中证国有企业红利指数下跌0.6%，前十大权重包含成都银行等

Core Viewpoint - The China Securities State-Owned Enterprises Dividend Index has shown mixed performance, with a recent decline despite a slight increase over the past month [2]. Group 1: Index Performance - The China Securities State-Owned Enterprises Dividend Index decreased by 0.6%, closing at 2068.67 points, with a trading volume of 31.583 billion yuan [1]. - Over the past month, the index has increased by 2.43%, but it has decreased by 2.11% over the last three months and by 2.32% year-to-date [2]. Group 2: Index Composition - The index comprises 100 listed companies selected for their high cash dividend yields, stable dividends, and sufficient scale and liquidity [2]. - The top ten weighted companies in the index include COSCO Shipping Holdings (2.6%), Jizhong Energy (1.95%), and Shanxi Coal International (1.44%) [2]. - The index's holdings are primarily from the Shanghai Stock Exchange (82.65%) and the Shenzhen Stock Exchange (17.35%) [2]. Group 3: Sector Allocation - The sector allocation of the index shows that finance accounts for 27.56%, industry for 25.91%, and energy for 20.43% [2]. - Other sectors include materials (9.77%), communication services (5.05%), real estate (3.83%), consumer discretionary (3.42%), utilities (3.22%), and consumer staples (0.81%) [2]. Group 4: Index Adjustment Mechanism - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [3]. - Criteria for sample inclusion include a cash dividend yield greater than 0.5% and ranking within the top 90% for average total market capitalization and trading volume [3]. - The adjustment ratio is generally limited to 20%, unless specific conditions are met [3]. Group 5: Related Investment Funds - Public funds tracking the state-owned enterprise dividend index include various funds such as Western Li De State-Owned Enterprise Dividend Index Enhanced C and Pengyang China Securities State-Owned Enterprise Dividend ETF [4].