记者丨刘雪莹 吴斌 编辑丨曾静娇 北京时间2月27日晚，美股三大指数集体走低，三大指数均跌超1%。 大型科技股多数下跌，截至22:42，甲骨文、赛富时跌超4%；美股科技七巨头全线飘绿，英伟达、微软 跌超2%。 | 名称 | 现价 | 涨跌幅 | | --- | --- | --- | | 苹果(APPLE) | 269.160 | -1.39% | | 亚马逊(AMAZON) | 206.240 | -0.81% | | 谷歌(ALPHABET)-C | 306.280 | -0.28% | | 脸书(META PLATFORMS) | 641.605 | -2.34% | | 微软(MICROSOFT) | 393.080 | -2.15% | | 英伟达(NVIDIA) | 180.740 | -2.24% | | 特斯拉(TESLA) | 403.905 | -1.14% | 半导体股集体走低，费城半导体指数领跌市场，蓝博士半导体跌超5%，博通、格芯跌超2%。 云基础设施提供商CoreWeave跌超17%，创去年8月以来最大跌幅，巨额资本开支引发投资者担 忧。 多邻国股价一度跌22%，创下2023年2月 ...

Group 1 - The company specializes in providing daily-rebalanced ETP products that include leveraged, unleveraged, inverse, and inverse leveraged factors [3] - The research focuses on macroeconomic assessments, strategic sector viability, and market data trends to inform investment decisions [1] - There is a particular interest in Asian markets, including India and China, with in-depth analyses published on economic trends and business narratives [1] Group 2 - The company does not hold any stock or derivative positions in the companies mentioned and has no plans to initiate such positions in the near future [2] - The asset under management (AUM) is primarily influenced by investor interest in the company's products rather than market movements [3]

每经记者｜杜波 每经编辑｜何小桃 编辑|何小桃 易启江 校对|陈俊杰 2月27日晚，美国开盘后加速下跌。截至发稿，道指跌1.55%，跌760点；纳指跌1.17%；标普500指数跌0.95%。市场上超3700只个股下跌。 美国科技七巨头全部下跌。其中，英伟达继昨日跌超5%后，今日再次跌超2%，950亿美元（约合人民币6515亿元）市值蒸发！ | 谷歌(ALPHABET). | 306.320 | -0.27% | | --- | --- | --- | | GOOG.O | | | | 亚马逊(AMAZON) | 205.630 | -1.10% | | AMZN.O | | | | 苹果(APPLE) | 268.980 | -1.45% | | AAPL.O | | | | 特斯拉(TESLA) | 402.375 | -1.52% | | TSLA.O | | | | 脸书(META PLATF | 640.605 | -2.50% | | META.O | | | | 英伟达(NVIDIA) | 180.400 | -2.43% | | NVDA.O | | | | 微软(MICROSOFT | 391 ...

Funding and Valuation - OpenAI has secured $110 billion in funding from Amazon, SoftBank, and Nvidia, resulting in a pre-money valuation of $730 billion [1] - Amazon is the largest contributor with an initial investment of $50 billion, followed by Nvidia and SoftBank, each committing $30 billion [1] Investment Details - Amazon's investment will begin with $15 billion, followed by an additional $35 billion contingent on preset conditions [2] - The funding will enhance OpenAI's global reach, infrastructure, and balance sheet, facilitating the delivery of frontier AI to a broader audience [2] User Engagement - ChatGPT boasts over 900 million weekly active users and more than 50 million consumer subscribers [2] Strategic Partnerships - OpenAI is entering a new phase where frontier AI transitions from research to widespread daily use, emphasizing the importance of scaling infrastructure to meet demand [3] - OpenAI and Amazon will expand their existing $38 billion multiyear deal by an additional $100 billion over eight years, with AWS serving as the exclusive third-party cloud provider for OpenAI Frontier [3] - OpenAI is also strengthening its partnership with Nvidia, while maintaining a strong relationship with Microsoft, which has been in place since 2019 [4]

Nvidia Beats by $2 Billion and Guides Higher but Wall Street Sells Anyway - 24/7 Wall St.[S&P 5006,854.80 -0.61%][Dow Jones48,728.40 -1.22%][Nasdaq 10024,868.20 -0.51%][Russell 20002,619.05 -1.79%][FTSE 10010,882.30 +0.24%][Nikkei 22558,538.70 -0.17%][Stock Market Live February 27, 2026: S&P 500 (SPY) Swimming in Red][Investing]# Nvidia Beats by $2 Billion and Guides Higher but Wall Street Sells Anyway### Quick ReadNvidia (NVDA) beat Q4 estimates with $68.13B revenue and $1.62 EPS. Nvidia stock fell 7% to $ ...

