周五（2月20日）， 美国最高法院裁定特朗普的关税政策违法， 令美股低开高走， 三大指数集体收涨。 截至收盘，道琼斯指数涨0.47%，报49625.97点；标普500指数涨0.69%，报6909.51点；纳斯达克综合指数涨0.9%，报22886.07点。 | 名称 | 最新价 | 新大都 | 新城區 | | --- | --- | --- | --- | | 道瑪斯指数 | 49625.97 | +230.81 | 0.47% | | 标普500指数 | 6909.51 | +47.62 | 0.69% | | 纳斯达克综合指数 ♥ 22886.07 | | +203.34 | 0.90% | 当天，美国联邦最高法院大法官以6比3的结果维持下级法院裁决，认定美国总统特朗普援引《国际紧急经济权力法》（IEEPA）实施关税政 策超出了其法定权限。 尽管华尔街先前已普遍预期最高法院会做出不利于特朗普政府的裁决，但仍有一些问题悬而未决，例如已征收关税是否退还及如何退还，这 一问题可能需由下级法院进一步裁定。 FBB Capital Partners高级研究分析师Michael Brenner表示："下级法院将不得不弄 ...

每经AI快讯，2月20日，美股光通信概念股涨跌不一，Lumentum涨逾3%，Coherent涨逾4%，Credo Technology跌近2%，Lumen Technologies、Astera Labs跌逾1%。 ...

3. 伯克希尔哈撒韦连续第三个季度减持美国银行和苹果，增持纽约时报。 1. 美国三大股指期货齐涨，纳指期货涨0.53%，标普500指数期货涨0.41%，道指期货涨0.26%。 2. 欧股多国股指刷新历史新高，截至发稿，德国DAX指数涨0.83%，英国富时100指数涨0.97%，法国 CAC指数涨0.45%，欧洲斯托克50指数涨0.84%。 4. 段永平试水"AI交易"：Q4卖苹果加仓663.93万股英伟达，建仓CoreWeave、Credo Technology、 Tempus Ai。 5. 英伟达和Meta宣布建立多年战略合作伙伴关系，Meta将部署数百万颗英伟达芯片。 6. 微软计划未来10年向"全球南方"人工智能领域投资500亿美元。 7. 谷歌I/O开发者大会定档5月19至20日，预计将发布Gemini大模型及其他AI产品更新。 8. 谷歌计划在美国和印度之间建设新的光纤线路，以提高网络连接速度和可靠性。 9. 特斯拉避免加州30天销售禁令，自动驾驶功能营销实现合规。 10. 英伟达清仓所持Arm股份，套现约1.4 亿美元。 11. 西部数据拟出售部分闪迪股份，筹资31.7亿美元用于削减债务。 12. ...

本文源自：市场资讯 作者：观察君 在增持AI相关标的的同时，段永平对原有持仓进行了结构性调整。苹果仍为其第一大重仓股，持仓市 值达87.97亿美元，占比50.3%，但四季度减持了247.06万股，幅度为7.09%。伯克希尔·哈撒韦则获大幅 增持198.5万股，增幅38.24%，稳居第二大重仓股，占比20.63%。此外，段永平增持了谷歌和拼多多， 同时大幅减持了阿斯麦，减持幅度达87.63%。 今年1月初，段永平曾表示："新的一年里，需要认真学习一下怎么使用AI，希望能让自己能理解AI到 敢下重注的地步。这玩意儿真是越用越觉得有意思，感觉世界有点不一样了。" 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 根据美股机构投资者13F持仓披露文件，截至2025年12月31日，知名投资人段永平管理的H&H International Investment持仓总市值约174.89亿美元，折合人民币超1200亿元。这份四季度持仓报告显 示，段永平在延续其价值投资框架的同时，正加速向人工智能领域倾斜。 英伟达是本季度段永平加仓力度最大的标的。13F文件显示，四季度段永平增持663 ...

