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Roundhill Memory ETF

80.72

+4.015.23%

盤前：69.97-10.7500-13.32%09:14 EDT

成交量：5,619.16萬

成交額：45.10億

市值：234.38億

市盈率：- -

高：81.34

開：80.68

低：79.07

收：76.71

52周最高：81.34

52周最低：26.14

股本：2.90億

流通股本：2.90億

量比：1.34

換手率：19.35%

股息：- -

股息率：- -

淨資產收益率：--

總資產收益率：--

市淨率：--

市盈率(LYR):- -

資料載入中...

總覽公司新聞公告

異動解讀 | DRAM出口飆升疊加價格看漲，Roundhill Memory ETF盤中大漲5.03%

今夜，美股存儲芯片、光通信暴漲！土耳其股市，暴跌熔斷！

一年漲價三倍！存儲芯片「老兵」退場，誰在接盤？

21世纪经济报道

三星內存工人獎金或達280萬元

21世纪经济报道

一季度中國智能投影市場遇冷，高端機型逆勢漲價

南方都市报

站在「光」裏，存在「芯」裏！一文聊透「存儲芯片」

群智諮詢：預計二季度Memory價格繼續上行 DRAM價格分化 NAND漲勢延續

韓國股市收盤大漲逾8% 三星電子創下紀錄高位

环球市场播报

韓國5月前20天半導體出口大增202%，DRAM出口額按年飆升498%

华尔街见闻

我們能從SK海力士和三星電子學到什麼

人均最高超270萬元人民幣！三星電子今年特別績效獎金或超1400億，存儲芯片部門員工斬獲最多

熔斷後繼續漲，韓國綜指升逾500點，SK海力士漲11%，三星電子漲6%！日股升逾2100點，軟銀漲近20%丨日韓股市

每日经济新闻

韓股大漲5%觸發熔斷，三星電子升逾6%，日經225拉升超1800點，軟銀飆漲16%

21世纪经济报道

三星電子最後關頭避免罷工，韓股暴漲再度熔斷

三星電子股價飆升因初步薪資協議使罷工暫停

环球市场播报

日韓股市開盤，雙雙上漲，三星電子大漲5.6%

期權聚焦 | Roundhill Memory ETF波動率飆至高位，機構重倉買入虛值Put對沖，同時賣出Call及Put「收租」

A股盤前速覽：國際油價跳水，美股芯片股大漲；三星電子工會推遲罷工；美稱繼續執行對伊海上封鎖

美股存儲芯片與硬件供應鏈指數漲3.17%

每日经济新闻

韓國三星電子工會宣佈21日啓動全面罷工，韓政府稱將繼續全力調停勞資分歧

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| DRAM出口飆升疊加價格看漲，Roundhill Memory ETF盤中大漲5.03%","url":"https://stock-news.laohu8.com/highlight/detail?id=1180920302","media":"异动解读","labels":["movement"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1180920302?lang=zh_tw&edition=fundamental","pubTime":"2026-05-22 01:41","pubTimestamp":1779385264,"startTime":"0","endTime":"0","summary":"Roundhill Memory ETF今日盘中大幅上涨5.03%，引起了市场的广泛关注。据最新数据显示，韩国5月前20天DRAM出口额同比飙升498%，反映出全球AI基础设施投资浪潮下，存储芯片需求持续爆发。综合来看，在AI算力需求主导产能分配、行业供需格局持续紧张的背景下，存储芯片市场景气度高涨，直接推动了追踪该行业的Roundhill Memory ETF价格走强。","market":"nz","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"bd4fa046f3f32e7d96e917bdb39cffe4","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"movement","news_rank":0,"length":0,"strategy_id":0,"source":"ai_movement_cn","symbols":["DRAM"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637330430","title":"今夜，美股存儲芯片、光通信暴漲！土耳其股市，暴跌熔斷！","url":"https://stock-news.laohu8.com/highlight/detail?id=2637330430","media":"滚动播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637330430?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 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 100指数下跌超6%，触发全市场熔断机制。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://finance.sina.com.cn/jjxw/2026-05-21/doc-inhystfa8856857.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["FTXL","DRAM"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637334521","title":"一年漲價三倍！存儲芯片「老兵」退場，誰在接盤？","url":"https://stock-news.laohu8.com/highlight/detail?id=2637334521","media":"21世纪经济报道","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637334521?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 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":"other","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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20:12","pubTimestamp":1779365523,"startTime":"0","endTime":"0","summary":"洛图科技（RUNTO）最新发布的《中国智能投影零售市场月度追踪》报告显示，2026年第一季度，中国智能投影市场（不含激光电视）全渠道销量达112.5万台，同比下滑21.4%；销售额为17.5亿元，同比下降23.4%。这是该市场连续第五个季度呈现下行趋势。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://finance.eastmoney.com/a/202605213745431184.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["DRAM","HBM","BK4168"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637380160","title":"站在「光」裏，存在「芯」裏！