美股詳情

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Defiance Large Cap ex-Mag 7 ETF

22.65

+0.08000.35%

盤後：22.890.2466+1.09%16:48 EDT

成交量：2.41萬

成交額：54.70萬

市值：1.37億

市盈率：- -

高：22.75

開：22.59

低：22.57

收：22.57

52周最高：23.48

52周最低：17.07

股本：605.00萬

流通股本：605.00萬

量比：0.57

換手率：0.40%

股息：0.12

股息率：0.51%

淨資產收益率：--

總資產收益率：--

市淨率：--

市盈率(LYR):- -

資料載入中...

總覽公司新聞資訊公告

知名科技巨頭被曝或裁員1.5萬人！華爾街卻拍手叫好股價應聲上漲2.3%

紐約時報：美科技巨頭為AI淡化波斯灣風險如今成伊朗攻擊目標

凤凰网科技

「養龍蝦」爆火：智能體概念走向大眾科技巨頭搶灘佈局

南方财经网

美國科技巨頭扎堆湧入波斯灣，如今卻成了襲擊目標

环球市场播报

AI「電荒」下科技巨頭有新動作多隻概念股獲槓桿資金加倉(名單)

報道：伊朗媒體稱美科技巨頭或成潛在打擊目標

环球市场播报

券商晨會精華 | 美國七大科技巨頭簽署自主供電承諾繼續看好燃機、船改燃等趨勢

智通财经网

搶佔市場先機科技巨頭競逐「龍蝦」風口

中國工廠乾冒煙了！馬斯克預言電力短缺正席捲全球美科技巨頭們瘋搶變壓器

伊朗炸了美國科技巨頭數據中心

每日经济新闻

美國多家科技巨頭承諾為數據中心自行供電並提供資金

环球市场播报

科技巨頭股價曾估值高企，如今市場對AI熱情轉向謹慎

环球市场播报

美科技七巨頭，簽署自主供電承諾

21世纪经济报道

兩大利好突襲！科技巨頭突然宣佈：降價！

美國七大科技巨頭簽署自主供電承諾

科技七巨頭緣何風光不再？美股龍頭未來走勢解析

老虎资讯综合

特朗普施壓見效！亞馬遜谷歌等7家科技巨頭簽署自主供電承諾

美國科技巨頭簽署白宮承諾，自行承擔 AI 數據中心電力成本

中國銀河證券：國產大模型Token通脹持續關注恒生互聯網科技巨頭低位佈局機會

繁榮的暗面：6620億美元影子槓桿與AI時代的表外數據中心債務危機

华尔街俱乐部

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股價應聲上漲2.3%","url":"https://stock-news.laohu8.com/highlight/detail?id=2620191492","media":"FX168","labels":["executive"],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2620191492?lang=zh_tw&edition=fundamental","pubTime":"2026-03-17 05:35","pubTimestamp":1773696932,"startTime":"0","endTime":"0","summary":"FX168财经报社 讯 在人工智能投资狂潮持续升温之际，Meta Platforms被曝正考虑大规模裁员，规模可能高达20%。市场普遍认为，这一举措不仅是削减成本的手段，更是AI生产力开始重塑科技行业用工结构的重要信号。尽管公司尚未确认具体计划，但消息传出后，Meta股价周一上涨逾2%，显示华尔街对这场“AI驱动的效率革命”持乐观态度。据路透社上周五报道，Meta正在考虑对公司员工进行大规模裁减，比例可能达到20%，预计此次裁撤的员工总数将超过1.5万人。","market":"other","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://www.fx168news.com/article/Meta-1004398","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"executive","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["META","FAZ","XMAG"],"gpt_icon":1},{"id":"2619171906","title":"紐約時報：美科技巨頭為AI淡化波斯灣風險 如今成伊朗攻擊目標","url":"https://stock-news.laohu8.com/highlight/detail?id=2619171906","media":"凤凰网科技","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2619171906?lang=zh_tw&edition=fundamental","pubTime":"2026-03-15 09:52","pubTimestamp":1773539533,"startTime":"0","endTime":"0","summary":"伊朗无人机袭击了巴林的亚马逊数据中心凤凰网科技讯 北京时间3月15日，《纽约时报》发文称，亚马逊、谷歌等美国科技巨头纷纷在波斯湾达成合作协议，资助AI开发，淡化了地缘政治风险。如今，伊朗威胁要对这些公司在该地区的基础设施发动攻击。他表示，伊朗将“在敌人缺乏经验的其它战线采取行动”。特朗普曾帮助促成美国科技巨头与海湾国家达成协议。自亚马逊数据中心遭伊朗无人机袭击后，该地区许多企业便无法访问其网络。","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://tech.ifeng.com/c/8rVbE2SnH6A","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":"fenghuang_stock","symbols":["BK4532","AMZN","NYT","BK4111","XMAG"],"gpt_icon":1},{"id":"2619149223","title":"「養龍蝦」爆火：智能體概念走向大眾 科技巨頭搶灘佈局","url":"https://stock-news.laohu8.com/highlight/detail?id=2619149223","media":"南方财经网","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2619149223?lang=zh_tw&edition=fundamental","pubTime":"2026-03-14 08:16","pubTimestamp":1773447399,"startTime":"0","endTime":"0","summary":"南方财经3月14日电，据中国证券报，开源AI智能体OpenClaw近日爆火，围绕“让AI动手干活”的产业变革加速到来。