Group 1 - The A-share market indices closed mixed, with the Shanghai-Shenzhen 300 Building Materials Index reported at 6823.44 points [1] - The Shanghai-Shenzhen 300 Building Materials Index has increased by 0.28% over the past month, 2.89% over the past three months, and 6.48% year-to-date [1] - The index is designed to reflect the overall performance of different industry companies within the Shanghai-Shenzhen 300 Index, categorized into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and more than 200 quaternary industries [1] Group 2 - The Shanghai-Shenzhen 300 Building Materials Index holdings are entirely composed of stocks from the Shanghai Stock Exchange, with a 100% allocation [2] - The index's sample is exclusively focused on the cement and concrete sector, which also accounts for 100% of the holdings [3] - The index samples are adjusted biannually, with adjustments occurring on the next trading day following the second Friday of June and December each year [3]

金融界4月17日消息，A股三大指数收盘涨跌不一，沪深300汽车与零部件指数 (300汽车，L11506)报 9866.18点。 从指数持仓来看，沪深300汽车与零部件指数十大权重分别为：比亚迪（38.15%）、赛力斯 （13.29%）、福耀玻璃（10.52%）、上汽集团（8.72%）、长安汽车（7.41%）、赛轮轮胎（3.94%）、 拓普集团（3.78%）、长城汽车（3.48%）、德赛西威（3.3%）、华域汽车（3.15%）。 数据统计显示，沪深300汽车与零部件指数近一个月下跌6.82%，近三个月上涨5.13%，年至今上涨 0.82%。 据了解，为反映沪深300指数样本中不同行业公司证券的整体表现，为投资者提供分析工具，将沪深300 指数300只样本按行业分类标准分为11个一级行业、35个二级行业、90余个三级行业及200余个四级行 业。沪深300行业指数系列分别以进入各一级、二级、三级、四级行业的全部证券作为样本编制指数， 形成沪深300行业指数。该指数以2004年12月31日为基日，以1000.0点为基点。 从沪深300汽车与零部件指数持仓样本的行业来看，乘用车占比73.22%、汽车内饰与外饰占比15. ...

Group 1 - The A-share market indices closed mixed, with the CSI 300 Construction Engineering Index reported at 3396.52 points [1] - The CSI 300 Construction Engineering Index has decreased by 2.86% over the past month, 3.15% over the past three months, and 9.76% year-to-date [2] - The CSI 300 Index categorizes its 300 sample stocks into 11 primary industries, 35 secondary industries, over 90 tertiary industries, and more than 200 quaternary industries for comprehensive performance analysis [2] Group 2 - The CSI 300 Construction Engineering Index is entirely composed of stocks from the Shanghai Stock Exchange, with a 100% allocation [3] - Within the index's holdings, infrastructure construction accounts for 58.26%, housing construction for 34.83%, and specialized engineering for 6.90% [3] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [3]

金融界4月11日消息，上证指数低开高走，沪深300航天国防指数 (300国防，L11608)报9331.96点。 数据统计显示，沪深300航天国防指数近一个月下跌3.97%，近三个月下跌3.20%，年至今下跌9.47%。 据了解，为反映沪深300指数样本中不同行业公司证券的整体表现，为投资者提供分析工具，将沪深300 指数300只样本按行业分类标准分为11个一级行业、35个二级行业、90余个三级行业及200余个四级行 业。沪深300行业指数系列分别以进入各一级、二级、三级、四级行业的全部证券作为样本编制指数， 形成沪深300行业指数。该指数以2004年12月31日为基日，以1000.0点为基点。 从沪深300航天国防指数持仓的市场板块来看，上海证券交易所占比58.33%、深圳证券交易所占比 41.67%。 从沪深300航天国防指数持仓样本的行业来看，航空占比100.00%。 资料显示，指数样本每半年调整一次，样本调整实施时间分别为每年6月和12月的第二个星期五的下一 交易日。权重因子随样本定期调整而调整，调整时间与指数样本定期调整实施时间相同。在下一个定期 调整日前，权重因子一般固定不变。遇临时调整时，当沪深 ...