一文聊透「存儲芯片」","url":"https://stock-news.laohu8.com/highlight/detail?id=2637380160","media":"新浪基金","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637380160?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 19:00","pubTimestamp":1779361200,"startTime":"0","endTime":"0","summary":"与此同时，国内存储双雄产能扩张全面提速，叠加供应链自主可控的战略诉求，为上游国产半导体设备、材料及零部件环节带来了确定性的高增长与高弹性机遇。投资工具方面，港股通信息技术ETF华宝标的指数“存储芯片”含量超26%，是一键布局港股硬科技的利器。　　全球半导体存储市场已形成高度集中的品类格局。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://finance.sina.com.cn/money/fund/jjh/2026-05-21/doc-inhyshrf6282260.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["DRAM","FTXL"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637389610","title":"群智諮詢：預計二季度Memory價格繼續上行 DRAM價格分化 NAND漲勢延續","url":"https://stock-news.laohu8.com/highlight/detail?id=2637389610","media":"智通财经","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637389610?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 17:17","pubTimestamp":1779355076,"startTime":"0","endTime":"0","summary":"智通财经APP获悉，群智咨询发文称，2026年第二季度，全球Memory市场延续超级存储周期，供需短缺贯穿全季度，价格呈显著分化特征。AI算力需求主导产能分配，消费电子用DRAM与NAND供应紧张未缓解。根据群智咨询预测，二季度Memory价格继续上行但涨幅分化、部分品类价格涨幅趋缓。其中，DRAM价格分化显著，涨势逐步趋缓；NAND涨势延续，供给缺口凸显。整体来看，本季度 DRAM 的供需短缺问题依旧严峻，价格虽然持续上涨，但分化程度愈发加剧。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://www.zhitongcaijing.com/content/detail/1444518.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_zhitongcaijing","symbols":["DRAM"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637886963","title":"韓國股市收盤大漲逾8% 三星電子創下紀錄高位","url":"https://stock-news.laohu8.com/highlight/detail?id=2637886963","media":"环球市场播报","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637886963?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 15:44","pubTimestamp":1779349440,"startTime":"0","endTime":"0","summary":"韩国股市周四上涨8%，三星电子股价创下纪录高位。此前，该公司与工会就薪资问题达成协议，避免了罢工，从而缓解了市场对韩国经济及全球芯片供应链可能受阻的担忧。　　指标韩国综合股价指数 收盘上涨606.64点，涨幅8.42%，报7815.59点，创下自5月14日以来的最高收盘水平，也是自4月1日以来的最大单日涨幅。工会方面暂停了为期18天的罢工计划，这项初步协议将从周五至下周三付诸投票表决。　　权重股中三星电子上涨8.51%，SK海力士上涨11.17%。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://finance.sina.com.cn/stock/usstock/c/2026-05-21/doc-inhyrvzm6398489.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"dataReport","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["SSNLF","KORU","FLKR","DRAM","WTAI","MKOR","BK4588","BK4585","EWY","BK4535","KDEF","BK4581","VEA","BK4550","BK4504","IEMG","BK4170","EEMO","BK4543"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637580031","title":"韓國5月前20天半導體出口大增202%，DRAM出口額按年飆升498%","url":"https://stock-news.laohu8.com/highlight/detail?id=2637580031","media":"华尔街见闻","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637580031?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 15:17","pubTimestamp":1779347861,"startTime":"0","endTime":"0","summary":"韩国5月前20天出口同比增长64.8%，其中DRAM出口额同比飙升498%，半导体出口同比飙升202.1%，计算机相关产品出口更大涨305.5%，反映出AI相关投资的持续强劲。尽管出口强劲，但油价上涨与通胀压力持续升温，令韩国银行面临决策两难。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"6e7a4338b1034ad785d5025385d8625c","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://wallstreetcn.com/articles/3772803","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["SMH","USD","PSI","SOXS","SSG","CHPY","CHPS","SOXQ","SMHX","TEKX","159582","VGT","XSD","BK4588","BK4585","BK4535","SOXX","SOXL","FTXL","DRAM","SOXY"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637012858","title":"我們能從SK海力士和三星電子學到什麼","url":"https://stock-news.laohu8.com/highlight/detail?id=2637012858","media":"第一财经","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637012858?