Shares of Duos Technologies Group, Inc. (DUOT) are moving down about 14 percent on Friday morning trading following the announcement of a non-binding letter of intent with Hydra Host, and appointment of Doug Recker as Chief Executive Officer, effective April 1, 2026.The company's stock is currently trading at $7.47, down 14.93 percent, over the previous close of $8.79 on the Nasdaq. It has traded between $3.84 and $12.17 in the past one year.The partnership aims to deploy a high-density NVIDIA GPU cluster ...

OpenAI宣布完成新一轮1100亿美元融资，公司整体估值达到7300亿美元。 2月27日，OpenAI表示，亚马逊作为本轮融资的核心参与者，承诺投资500亿美元，其中150亿美元为初始投资，剩余350亿美元将在未来数月满足 特定条件后陆续到位。软银集团与英伟达各出资300亿美元共同参与本轮融资。 OpenAI与亚马逊同步宣布建立多年期战略合作伙伴关系，合作涵盖多个层面：一是联合开发适用于企业级AI应用的有状态运行时环境；二是由 AWS独家分发OpenAI企业级平台OpenAI Frontier；三是OpenAI承诺通过AWS基础设施采购约2吉瓦的Trainium算力。此外，双方还将联合开发定 制模型，为亚马逊面向消费者的产品提供支持。 消息公布后，英伟达、亚马逊美股盘前股价下跌，亚马逊跌超0.5%，英伟达跌超1.4%。 500亿美元投资：分阶段落地 "我们对OpenAI正在构建的产品持续深感震撼，不仅对其选择大力押注我们定制的AI芯片Trainium感到振奋，也对长期投资这家公司及其发展前景 充满期待。" OpenAI联合创始人兼首席执行官山姆·奥特曼表示： "OpenAI与亚马逊都相信，AI应当以务实、真 ...

US stock market crash today wiped out hundreds of points within minutes of opening bell. The Dow Jones Industrial Average plunged 777 points to 48,721.66, down 1.57%. The Nasdaq Composite fell 257.53 points to 22,620.85, while the S&P 500 slid 65.70 points to 6,843.16. This sharp selloff followed hotter-than-expected January wholesale inflation data and fresh AI disruption fears triggered by a major corporate shakeup. January’s Producer Price Index (PPI) rose 0.5% month over month, above the expected 0.3%. ...

科技股普跌，甲骨文跌超4%，闪迪、博通跌超3%，英伟达、微软、美光科技跌逾2%，英特尔、特斯拉 等跌超1%。 | 名称 | 涨跌幅 ▲ | 坝价 | | --- | --- | --- | | 甲骨文(ORACLE) | -4.16% | 144.060 | | 博通(BROADCOM) | -3.43% | 310.655 | | 闪进 | -3.04% | 632.100 | | 英伟达(NVIDIA) | -2.50% | 180.269 | | 超威半导体(AMD) | -2.55% | 198.480 | | 微软(MICROSOFT) | -2.38% | 392.150 | | 美光科技(MICRON TECHNOLOGY) | -2.38% | 405.655 | | 英特尔(INTEL) | -1.88% | 44.607 | | 西部数据(WESTERN DIGITAL) | -1.87% | 276.970 | | 高通(QUALCOMM) | -1.74% | 143.060 | | 特斯拉(TESLA) | -1.66% | 401.780 | | 苹果(APPLE) | -1.29 ...

OpenAI said on Friday it is raising $110 billion in a blockbuster funding round that would value the ChatGPT maker at $840 billion, in a deal that signals the feverish pace of investment in artificial... ...