与只停留在对话框里的大模型不同，智能体被赋予了“手和脚”，能操作电脑、调用软件、阅读文件，将任务落地实施，被视为人工智能迈向“数字员工”的关键一跃。几乎同时，对智能体“幻觉”、权限过大、数据泄露的担忧随之而来。","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":"http://finance.eastmoney.com/a/202603143672141733.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":["XMAG"],"gpt_icon":1},{"id":"2619114581","title":"美國科技巨頭扎堆湧入波斯灣，如今卻成了襲擊目標","url":"https://stock-news.laohu8.com/highlight/detail?id=2619114581","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2619114581?lang=zh_tw&edition=fundamental","pubTime":"2026-03-14 00:52","pubTimestamp":1773420720,"startTime":"0","endTime":"0","summary":"亚马逊、谷歌等公司曾在波斯湾签署协议，为人工智能开发投入巨资。如今，伊朗已威胁对这些企业在该地区的基础设施发动袭击。2024 年，亚马逊又在沙特阿拉伯启动了总额超100 亿美元的新项目。　　在美国与以色列对伊朗开战两周后，美国科技公司在波斯湾面临全新现实。　　本周，伊朗威胁对包括亚马逊、微软、谷歌、帕兰提尔、英伟达、IBM、甲骨文在内的七家美国科技公司的 “敌方技术基础设施” 发动更大范围袭击。","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/2026-03-14/doc-inhqwqnw3807990.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["AMZN","XMAG"],"gpt_icon":1},{"id":"2618890388","title":"AI「電荒」下科技巨頭有新動作 多隻概念股獲槓桿資金加倉(名單)","url":"https://stock-news.laohu8.com/highlight/detail?id=2618890388","media":"市场资讯","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2618890388?lang=zh_tw&edition=fundamental","pubTime":"2026-03-12 09:20","pubTimestamp":1773278400,"startTime":"0","endTime":"0","summary":"炒股就看金麒麟分析师研报，权威，专业，及时，全面，助您挖掘潜力主题机会！　　为破解AI缺电难题，北美“电网利用联盟”来了。　　“若充分利用现有电网，美国未来十年可为消费者节省超1000亿美元电费，并释放大量新增用电空间。”投资者据此操作，风险自担。","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/stock/marketresearch/2026-03-12/doc-inhqstev8750125.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["XMAG","TSLA","GOOG"],"gpt_icon":1},{"id":"2618545914","title":"報道：伊朗媒體稱美科技巨頭或成潛在打擊目標","url":"https://stock-news.laohu8.com/highlight/detail?id=2618545914","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2618545914?lang=zh_tw&edition=fundamental","pubTime":"2026-03-11 16:08","pubTimestamp":1773216480,"startTime":"0","endTime":"0","summary":"据报道，伊朗国家媒体周三报道称，伊朗潜在打击目标名单中包括在该地区开展业务的美国大型科技公司的办公地点和资产。　　伊朗革命卫队此前曾对该地区的战略设施发动行动，其中包括位于迪拜的亚马逊数据中心等设施。伊朗国家媒体称，上周伊朗还对巴林的一处亚马逊数据中心发动无人机袭击。","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/2026-03-11/doc-inhqrfcp9320347.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":["XMAG","AMZN"],"gpt_icon":0},{"id":"2618605030","title":"券商晨會精華 | 美國七大科技巨頭簽署自主供電承諾 繼續看好燃機、船改燃等趨勢","url":"https://stock-news.laohu8.com/highlight/detail?id=2618605030","media":"智通财经网","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2618605030?lang=zh_tw&edition=fundamental","pubTime":"2026-03-10 