金融界4月16日消息，A股三大指数收盘涨跌不一，沪深300债券指数 (沪深300债券，932350)报137.82点。
数据统计显示，沪深300债券指数近一个月上涨0.69%，近三个月上涨0.28%，年至今上涨0.41%。
据了解，沪深300债券指数系列从交易所或银行间市场上市的债券中，选取沪深300指数样本证券发行人及其子公司所发行的对应期限及信用等级的债券作为指数样本，以反映沪深300指数样本证券发行人及其子公司所发行的债券的整体表现。该指数以2017年12月29日为基日，以100.0点为基点。
从债项评级分布来看，沪深300债券指数持仓0.02%为“AA”级债券，0.29%为“AA+”级债券，99.69%为“AAA”级债券。
资料显示，该指数系列样本每月调整一次，定期调整生效日为每月首个交易日。遇临时调整时，若样本发生摘牌等事件，视情况自事件生效之日起剔除出指数；样本发生其他事件，参照计算与维护细则处理。
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