证券：宽基ETF 份额回落，业绩基准新规落地。本周沪深两市日均成交额2.80 万亿元（环比-19%），沪深两融余额2.72 万亿元（环比+0.23%）。（1）1 月15-23 日数据显示，五类宽基ETF 份额环比大幅回落，中证1000（-42%），上证50（-25%）、沪深300（-23%）回落显著。五大宽基对券商保险个股交易渗透分化：沪深300 覆盖27只非银个股、头部权重高；上证50 高权重窄...
Source Link证券：宽基ETF 份额回落，业绩基准新规落地。本周沪深两市日均成交额2.80 万亿元（环比-19%），沪深两融余额2.72 万亿元（环比+0.23%）。（1）1 月15-23 日数据显示，五类宽基ETF 份额环比大幅回落，中证1000（-42%），上证50（-25%）、沪深300（-23%）回落显著。五大宽基对券商保险个股交易渗透分化：沪深300 覆盖27只非银个股、头部权重高；上证50 高权重窄...
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