美股詳情

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Defiance AI and Power Infrastructure ETF

27.31

-0.1200-0.44%

成交量：45.23萬

成交額：1,240.37萬

市值：8.76億

市盈率：- -

高：27.74

開：27.65

低：27.25

收：27.43

52周最高：34.79

52周最低：20.65

股本：3,207.50萬

流通股本：3,207.50萬

量比：0.56

換手率：1.41%

股息：0.00

股息率：0.01%

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

美股低開，AI放緩呼聲引發芯片股重挫，費城半導體指數跌5.5%

AI 巨頭喊停研發，比特幣逆勢站穩 7.8 萬美元

開盤：三大股指齊跌投資者權衡AI放緩與油價上漲

环球市场播报

美國總統拒絕AI降速 OpenAI COE再表態：AI必須為人民服務

快科技官方

甲骨文啓動新一輪裁員以壓縮成本支持AI基礎設施投入

AI會毀掉數學嗎？它先學會了大廠的虛榮

「AI降速」擔憂引發全球芯片股拋售，伯恩斯坦安撫市場：算力支出基本邏輯未變

外媒：特朗普拒絕「放緩AI發展」倡議

德國數字部：停止AI發展對歐洲不可行有效監管需中美參與

凤凰网科技

智通港股解盤 | 美國放緩AI另有玄機 WCLC大會再度催化創新藥

景順：10年期美債收益率逼近5%考驗AI融資利率或成觸發股市波動核心變量

鳳凰AI研究院 | 缺司機的歐洲，等來中國無人重卡

凤凰网港股

AI 公司 Nuance 以 5000 萬美元估值完成 A 輪融資，Lightspeed Venture Partners 領投

【美股盤前】AI巨頭呼籲放慢模型開發，美股期指走低，AI產業鏈全線重挫，存儲、光通信板塊領跌

TradingKey中文

受中東供應擔憂推動油價上漲，AI風險警示衝擊科技企業

环球市场播报

Anthropic、OpenAI首席執行官發出AI悲觀警示，網絡安全板塊應聲大漲

环球市场播报

AI 初創公司 Discovery Loop 以 100 億美元估值完成 10 億美元融資，Radical Ventures 與 Khosla Ventures 領投

