| 排序 | 美股简称 | 美股代码 | | 持有机构 合计持仓股数 日力） | 持股环比 450 | 持仓市值 亿美元 | 机构持股比例 | 季度涨跌 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | 英伟达 | NVDA | 4852 | 16724.78 | -4.13% | 23852.88 | 68.33% | 0.76% | | 2 | 英语 | AAPL | 5349 | 9504.29 | -2.59% | 20794.62 | 63.62% | -14.75% | | 3 | 微软 | MSFT | 5503 | 5372.44 | -2.58% | 20167.6 | 72.27% | -10.94% | | 4 | 亚马逊 | AMZN | 5226 | 6854.13 | -1.58% | 13040.66 | 64.58% | -13.28% | | 5 | 博通 | AVGO | 3598 | 3603.09 | -2.94% | 7972.55 | 76.63% | 30.99% | | 6 | | | ...

Core Viewpoint - The development of two-dimensional (2D) materials, particularly graphene, has gained significant attention due to their unique electrical properties and potential applications in various fields, including semiconductors, photonics, and quantum computing [1][2][9]. Industry Overview - Two-dimensional materials are defined as materials with atomic layer thickness in one dimension while maintaining larger dimensions in the other two. Graphene is the most well-known example, first isolated in 2004, showcasing exceptional electrical properties [1][2]. - The global market for 2D semiconductor materials is projected to reach $1.8 billion by 2024, with graphene accounting for 45% of this market due to its superior conductivity and mechanical strength [14]. Market Status - The semiconductor materials market is expected to generate $67.5 billion in revenue in 2024, with a year-on-year growth of 3.8%. This growth is driven by the recovery of the semiconductor industry and the increasing demand for advanced materials in high-performance computing and high-bandwidth memory [5][7]. - Taiwan, mainland China, and South Korea are the top three markets for semiconductor materials, collectively accounting for 65% of the global market share. Taiwan leads with a market size of $20.09 billion, while mainland China is projected to reach $13.458 billion in 2024, growing by 5.3% [7]. Development Background - The evolution of semiconductor materials has transitioned from first-generation silicon and germanium to second-generation compound semiconductors and third-generation wide-bandgap semiconductors. 2D semiconductor materials have emerged as a key area of research since the discovery of graphene, addressing the limitations of traditional materials [9][20]. - The Chinese government has included 2D semiconductor materials in its list of frontier materials, providing substantial policy support to encourage development and commercialization [11][13]. Technological Advancements - Significant breakthroughs in 2D semiconductor technology have been achieved, including the successful batch production of transition metal dichalcogenides (TMDs) and the development of a 32-bit RISC-V architecture microprocessor based on 2D materials [16][18]. - The industry is witnessing advancements in channel engineering, contact engineering, gate stacking, and integration technology, which are crucial for the large-scale fabrication of 2D semiconductor devices [18][19]. Future Trends - The unique physical properties and broad application potential of 2D semiconductor materials position them as a critical technology direction in the post-Moore era. With ongoing support from policies and market demand, the industry is expected to overcome key technological bottlenecks and drive a new wave of industrial revolution in fields such as optoelectronics and flexible electronics [20].

市场消息：英伟达(NVDA.O)CEO黄仁勋被问到选择海外总部的进度时表示，或许会在主题演讲时公开 相关信息，并未透露更多细节。同时黄仁勋也透露今晚将与台积电(TSM.N)董事长魏哲家餐叙，明天要 见台积电创办人张忠谋。 ...

Ctratom | (MicroStrategy) | | 1098 | -4.73% | 397.03 | | --- | --- | --- | --- | --- | | 拉姆研究 | | 1086 | -0.21% | 84.79 | | CrowdStrike | | 1075 | -0.94% | 431.84 | | K | Keyence | 1071 | 1 1.44% | 442 | | N 美光科技 | | 1066 | 1 0.14% | 95.45 | | 科器 | | 1065 | 1 0.12% | 806 | | 奥运 | 美国 | 1032 | -2.51% | 16.91 | | SK Hynix 10 + | | 1015 | ↑ 2.37% | 147.08 | | Sea Limited | | d6e | 1 0.89% | 164.63 | | intel 英特尔 | | 940 | 0.14% | 21.55 | | 任天堂 (1) | | 937 | 1 1.75% | 11 80.22 | | 费哲金融服务 | | 882 | + -16.19% | 159 ...