Market Overview - Global stock markets have returned to historical highs, with Japan's market continuing its upward trend and software stocks stabilizing, boosting overall risk appetite [2][30] - As of the report, Dow futures rose by 0.06%, S&P 500 futures increased by 0.11%, and Nasdaq futures gained 0.06% [3][30] - European markets saw the Stoxx 600 index slightly retreat from a record high, while Kering Group surged by 11% due to signs of recovery in its Gucci business [4][30] Japanese Market - The Nikkei 225 index closed up by 2.3%, with other Asian markets showing moderate gains: Hang Seng Tech Index up by 0.5%, Shanghai Composite Index up by 0.1% [5][31] - The market anticipated that the victory of the ruling party would benefit the Japanese stock market due to planned fiscal stimulus, with unexpected rebounds in Japanese government bonds and the yen [5][31] Economic Data Focus - Traders are awaiting a series of U.S. economic data, with retail sales being the first major report expected to show resilience in consumer spending despite high living costs and a weak job market [6][32] - Upcoming data includes non-farm payrolls and inflation metrics, which will influence expectations regarding the Federal Reserve's interest rate path [6][32] Technology Sector Insights - PineBridge Investments' Mike Kelly expressed confidence in the current tech stock rebound, emphasizing the importance of identifying winners in the evolving landscape of disruptive technologies [7][33] - Ecofi Investissements' Karen Georges anticipates an economic rebound in the second half of the year, although short-term consumer data may appear less optimistic [7][33] Currency and Commodity Movements - The Chinese yuan strengthened to its highest level against the dollar since May 2023, following reports of regulatory recommendations to reduce U.S. Treasury exposure [7][33][34] - Gold prices maintained above $5,000, with traders awaiting new catalysts, while Bitcoin fell by 2.3% to $68,708 [6][36] Company-Specific Developments - Datadog's stock surged over 10% in pre-market trading, while Spotify's shares rose by 11% due to expected profits exceeding forecasts [15][42] - Conversely, Coca-Cola's stock fell over 2% as its fourth-quarter net revenue missed market expectations [17][43] - Ferrari's stock jumped nearly 10% due to strong demand, with orders extending to the end of 2027 [20][46]

Credo Technology美股盘前涨超15%，现报143.13美元。 来源：滚动播报 ...

Group 1: Market Performance - The optical communication concept stocks continued to perform strongly in the US stock market, with Credo Technology rising by 10.78%, Corning by 7.54%, Ciena Technology by 6.78%, and Lumentum by 4.56% [1][8] Group 2: Technological Developments - NVIDIA is advancing the scale deployment of Co-Packaged Optics (CPO) technology to address the increasing power consumption and reliability challenges of AI supercomputers. CPO integrates optical engines into the same package as switching chips, significantly shortening electrical channel lengths and reducing signal conversion steps [2][9] - NVIDIA has developed CPO-supported switches for its Spectrum-X Ethernet platform and Quantum-X InfiniBand platform, collaborating with ecosystem partners to enhance packaging processes, fiber connection methods, and liquid cooling designs [2][9] Group 3: Industry Insights - China Galaxy indicates that the optical communication sector is currently undervalued, with demand continuing to grow. Capacity constraints are expected to be a major bottleneck for the development of optical communication until 2026. The market share of Chinese optical module manufacturers is leading globally and is expected to continue increasing [3][10] - The transition from "Made in China" to "Intelligent Manufacturing in China" is anticipated to be prominently reflected in the optical communication sector, with ample opportunities for upstream penetration during the 14th Five-Year Plan period [3][10] Group 4: Financing Activities - As of February 6, a total of 10 CPO concept stocks had net financing purchases exceeding 100 million yuan, with Tianfu Communication and Zhongji Xuchuang having net financing purchases of 2.542 billion yuan and 2.21 billion yuan, respectively [4][11] - Tianfu Communication has disclosed that its 1.6T optical engine product has entered normal delivery stages and is actively coordinating supply chain resources to enhance capacity [4][11] Group 5: Company Performance - NewEase is benefiting from the continuous growth in computing power investments, with a significant increase in sales revenue and net profit compared to the same period last year. The company expects to achieve a net profit attributable to shareholders of 9.4 billion to 9.9 billion yuan in 2025, representing a year-on-year growth of 231.24% to 248.86% [6][13] - NewEase has established a technology system covering various interconnection forms, including traditional pluggable optical modules, LPO, NPO, and CPO. The company has the capability for mass production and delivery of optical modules at 800G and above, successfully producing and delivering the latest generation of 1.6T optical module products while actively advancing the development of next-generation products [7][13]