08:25","pubTimestamp":1773102303,"startTime":"0","endTime":"0","summary":"在今日券商晨会上，中信建投认为，美国七大科技巨头签署自主供电承诺，继续看好燃机、船改燃等趋势；中信证券认为，政策预期再升温，氢能迎产业化拐点；国盛通信认为，光通信核心枢纽，国产份额有望提升。","market":"us","thumbnail":"https://img.zhitongcaijing.com/image/20260310/20260310082556_92844.png?x-oss-process=image/format,jpg/quality,Q_80/resize,w_250","type":0,"news_type":0,"thumbnails":["https://img.zhitongcaijing.com/image/20260310/20260310082556_92844.png?x-oss-process=image/format,jpg/quality,Q_80/resize,w_250"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"http://www.zhitongcaijing.com/content/detail/1411929.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"highlight_zhitongcaijin","symbols":["XMAG"],"gpt_icon":1},{"id":"2618645161","title":"搶佔市場先機 科技巨頭競逐「龍蝦」風口","url":"https://stock-news.laohu8.com/highlight/detail?id=2618645161","media":"上游新闻","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2618645161?lang=zh_tw&edition=fundamental","pubTime":"2026-03-09 15:59","pubTimestamp":1773043197,"startTime":"0","endTime":"0","summary":"【抢占市场先机 科技巨头竞逐“龙虾”风口】如果说2024年是对话式AI“百模大战”的元年，那么2026年的春天，则由一只“龙虾”拉开了“执行时代”的序幕。这个名为OpenClaw的开源AI智能体，因其酷似龙虾的图标而被开发者亲昵地称为“龙虾”，正以破竹之势引爆一场全新的技术浪潮。","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":"http://finance.eastmoney.com/a/202603093666068959.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":["XMAG"],"gpt_icon":1},{"id":"2618061157","title":"中國工廠乾冒煙了！馬斯克預言電力短缺正席捲全球 美科技巨頭們瘋搶變壓器","url":"https://stock-news.laohu8.com/highlight/detail?id=2618061157","media":"快科技","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2618061157?lang=zh_tw&edition=fundamental","pubTime":"2026-03-09 10:17","pubTimestamp":1773022628,"startTime":"0","endTime":"0","summary":"快科技3月9日消息，AI浪潮正意外引发全球范围内的变压器短缺危机。马斯克此前关于电力短缺的预言正在席卷全球，电力保障已成为算力竞争背后的核心底座。目前中国厂商的订单量已经排到了2026年，需求极度火爆。为了确保数据中心的稳定运行，谷歌和微软等科技巨头不惜斥资数亿元抢购相关电力设备。这种高强度的电力需求，让变压器这一传统电力设备成为了制约AI发展的瓶颈。","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://tech.ifeng.com/c/8rLhPjzrb96","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"fenghuang_stock","symbols":["TEST","LU0345770308.USD","TSLI","LU0234572021.USD","LU1720051108.HKD","TSLZ","TLA","TSLS","TSLR","LU0345769631.USD","XMAG","159146","LU0943347566.SGD","TSYY","TSLY","LU2896262040.SGD","IE00B19Z8X17.USD","TSLT","BK4592","IE00BWXC8680.SGD","LU0820562030.AUD","TSLO","TSLL","LU0672654240.SGD","LU0345770993.USD","07766","TESL","LU0345769128.USD","LU1861558580.USD","IE00B19Z9505.USD","TSLP","TSII","BK4581","TSLQ","LU0210536198.USD","CRSH","TSLW","TSL","UFO","DXYZ","TSDD","SG9999015945.SGD","TSLG"],"gpt_icon":1},{"id":"2617669685","title":"伊朗炸了美國科技巨頭數據中心","url":"https://stock-news.laohu8.com/highlight/detail?id=2617669685","media":"每日经济新闻","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2617669685?lang=zh_tw&edition=fundamental","pubTime":"2026-03-08 12:45","pubTimestamp":1772945149,"startTime":"0","endTime":"0","summary":"【伊朗炸了美国科技巨头数据中心】据央视新闻报道，近期，亚马逊网络服务公司（AWS）表示，其位于中东地区的三处数据中心遭无人机袭击，造成严重业务中断。