［6月11日］指数估值数据(又到指数调仓日，估值有哪些变化？）

Core Viewpoint - The article discusses the upcoming index rebalancing in June, highlighting its impact on various indices and the valuation changes of stocks involved in the rebalancing process [7][8][49]. Group 1: Market Overview - The overall market experienced an increase, with indices reaching between 4.9 and 5 stars [1][2]. - All market caps, including large, mid, and small-cap stocks, saw an upward trend [3][4]. - The Hong Kong stock market also rose, led by the technology index [6]. Group 2: Index Rebalancing - June marks the index rebalancing period, occurring on the second Friday of the month [7][8]. - Regular rebalancing is necessary due to stock performance fluctuations, which may lead to some stocks no longer meeting index criteria [9][10]. - The rebalancing process does not affect the net asset value of index funds significantly, as they sell stocks being removed and buy those being added [12][13][15]. Group 3: Valuation Changes - The rebalancing will notably impact the valuations of various indices, particularly favoring small and mid-cap stocks due to their recent strong performance [18][20]. - For the CSI 300 index, 7 stocks were adjusted, resulting in a decrease in average P/E ratio from 25.8 to 18.4, while the P/B ratio slightly increased [22][23]. - The CSI 500 index saw 50 stocks replaced, leading to a slight increase in both P/E and P/B ratios [24][25]. - The CSI 1000 index, representing small-cap stocks, had 100 stocks adjusted, with a significant increase in both P/E and P/B ratios [26]. - The CSI 2000 index, representing micro-cap stocks, had 681 stocks adjusted, also showing an increase in both valuation metrics [27]. Group 4: Strategy Indices - Strategy indices, such as value and low volatility indices, tend to lower their valuations during rebalancing due to their selection criteria [38][41]. - The A500 index adjusted 21 stocks, resulting in a slight decrease in average P/E ratio [35][36]. - The value index adjusted 9 stocks, leading to a decrease in both P/E and P/B ratios [39][40]. - The Hong Kong-Shenzhen dividend low volatility index adjusted 43 stocks, also resulting in a decrease in average P/E ratio [44][45]. Group 5: Investor Guidance - Investors do not need to take any specific actions during the index rebalancing, as fund managers handle the adjustments automatically [50]. - The article encourages investors to maintain their positions and be patient during market fluctuations [54].