证券研究报告/金融工程定期报告 2026 年 02 月 01 日 分析师：吴先兴 执业证书编号：S0740525110003 Email：wuxx02@zts.com.cn 量化择时周报：趋势指标进入边缘位置，由重仓位到重结构 分析师：王鹏飞 执业证书编号：S0740525060001 Email：wangpf@zts.com.cn 1、《量化择时周报：牛市格局仍在延 续，主题投资重回主线》2026-01-25 2、《沪深 300 增强策略本周超额收益 3.90%》2026-01-25 3、《净利润断层策略本周绝对收益 1.99%》2026-01-18 报告摘要 趋势指标进入边缘位置，由重仓位到重结构 请务必阅读正文之后的重要声明部分 相关报告 上周周报（20260125）认为：尽管 ETF 份额的持续下降，对市场有短线压力，但在 每日近 3 万亿金额的成交下，预计影响也较为有限，市场上行趋势仍将延续。最终 WIND 全 A 在 ETF 份额持续下降的影响和周五周期股大幅回调的影响下，全周下跌 1.59%。市值维度上，上周代表小市值股票的中证 1000 下跌 2.55%，中盘股中证 500 指数下跌 2.56 ...

Group 1 - The article discusses a significant phenomenon in the A-share market, specifically a large pulse sell-off in the largest ETF fund tracking the CSI 300 index, which led to a notable increase in trading volume and a turnover rate of 10% on that day [3] - The sell-off is attributed to the fund being a major holding of the "national team" in the A-share market, which has a symbolic significance as a leading indicator. Regulatory warnings about market speculation were issued earlier in January, prompting some reduction in holdings by large index funds [3] - Despite the sell-off, the market showed resilience with strong investor sentiment, as evidenced by all three major A-share indices closing in the green and trading volume exceeding 3 trillion yuan, indicating overall positive market conditions [4] Group 2 - The article hints at other topics of interest, such as the surge in the photovoltaic sector and the potential impact of overseas instability on the Hong Kong stock market's performance, although details on these topics are not provided [6]

Group 1 - The brokerage sector is experiencing a significant upward trend, with the A-share leading brokerage ETF (512000) rising over 2% and achieving a transaction volume exceeding 1.9 billion yuan within half a day [1] - Major brokerage stocks are showing strong performance, with Xiangcai Securities hitting the daily limit, Changjiang Securities up over 7%, and Guosen Securities rising more than 5% [5] - The market is supported by ample liquidity, and historical factors such as domestic fundamentals and liquidity improvements are driving the market's strength [2][3] Group 2 - The brokerage sector's beta attribute is expected to continue, with the investment value of brokerage stocks being gradually confirmed as market sentiment improves [3] - The brokerage ETF (512000) tracks the CSI All Share Securities Company Index, encompassing 49 listed brokerage stocks, with nearly 60% of its holdings concentrated in the top ten leading brokerages [3] - The MACD golden cross signal has formed, indicating a positive trend for several stocks in the sector [6]

Group 1 - The core viewpoint of the news is that the CSI 500 Quality Growth Index is experiencing a strong upward trend, with significant gains in its constituent stocks and the associated ETF [1][2] - The CSI 500 Quality Growth ETF has seen a notable increase in scale, growing by 11.53 million yuan in the past week, ranking in the top third among comparable funds [1] - The ETF's shares have also increased by 5 million units in the past week, indicating strong investor interest and demand [1] Group 2 - The CSI 500 Quality Growth Index is currently at a historically low valuation, with a price-to-book (PB) ratio of 1.98, which is lower than 81.87% of the time over the past five years, highlighting its attractive valuation [1] - The top ten weighted stocks in the CSI 500 Quality Growth Index account for 20.47% of the index, with East Wu Securities being the highest at 2.70% [3][4] - Analysts expect the upward trend in the market to continue, driven by increased liquidity and the influx of retail investor funds, which will be crucial for the market's performance in the second half of the year [2]