该公司在官网发布的声明中称，两起袭击直接命中其位于阿联酋境内的数据中心，另有一处位于巴林的设施因附近无人机爆炸受到波及。公司未指明袭击责任方。","market":"hk","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"stock_eastmoney","url":"http://finance.eastmoney.com/a/202603083665313082.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/202603083665313082.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-2","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["AMZN","XMAG"],"gpt_icon":1},{"id":"2617633219","title":"美國多家科技巨頭承諾為數據中心自行供電並提供資金","url":"https://stock-news.laohu8.com/highlight/detail?id=2617633219","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2617633219?lang=zh_tw&edition=fundamental","pubTime":"2026-03-06 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指数基本持平。　　经过近期回调，这些科技巨头的估值已跌至多年少见的水平。","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":"https://finance.sina.com.cn/stock/usstock/c/2026-03-06/doc-inhqahai5851462.shtml","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"sina","symbols":["MSFT","NVDA","XMAG","AMZN"],"gpt_icon":1},{"id":"2617529654","title":"美科技七巨頭，簽署自主供電承諾","url":"https://stock-news.laohu8.com/highlight/detail?id=2617529654","media":"21世纪经济报道","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2617529654?lang=zh_tw&edition=fundamental","pubTime":"2026-03-05 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20:09","pubTimestamp":1772712543,"startTime":"0","endTime":"0","summary":"全球游戏厂商，迎来利好消息！当地时间3月4日，谷歌宣布对GooglePlay商店进行重大变革：一是，应用商店抽成从30%降至20%或更低；二是，开放第三方支付，将允许开发者使用谷歌自有系统以外的结算系统，包括引导用户至自己的网站进行支付。有分析指出，上述两大变动对全球游戏厂商是“重大利好”，将降低游戏厂商的渠道成本，并给予游戏厂商更大的经营自主权，有望增厚游戏企业利润。","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/202603053663340083.html","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":"stock_eastmoney","symbols":["GOOG","XMAG"],"gpt_icon":1},{"id":"2617954656","title":"美國七大科技巨頭簽署自主供電承諾","url":"https://stock-news.laohu8.com/highlight/detail?id=2617954656","media":"格隆汇","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2617954656?lang=zh_tw&edition=fundamental","pubTime":"2026-03-05 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01:58","pubTimestamp":1772301518,"startTime":"0","endTime":"0","summary":"穆迪分析师David Gonzales和Alastair Drake指出，这未记录的6620亿美元约占这五家公司合并调整后总债务的113%。以Meta为例，其提供了一项高达280亿美元的剩余价值担保。因为Meta的内部分析认为赔付“并非很可能发生”，这280亿美元的巨额承诺被合法地隐藏在了财务报表的脚注中，完全没有体现在资产负债表上。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tencent","url":"http://gu.qq.com/resources/shy/news/detail-v2/index.html#/?id=nesSN2026030102011297a77836&s=b","rn_cache_url":null,"customStyle":"body{padding-top:10px;}#news_title{font-weight:bold;#titleStyle#;}#news_description span{font-size:12px;#descriptionStyle#;}.footer-note{#statement#}","selectors":".mod-LoadTzbdNews, body","filters":".relate-stock, .hot-list, .recom-box, 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