Report Industry Investment Rating - Not provided in the given content Core Viewpoints of the Report - ETFs are becoming a "super hub" connecting the market and investors, and their development is a major trend. Analyzing the penetration of ETF holdings and trading helps understand the interaction between ETFs and corresponding stocks [1]. - The impact of ETFs on the equity market can be divided into four quadrants based on ETF持仓占比 and ETF成交占比, which reflect the holding and trading influence of ETFs on stocks respectively [2][10]. - ETFs show strong configuration and trading willingness in traditional industries such as banking, coal, and non - bank finance. Market preference may be shifting towards low - valuation, high - dividend sectors [2][3]. Summary by Relevant Catalogs I. ETF's Influence Mechanism on the Equity Market - The influence of ETFs on the equity market is divided into four scenarios according to the low/high of ETF持仓占比 and ETF成交占比: weak influence, stable ballast, high - active trader, and strong influence [2]. II. Industry Perspective - ETFs are actively traded and have a high持仓占比 in traditional industries like banking, coal, and non - bank finance. In August, the banking sector had a 20.55%成交占比 and 10.48%持仓占比; the coal sector had a 16.81%成交占比 and 11.11%持仓占比; the non - bank finance sector had an 11.60%成交占比 and 11.76%持仓占比 [2]. - From July to August, the trading activity and持仓占比 of ETFs in cyclical industries such as coal, banking, and petroleum and petrochemicals increased significantly, while those in technology - growth sectors like electronics and computers decreased, possibly due to market style switching [3]. III. Individual Stock Perspective - Among the top 30 stocks in terms of ETF持仓, ETFs have a high degree of pricing power as the ETF持仓占 their free - float market value exceeds 10%, and stock price fluctuations are highly correlated with ETF redemptions and position adjustments [11]. - The stocks with high ETF持仓 are concentrated in industries, mainly in the semiconductor industry chain, followed by the pharmaceutical and biological industry, and also include some new energy, artificial intelligence, and software stocks [12]. - The market capitalization of stocks heavily held by ETFs varies widely, covering large - cap giants and medium - sized growth companies. These stocks are mostly leading companies in niche industries and are favored by ETFs, especially those from the Science and Technology Innovation Board [13].