美股详情

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Roundhill Memory ETF

53.10

+1.593.09%

成交量：1,770.17万

成交额：9.38亿

市值：102.42亿

市盈率：- -

高：53.85

开：52.19

低：51.90

收：51.51

52周最高：56.38

52周最低：26.14

股本：1.93亿

流通股本：1.93亿

量比：0.99

换手率：9.18%

股息：- -

股息率：- -

净资产收益率：--

总资产收益率：--

市净率：--

市盈率(LYR):- -

数据加载中...

总览公司新闻资讯公告

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新闻资讯

今夜，美股存储芯片、光通信暴涨！土耳其股市，暴跌熔断！

一年涨价三倍！存储芯片“老兵”退场，谁在接盘？

21世纪经济报道

三星内存工人奖金或达280万元

21世纪经济报道

一季度中国智能投影市场遇冷，高端机型逆势涨价

南方都市报

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23:30","pubTimestamp":1779377400,"startTime":"0","endTime":"0","summary":"　　大家好啊，今晚继续关注一下海外市场的表现。　　5月21日深夜，美股三大指数下跌。道指微跌，纳指跌约0.5%。　　科技股两极分化，存储芯片板块集体大涨。　　光通信概念股也在暴涨。Lumentum涨超9%，康宁涨近5%。　　消息面上，土耳其一家法院作出里程碑式裁决，决定罢免该国最大反对党领导人。　　市场迅速作出反应，土耳其基准股指Borsa Istanbul 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21:25","pubTimestamp":1779369900,"startTime":"0","endTime":"0","summary":"　　在全球争夺AI基础设施产能背景下，越来越多存储芯片品类开始面临紧俏行情，产能转移造成的供需缺口正在持续放大。　　在三星、铠侠、美光等国际大厂集体退出MLCNAND闪存市场的背景下，这一曾经不起眼的“老兵”，产品价格近期暴涨300%。由此造成的供应缺口，正对汽车电子、工业控制、医疗设备等产业造成潜在影响。　　TSOP封装主要用于低容量MLC NAND Flash存储器，有观点认为，此次铠侠宣布停产，意味着其或将退出该市场。","market":"fut","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"sina","url":"https://finance.sina.com.cn/roll/2026-05-21/doc-inhysnxi8126475.shtml","rn_cache_url":null,"customStyle":"body{padding-top:10px;}.art_tit_h1{#titleStyle#}a{#lv2TextColor#}.art_time, .art_cite{#sourceStyle#;} .art_cite{margin-left: 3px;}","selectors":".module-article, article","filters":"header, .voice2, .tags, #norm_qrcode_link_auto, .unfold-box, 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