseas Index Funds - **Composite Concepts**: The Nasdaq 100 had a weekly price increase of 4.79% and a net capital inflow of 1.052 billion yuan; the S&P 500 had a weekly price increase of 3.35% and a net capital inflow of 366 million yuan; the Nikkei 225 had a weekly price increase of 1.50% and a net capital outflow of 16 million yuan [5] - **Industry Themes**: The Hong Kong Stock Technology concept had a weekly price increase of 3.73% and a net capital inflow of 553 million yuan; the China Internet concept had a weekly price increase of 5.22% and a net capital outflow of 51 million yuan; the Hong Kong Stock Medical concept had a weekly price increase of 9.53% and a net capital outflow of 3.053 billion yuan [5] - **Style Strategies**: The dividend concept had a weekly price increase of 1.18% and a net capital inflow of 200,000 yuan; the dividend - low - volatility concept had a weekly price increase of 1.85% and a net capital inflow of 100,000 yuan [5] Other Types of Index Funds - **Bond Funds**: Among interest - rate - related bond funds, the 10 - year bond fund had a weekly price increase of 0.05% and a net capital inflow of 3 million yuan; the 5 - 10 - year bond fund had a weekly price change of - 0.04% and a net capital outflow of 195 million yuan [6] - **Commodity Funds**: The gold fund had a weekly price change of - 0.70% and a net capital inflow of 1.8109 billion yuan; the non - ferrous metal fund had a weekly price increase of 1.70% and a net capital outflow of 400,000 yuan [6] - **Index - Enhanced Funds**: The CSI 500 index - enhanced fund had a weekly price increase of 1.92% and a net capital outflow of 18 million yuan; the GEM index - enhanced fund had a weekly price increase of 2.45% and a net capital outflow of 500,000 yuan [6]