Core Viewpoint - Tiger Global has made significant changes to its investment portfolio in the first quarter, including divesting from Qualcomm and Arm while increasing its stakes in Pinduoduo, Nvidia, TSMC, and initiating a position in Zillow [1] Group 1: Divestments - Tiger Global completely exited its positions in Qualcomm (QCOM.O) and Arm (ARM.O) during the first quarter [1] Group 2: Increased Holdings - The company increased its holdings in Pinduoduo (PDD.O) by 1.78 million shares [1] - Tiger Global added 1.28 million shares of Nvidia (NVDA.O) to its portfolio [1] - The firm also raised its stake in TSMC (TSM.N) by 600,000 shares [1] Group 3: New Investments - Tiger Global initiated a position in Zillow, acquiring 5.21 million shares [1]

Core Viewpoint - Cisco is experiencing a significant resurgence in performance and stock price due to the increasing demand for network hardware systems driven by breakthrough artificial intelligence technologies, particularly in data center infrastructure [1][4]. Financial Performance - Cisco's management expects sales for the quarter ending July 31 to reach between $14.5 billion and $14.7 billion, exceeding Wall Street's average estimate of $14.5 billion [2]. - For the third quarter of fiscal year 2025, Cisco reported a year-over-year sales increase of 11% to $14.1 billion, aligning with Wall Street's expectations [2]. - The company’s earnings per share (EPS) for the third quarter rose to $0.96, surpassing the average analyst estimate of $0.92 and the previous year's $0.88 [2]. Demand Drivers - Cisco's product orders increased by 20% year-over-year, with new orders growing by 9% when excluding contributions from Splunk [2]. - AI infrastructure hardware orders from large-scale customers exceeded $600 million, surpassing the management's target of $1 billion a quarter ahead of schedule [2][4]. Strategic Partnerships - Cisco has strengthened its collaboration with Nvidia to optimize data center interconnectivity and develop integrated solutions that support AI training and inference [8]. - The partnership aims to provide high-performance network infrastructure that meets the growing demands of AI workloads, enhancing Cisco's competitive position in the market [8]. Market Outlook - Despite economic uncertainties and tariff impacts, Cisco's management remains confident in sustained AI spending and infrastructure investments from clients [3][11]. - The company is also expanding its offerings in network security and remote management tools, contributing to recurring revenue growth [4][7]. Executive Changes - Cisco announced a leadership change with Scott Herren stepping down as CFO, to be succeeded by Mark Patterson, while Jeetu Patel has been appointed as President and Chief Product Officer [9]. Global AI Infrastructure - The ongoing AI boom is driving demand for high-performance network devices, with Cisco positioned as a key supplier in this space [7][10]. - The company is also exploring opportunities in Saudi Arabia through a partnership with Humain, which aims to significantly invest in AI infrastructure [11].

Group 1 - The visit of US President Trump to Saudi Arabia resulted in a historic $600 billion deal, with a significant focus on AI infrastructure involving major tech companies like Nvidia, AMD, Amazon, Google, Cisco, and Oracle [1] - Nvidia plans to sell hundreds of thousands of AI chips over the next five years, starting with 18,000 GB300 Grace Blackwell chips for Saudi Arabia's newly established AI startup, Humain [2] - AMD has signed a $10 billion agreement with Humain to provide chips and software, aiming to build an AI data center network extending from Saudi Arabia to the US [2] Group 2 - Amazon will invest over $5 billion to create an AI zone in Saudi Arabia, utilizing AWS technology to develop an AI agent platform for the Saudi government [2] - Cisco is collaborating with Humain to build infrastructure and has expanded its partnership with Abu Dhabi AI company G42 [3] - A $100 million AI fund has been established by Saudi Arabia's STV, supported by Google, to target emerging startups in the Middle East and North Africa [3]