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 13:36","pubTimestamp":1779341778,"startTime":"0","endTime":"0","summary":"5月21日，韩国股市直线拉升，一度触发熔断，此后继续上涨。截至发稿，韩国综指一度大涨超过8%，其中SK海力士涨超11%，三星电子涨超7%。本轮韩国股市行情中，最令人注目的无疑是这两大存储巨头。当SK海力士、三星电子分别在2026年第一季度交出净利润40.35万亿韩元（约合人民币1848亿元）、47.1万亿韩元（约合2167亿元人民币）的成绩单时，整个半导体行业都为之震撼。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"stock_eastmoney","url":"http://finance.eastmoney.com/a/202605213744816093.html","rn_cache_url":null,"directOrigin":true},"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://finance.eastmoney.com/a/202605213744816093.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["EEMO","WTAI","BK4543","BK4170","BK4581","BK4585","BK4588","DRAM","IEMG","BK4504","SSNLF","BK4550"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637680656","title":"人均最高超270萬元人民幣！三星電子今年特別績效獎金或超1400億，存儲芯片部門員工斬獲最多","url":"https://stock-news.laohu8.com/highlight/detail?id=2637680656","media":"中新经纬","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637680656?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 11:47","pubTimestamp":1779335220,"startTime":"0","endTime":"0","summary":"韩联社21日报道称，韩国三星电子劳资双方就绩效奖金方案初步达成协议，负责半导体业务的设备解决方案（DS）部门员工今年有望获得人均最高约6亿韩元（约合271.20万元人民币）的绩效奖金。报道称，据三星电子劳资双方20日签署的“2026年度绩效奖金初步协议”，劳资商定维持既有的年终绩效奖金（OPI）制度的同时，为半导体业务的设备解决方案部门新设半导体特别绩效奖金。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://finance.eastmoney.com/a/202605213744749985.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"dataReport","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["IEMG","WTAI","BK4588","BK4550","FTXL","DRAM","BK4543","BK4581","BK4585","BK4504","BK4170","EEMO","SSNLF"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637803493","title":"熔斷後繼續漲，韓國綜指升逾500點，SK海力士漲11%，三星電子漲6%！日股升逾2100點，軟銀漲近20%丨日韓股市","url":"https://stock-news.laohu8.com/highlight/detail?id=2637803493","media":"每日经济新闻","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637803493?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 10:50","pubTimestamp":1779331820,"startTime":"0","endTime":"0","summary":"5月21日，韩国股市直线拉升，一度触发熔断，熔断后继续上涨。截至发稿，韩国KOSPI综指涨7.17%，涨幅超500点，SK海力士涨11%，三星电子涨6%。日经225指数涨超2100点，软银集团涨近20%。21日，三星电子股东团体称与工会达成的薪资协议无效，若获批准将申请禁令。此前，当地时间20日深夜，当天下午再度重启的三星电子劳资谈判结束，双方签署劳资协议暂定方案。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"stock_eastmoney","url":"http://finance.eastmoney.com/a/202605213744707826.html","rn_cache_url":null,"directOrigin":true},"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://finance.eastmoney.com/a/202605213744707826.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["IEMG","WTAI","EWY","VXUS","BK4588","BK4550","SSNLF","BK4535","FLKR","MKOR","DXJ","BK4585","BK4504","BBJP","KORU","BK4581","BK4543","DFJ","EWJ","EWJV","BK4170","DRAM","FLJP","JPXN","EEMO"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637703148","title":"韓股大漲5%觸發熔斷，三星電子升逾6%，日經225拉升超1800點，軟銀飆漲16%","url":"https://stock-news.laohu8.com/highlight/detail?id=2637703148","media":"21世纪经济报道","labels":["dataReport"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637703148?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 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200期货上涨5%后，韩国交易所启动KOSPI熔断机制，程序化交易暂停5分钟。消息方面，三星电子周三晚间与工会达成初步协议，最后关头避免罢工。此外，韩国海关周四公布的数据显示，按工作日差异调整后，5月1日至20日出口同比增长52.6%，高于4月份前20天的增幅49.4%。芯片出口同比大增202%，计算机相关产品出口飙升305.5%，显示与人工智能相关的需求持续旺盛。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"438950d4f4ec3648b3fedeb75eb48784","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://finance.sina.com.cn/roll/2026-05-21/doc-inhyrfct6471993.