多名頂級AI安全研究員離職並預警：AI或在五年內造成巨大危害

AI短劇成本大降9成，完播率不足5%，造富神話竟是騙局？

Anthropic與OpenAI首席執行官的AI警示，或將重創這隻高增長概念股

环球市场播报

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20:45","pubTimestamp":1789389926,"startTime":"0","endTime":"0","summary":"德国数字事务部发言人说：“我们不认为停止发展对欧洲来说是一个可行的选项。”他补充说，加强欧洲的数字主权需要进一步推动AI的发展和创新。德国数字事务部表示，正在非常密切地关注全球AI的发展，并认真对待领先AI开发商发出的公开警告。该发言人还赞同在AI治理方面开展国际协调，表示有效的监管将需要美国和中国的共同参与。","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/8wQ5IrniWy8","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":["VTHR","AIPO","CHAT","ARTY","QTOC","AGIX"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667666143","title":"智通港股解盤 | 美國放緩AI另有玄機 WCLC大會再度催化創新藥","url":"https://stock-news.laohu8.com/highlight/detail?id=2667666143","media":"智通财经","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667666143?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 20:45","pubTimestamp":1789389921,"startTime":"0","endTime":"0","summary":"科技股的走弱，和 Anthropic、OpenAI 与 SpaceX 罕见联手集体呼吁放缓AI 开发步伐有关。业绩方面，多光谱 AI 大模型服务收入冲到 3.20 亿元，同比暴涨 382.5%，收入占比直接从 29.8% 飙升至 78%。机构认为，2026 年 WCLC 大会的主角仍是 IO2.0 与 ADC，肺癌领域尤其是 1L 非小细胞肺癌的标准治疗范式正处于迭代前夜，国产双抗与 ADC 的进度全球领先。授权品种的里程碑付款与商业化分成，正在成为创新药企业价值兑现的第二曲线。这是公司首款双抗 ADC 获批临床，也是公司第三款 ADC 创新药进入临床。","market":"fut","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/1495830.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":["LU0877626530.USD","MEDX","BK1574","BK1566","IE00BGHQDM52.EUR","KCAI","LU0640798160.USD","IBBQ","LU0821914370.USD","IE00BZ08YS42.EUR","LNGR","IE00B29SXG58.USD","KURE","00135","LU1969619763.USD","BK1521","06978","LU0651946864.USD","VXUS","09969","IE00BMCWC346.EUR","IE0034224299.USD","ARTY","02688","LU0593848301.USD","IE00BPRC5H50.USD","LU0287142896.SGD","BK1500","06160","IE0008369823.USD","IE00BZ08YT58.USD","CHAT","LU1051768304.USD","06690","LU1515016050.SGD","IE00BZ08YR35.GBP","LU0431992006.USD","LU0348735423.USD","LU1224709979.USD","AGIX","01193","159992","AIPO","VTHR","LU1808992512.USD","BK1161","BK4588","QTOC","LU0307460666.USD","IE00B543WZ88.USD"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667665701","title":"景順：10年期美債收益率逼近5%考驗AI融資 利率或成觸發股市波動核心變量","url":"https://stock-news.laohu8.com/highlight/detail?id=2667665701","media":"智通财经","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667665701?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 20:24","pubTimestamp":1789388642,"startTime":"0","endTime":"0","summary":"近日美国10年期国债息率逼近5%水平，他指出，若债券收益率持续上升，企业融资成本增加，便可能影响AI相关投资的持续性，进而改变市场对增长股的定价。因此，利率不单是宏观背景，更可能成为触发股市波动的核心变量。AI仍是全球股票市场最重要的主题。因此，他并不认为AI本身已构成典型泡沫。展望未来6至12个月，Burrello预期市场波动偏向上升，但这未必等同于股市必然转弱。","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://www.zhitongcaijing.com/content/detail/1495860.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":["ARTY","ZFmain","QTOC","XTEN","AIPO","TNmain","CHAT","ZTmain","IVVM","AGIX","ZNmain","VTHR","ZBmain","UBmain"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667058665","title":"鳳凰AI研究院 | 缺司機的歐洲，等來中國無人重卡","url":"https://stock-news.laohu8.com/highlight/detail?id=2667058665","media":"凤凰网港股","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667058665?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 20:18","pubTimestamp":1789388298,"startTime":"0","endTime":"0","summary":"中国自动驾驶公司，把重卡直接开到了欧洲家门口。副总裁何星把话挑明：已接触多个港口，瞄准“人工贵、缺司机”的市场——“欧洲肯定是机器人卡车的重要市场”。","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://original.ifeng.com/c/8wQ46MmMpGe","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":["QTOC","VTHR","AIPO","CHAT","AGIX","ARTY"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667665409","title":"AI 公司 Nuance 以 5000 萬美元估值完成 A 輪融資，Lightspeed Venture Partners 領投","url":"https://stock-news.laohu8.com/highlight/detail?id=2667665409","media":"链捕手","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667665409?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 20:17","pubTimestamp":1789388267,"startTime":"0","endTime":"0","summary":" ChainCatcher 消息，据 Business Insider 报道，总部位于西雅图的人工智能公司 Nuance 宣布完成 5000 万美元 A 轮融资，Lightspeed Venture Partners 领投，Accel、英伟达旗下 NVentures、South Park Commons 和 Define Ventures 参投。\n\nNuance 由三位前苹果研究人员于去年创立，旨在开发具备更强情绪理解能力的多模态 AI 模型，该公司于去年 7 月完成由 Accel 领投的 1000 万美元种子轮融资。 ","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://www.chaincatcher.com/article/2289681","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":null,"symbols":["ARTY","AIPO","CHAT","VTHR","QTOC","AGIX"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667966558","title":"【美股盤前】AI巨頭呼籲放慢模型開發，美股期指走低，AI產業鏈全線重挫，存儲、光通信板塊領跌","url":"https://stock-news.laohu8.com/highlight/detail?id=2667966558","media":"TradingKey中文","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667966558?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 20:00","pubTimestamp":1789387200,"startTime":"0","endTime":"0","summary":"TradingKey - 美东时间周一（9月14日），美股三大股指期货盘前走低。OpenAI、Anthropic和xAI掌门人罕见呼吁放慢前沿AI模型开发，引发市场对AI产业投资及增长前景的担忧。