特朗普宣布重大订单。 14日，美股开盘后，三大指数窄幅震荡，其中超微电脑一度大涨超19%。消息面上，超微电脑宣布与沙特数据 中心公司DataVolt建立多年期200亿美元的合作协议。 与此同时，波音公司也迎来利好消息。美股盘中，美国总统特朗普宣布，波音公司拿下历史最大订单。美国白 宫表示，卡塔尔同意购买160架波音飞机。受此影响，波音股价直线拉升，一度大涨超3%。 另外，美联储官员们的最新讲话也是市场关注的焦点。美联储副主席杰斐逊在最新的讲话中警告称，由于新关 税政策的威胁可能推高物价，美国通胀前景已变得不那么确定。美国芝加哥联储主席也警告称，在不确定的环 境下，消费者和企业有收紧支出和投资计划的风险。 大涨 北京时间5月14日晚间，美股开盘后，三大指数强势震荡，截至23:30，道指涨0.1%，纳指涨0.55%，标普500指 数涨0.1%。 美股科技股多数上涨，超微电脑一度大涨超19%。消息面上，超微电脑与一家总部位于沙特阿拉伯的数据中心 企业DataVolt达成一项多年期合作协议。 超微电脑宣布，这项价值200亿美元的协议预计将"加快为DataVolt位于沙特阿拉伯和美国的超大规模人工智能 园区交付超高密度 ...

男生普通话版 下载mp3 MSCI中国旗舰指数调整 五部门约谈京东、美团、饿了么等外卖平台企业，要求公平有序竞争 市场盘点 女声普通话版 下载mp3 粤语版 下载mp3 西南方言版 下载mp3 东北话版 下载mp3 上海话版 下载mp3 今日优选 美财长：美国将把医药、半导体和其他战略产业带回本土 特朗普在CPI报告后再次施压鲍威尔，呼吁降息、直言股市将会大涨 美国对伊朗相关航运实施新一轮制裁 泽连斯基只接受与普京会谈 人行与巴西央行签署金融战略合作谅解备忘录并续签双边本币互换协议 中央结算公司：减免境外央行类机构账户开户费用 周二，因美国CPI数据略低于预期，美元指数回落，回吐了前一天的大部分涨幅，最终收跌0.79%，报100.98。基准的10年期美债收益率收报4.4730%；对货 币政策更敏感的两年期美债收益率收报4.0150%。 受CPI数据刺激，现货黄金收复3250关口，最终收涨0.43%，报3250.10美元/盎司。现货白银最终收涨0.97%，报32.90美元/盎司。 因中美贸易协议重燃投资者对大宗商品的热情，加上通胀数据的助推作用，WTI原油最终收涨2.67%，报63.58美元/桶；布伦特原油收涨 ...

Core Points - The Magnificent 7 index of major US tech stocks rose by 2.06%, closing at 160.17 points [1] - Nvidia saw a significant increase of 5.63%, closing at $129.93, with a trading volume of 324 million shares [2] - Tesla's stock increased by 4.93%, closing at $334.07, with a trading volume of 135 million shares [2] - Meta Platforms experienced a rise of 2.6%, closing at $656.03, with a trading volume of approximately 18.42 million shares [2] - Amazon's stock rose by 1.31%, closing at $211.37, with a trading volume of 55.29 million shares [2] - Apple increased by 1.02%, closing at $212.93, with a trading volume of 51.22 million shares [2] - Alphabet (Google A) saw a modest increase of 0.68%, closing at $159.53, with a trading volume of 41.85 million shares [2] - Microsoft experienced a slight decline of 0.03%, closing at $449.14, with a trading volume of 22.86 million shares [2] - AMD's stock rose by 4.01%, closing at $112.46, with a trading volume of approximately 54.85 million shares [2] - Taiwan Semiconductor Manufacturing Company (TSMC) ADR increased by 3.75%, closing at $193.99, with a trading volume of 19.65 million shares [2] - Berkshire Hathaway B shares declined by 0.47%, closing at $511.88, with a trading volume of 447.03 thousand shares [2] - Eli Lilly's stock fell by 1.26%, closing at $746.06, with a trading volume of 442.27 thousand shares [2]