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["BK4588","FLKR","EEMO","BK4170","BK4550","IEMG","BK4581","MKOR","BK4543","VXUS","BK4535","DRAM","KORU","BK4585","WTAI","BK4504","EWY","SSNLF"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637742478","title":"三星電子股價飆升 因初步薪資協議使罷工暫停","url":"https://stock-news.laohu8.com/highlight/detail?id=2637742478","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637742478?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 08:18","pubTimestamp":1779322680,"startTime":"0","endTime":"0","summary":"周四早盘交易中，三星电子股价一度上涨6.5%，此前这家科技巨头与其韩国工会达成了一项初步薪资协议，这可能避免了一场曾威胁要冲击经济并破坏全球芯片供应链的罢工。工会表示，在5月22日至27日期间对该初步协议进行投票表决期间，近4.8万名成员原计划进行的为期18天的罢工将暂停。韩国基准股指KOSPI上涨4.6%。\n\n\n海量资讯、精准解读，尽在新浪财经APP\n\n责任编辑：王永生","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"438950d4f4ec3648b3fedeb75eb48784","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://finance.sina.com.cn/stock/usstock/c/2026-05-21/doc-inhyrfcw5978925.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["BK4543","BK4588","IEMG","BK4585","BK4504","DRAM","WTAI","BK4550","BK4170","BK4581","EEMO","SSNLF"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637872397","title":"日韓股市開盤，雙雙上漲，三星電子大漲5.6%","url":"https://stock-news.laohu8.com/highlight/detail?id=2637872397","media":"中新经纬","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637872397?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 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ETF波動率飆至高位，機構重倉買入虛值Put對沖，同時賣出Call及Put「收租」","url":"https://stock-news.laohu8.com/highlight/detail?id=1167790782","media":"期权女巫","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/1167790782?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 06:04","pubTimestamp":1779314683,"startTime":"0","endTime":"0","summary":"Roundhill Memory ETF收报51.51美元，涨3.50%。数据显示，机构资金正积极布局，以重仓买入虚值看跌期权作为核心对冲手段，同时通过卖出看涨期权和看跌期权来收取权利金，构建了攻守兼备的策略组合。整体方向以防守为主，买入虚值Put的规模远大于买入Call，显示出强烈的下行对冲意图。与此同时，机构大量卖出虚值Put和虚值Call，旨在利用高波动率环境“卖波动”收取权利金。此外，机构还购入了2026年9月到期的40美元Put，为中长期可能出现的尾部风险做准备。","market":"us","thumbnail":"","type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":"","theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["DRAM"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637879800","title":"A股盤前速覽：國際油價跳水，美股芯片股大漲；三星電子工會推遲罷工；美稱繼續執行對伊海上封鎖","url":"https://stock-news.laohu8.com/highlight/detail?id=2637879800","media":"中新经纬","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637879800?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 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05:52","pubTimestamp":1779313923,"startTime":"0","endTime":"0","summary":"周三（5月20日），美股存储芯片与硬件供应链指数涨3.17%，报179.14点，跳空高开之后整体持续高位震荡。成分股全面收涨，Rambus涨9.45%，泰瑞达涨7.1%，拉姆研究涨6.84%，应用材料、美光至少涨4.76%，希捷科技涨2.42%，西部数据、闪迪至少涨0.67%。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"stock_eastmoney","url":"http://finance.eastmoney.com/a/202605213743969436.html","rn_cache_url":null,"directOrigin":true},"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://finance.eastmoney.com/a/202605213743969436.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"0","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["FTXL","DRAM"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2637878174","title":"韓國三星電子工會宣佈21日啓動全面罷工，韓政府稱將繼續全力調停勞資分歧","url":"https://stock-news.laohu8.com/highlight/detail?id=2637878174","media":"上观新闻","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2637878174?lang=zh_tw&edition=fundamental","pubTime":"2026-05-21 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