与此同时，油价持续飙升重新点燃通胀压力，全球风险资产普遍承压。","market":"sg","thumbnail":"https://resource.tradingkey.com/cms_uploads/img/20231020/2fb8df0a1db8e29d2353028ea11d51ba.jpg","type":0,"news_type":0,"thumbnails":["https://resource.tradingkey.com/cms_uploads/img/20231020/2fb8df0a1db8e29d2353028ea11d51ba.jpg"],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://www.tradingkey.com/zh-hans/analysis/stocks/us-stock/262166274-us-pre-market-tradingkey","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":null,"symbols":["QTOC","ARTY","LUMA","VTHR","CHAT","FOTO","AIPO","SIXG","LYTE","AGIX"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667066586","title":"受中東供應擔憂推動油價上漲，AI風險警示衝擊科技企業","url":"https://stock-news.laohu8.com/highlight/detail?id=2667066586","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667066586?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 19:59","pubTimestamp":1789387140,"startTime":"0","endTime":"0","summary":"受中东战事影响，沙特关闭一条关键输油管道，市场通胀担忧升温，普遍预期美联储将于本周加息。原油期货再度上扬，本周开局涨幅达 3%；美国柴油均价同步飙升，突破每加仑 6 美元，创下历史新高。Anthropic 首席执行官达里奥阿莫代伊最新发出风险警告，他于周六呼吁 AI 企业放缓这项强大技术的迭代节奏，表示 “应对风险需要保持更高审慎”。美联储加息箭在弦上美国柴油均价攀升至每加仑 6.23 美元，上周五首次突破 6 美元大关。","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/2026-09-14/doc-inirveaq9273613.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":["QTOC","SPXT","AGIX","USE","WTIU","BK4585","DBO","IEO","OILU","VTHR","OIH","DRLL","UAE","ERX","USOI","VDE","XES","OILK","TPOR","DUG","PXJ","BK4588","DBC","VOOV","BK4570","DIG","WEEI","BNO","FTXN","PXE","XLEX","UGA","DBE","ARTY","GUSH","IXC","AIPO","USL","DRIP","SDOG","BWET","CHAT","PEJ","OILT"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667665862","title":"Anthropic、OpenAI首席執行官發出AI悲觀警示，網絡安全板塊應聲大漲","url":"https://stock-news.laohu8.com/highlight/detail?id=2667665862","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667665862?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 19:54","pubTimestamp":1789386840,"startTime":"0","endTime":"0","summary":"过去两天，AI 行业头部企业高管接连发布风险警示，头部网络安全个股盘前应声走高。网络安全板块的亮眼表现，与 AI 板块的受挫行情形成鲜明反差。短短两天之内，Anthropic 首席执行官达里奥阿莫代伊与 OpenAI 首席执行官山姆奥特曼，针对由他们主导、并带领顶尖研发团队全力迭代的这项强大技术发出警示，在科技圈掀起震动。库尔茨认为，企业应当以 AI 对抗 AI，用人工智能技术抵御人工智能带来的安全威胁。","market":"fut","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/2026-09-14/doc-inirveaw4435664.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":["ARTY","AGIX","BK4585","BK4588","HAKY","VTHR","HACK","AIPO","QTOC","CHAT"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667066540","title":"AI 初創公司 Discovery Loop 以 100 億美元估值完成 10 億美元融資，Radical Ventures 與 Khosla Ventures 領投","url":"https://stock-news.laohu8.com/highlight/detail?id=2667066540","media":"链捕手","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667066540?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 19:51","pubTimestamp":1789386706,"startTime":"0","endTime":"0","summary":" ChainCatcher 消息，据 Business Insider 报道，前谷歌首席科学家 Jeff Dean 离职后创立的 AI 初创公司 Discovery Loop 正在进行新一轮融资，目标估值约 500 亿美元。就在数周前，该公司刚完成以约 100 亿美元估值融资 10 亿美元的轮次。\n\nDiscovery Loop 致力于通过 AI 自动化实验、加速科学与工程领域的重大发现，首轮融资由 Radical Ventures 与 Khosla Ventures 领投，Lightspeed、Kleiner Perkins 等参投，Alphabet 亦为创始投资方。公司联合创始人团队均为谷歌技术元老，包括 Sanjay Ghemawat、Quoc Le 及 Oriol Vinyals，三人分别在分布式计算、深度学习及强化学习领域拥有深厚积累。 ","market":"fut","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.chaincatcher.com/article/2289674","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":null,"symbols":["AIPO","AGIX","ARTY","CHAT","VTHR","QTOC"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667658256","title":"多名頂級AI安全研究員離職並預警：AI或在五年內造成巨大危害","url":"https://stock-news.laohu8.com/highlight/detail?id=2667658256","media":"第一财经","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667658256?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 19:50","pubTimestamp":1789386613,"startTime":"0","endTime":"0","summary":"继上周Anthropic安全研究员对外警示AI失控风险后，谷歌DeepMind的研究员也加入呼吁队列了。当地时间9月13日，谷歌DeepMind通用人工智能安全团队研究员乔希·恩格尔斯宣布离职，加入独立AI评估机构METR。AI或在五年内或造成巨大危害恩格尔斯此前在谷歌DeepMind通用人工智能安全团队工作，主要研究如何降低先进AI系统可能带来的灾难性风险。他提到，目前AI公司对安全投入不足。","market":"sh","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"fenghuang_stock","url":"https://finance.ifeng.com/c/8wQ0cwZWiLk","rn_cache_url":null,"customStyle":"","selectors":"article, 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做的人都在亏钱按常理，短剧制作成本降了9成，AI随便调用，做剧的人早该发财了。数据显示，AI短剧的完播率连传统真人剧的5%都不到。目前业内AI短剧的爆款率只有0.12%，相当于做一千部才可能火一部，超80%的甚至播放量不足百万。说白了，现在AI短剧对绝大多数人来说，早已不是一门能赚钱的生意。","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://tech.ifeng.com/c/8wPyiAJWW4V","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":["VTHR","AIPO","CHAT","AGIX","QTOC","ARTY"],"isVideo":false,"video":null,"gpt_icon":0},{"id":"2667495663","title":"Anthropic與OpenAI首席執行官的AI警示，或將重創這隻高增長概念股","url":"https://stock-news.laohu8.com/highlight/detail?id=2667495663","media":"环球市场播报","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2667495663?lang=zh_tw&edition=fundamental","pubTime":"2026-09-14 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