证券行业周报：市场成交额小幅回落，公募销售费用新规落地-20250907

Investment Rating - The industry investment rating is maintained at "Overweight" [2][6] Core Views - Despite a slight decline in market trading volume, trading activity remains high, and current valuations are at reasonable levels. The performance of brokerage firms is expected to continue recovering in the third quarter. With the new public fund sales fee regulations implemented, the public fund industry is entering a phase of high-quality development [6][31]. Summary by Sections Market Review - The market experienced increased volatility with the Shanghai Composite Index down 1.2% and the Shenzhen Component Index down 0.8% during the week of September 1-5. The non-bank financial index fell by 5%, underperforming the CSI 300 Index by 4.2 percentage points. The brokerage index decreased by 5.3%, also underperforming the CSI 300 Index by 4.5 percentage points. The brokerage index's price-to-book ratio is at 1.46x, slightly down from the previous week, and is at the 44th percentile of the past decade [3][9]. Industry Weekly Data Brokerage Business - The average daily stock trading volume in the Shanghai and Shenzhen markets reached 25,696 billion yuan, a 13% decrease week-on-week. Despite this decline, trading volume remains high, comparable to the peak in October 2024 [4][15]. Investment Banking Business - In August, 21 companies conducted equity financing totaling 23.5 billion yuan, a 71% year-on-year increase but a 65% decrease month-on-month. The IPO scale was 4.1 billion yuan, down 23% year-on-year and 83% month-on-month. Cumulatively, from January to August, equity financing increased by 304% year-on-year [4][18]. Capital Intermediation Business - As of September 5, the margin trading balance reached 22,795 billion yuan, a 0.8% increase week-on-week, accounting for 2.68% of the total market capitalization of A-shares. The financing balance rose to 22,642 billion yuan, while the securities lending balance was 15.3 billion yuan, down 3.5% [5][21]. Industry Policy Tracking - On September 5, the China Securities Regulatory Commission revised the regulations on public fund sales fees, marking the completion of the third phase of public fund fee reforms initiated in 2023. Key changes include lowering the maximum subscription fees for various fund types and optimizing redemption arrangements to encourage long-term holding [27][30]. Investment Recommendations - The report maintains an "Overweight" rating for the securities industry, suggesting a focus on internet brokerages with strong beta characteristics, such as Guideline, in the context of active market trading [6][31].