Investment Rating - The report indicates a shift in AI investment from FOMO CapEx to ROI CapEx, suggesting a more cautious and strategic approach to capital expenditures in the AI sector [4]. Core Insights - Overseas AI investments are facing cash flow pressures, prompting tech giants to seek various data center construction methods and financing solutions to alleviate these pressures. The IPO process for AI unicorns is expected to accelerate [4]. - The focus on maximizing token output efficiency per watt in data centers is becoming critical due to power capacity limitations. Companies are optimizing hardware and software to enhance computational efficiency [4]. - The engineering capabilities of large AI models are improving, with a stronger emphasis on commercializing AI products through various business models such as subscriptions, APIs, and advertising [4]. - The growth of AI cloud services is anticipated to accelerate as capacity is released, with significant orders expected in 2025 [4]. Capital Expenditure Rhythm - Capital expenditure expectations are being raised, with cash flow pressures increasing in the future [5]. - The AI infrastructure paradigm is shifting, with capital expenditures continuing to expand as companies transition from CPU to GPU-based workloads [10][12]. Data Center Construction - Data centers are facing power capacity limitations, leading to a focus on maximizing output efficiency per watt [6]. - The construction of data centers is increasingly flexible to accommodate various generations of GPUs and other components [4]. Model Capability Evolution - The evolution of AI models is expected to continue, with advancements in long text processing, multi-modal capabilities, and logical reasoning [7]. - The commercial viability of AI products is expected to increase as engineering capabilities improve [4]. AI Cloud Business Growth - The AI cloud service sector is entering an expansion phase, with significant orders expected and a rapid increase in contract values [8]. - The release of computational capacity is projected to drive accelerated growth in AI cloud services [4]. Capital Expenditure Cash Flow Statement - The capital expenditure of major tech companies is growing rapidly, leading to increased pressure on free cash flow [20][21]. - The ratio of capital expenditure to operating cash flow is at historically high levels, indicating sustained investment despite cash flow pressures [21]. Capital Expenditure Balance Sheet - The fixed asset scale of major tech companies is steadily increasing, with operating lease liabilities showing slight growth [26]. - The ratio of operating lease assets to fixed assets indicates a preference for self-built data centers over leasing [26]. Capital Expenditure Income Statement - Depreciation and amortization expenses are increasing, putting pressure on profit margins [30]. - The proportion of depreciation to revenue is at its highest level since early 2020, indicating rising costs associated with infrastructure investments [31]. Capital Expenditure Financing Needs - Tech companies are increasingly turning to debt financing to manage cash flow pressures resulting from high capital expenditures [36]. - Major tech firms have issued significant amounts of debt to support AI infrastructure investments, indicating a shift from cash investments to debt financing [36][38].

Core Viewpoint - Nvidia's CEO Jensen Huang's speech at CES impacted Credo Technology's stock negatively, but market analysts believe the stock may have been unfairly punished [1]. Group 1: Market Reaction - Credo Technology, a leader in Active Electrical Cables (AEC), saw its stock drop by 5.2% on January 6 and further decline by over 6% on January 7 due to concerns that Nvidia's new Vera Rubin system would shift away from copper cables to optical interconnect solutions [1]. - After hitting a low of $125 on January 7, Credo's stock experienced a dramatic turnaround, closing up 6.05% at $141, even surpassing its closing price from January 5 [1]. Group 2: Future Outlook - Analysts clarified that Huang still favors expanding the use of copper cables within cabinets to maximize connection speeds between GPUs [1]. - Despite Nvidia's movement towards more optical interconnect solutions, Credo is actively developing its own optical and photonic solutions, which could mitigate concerns about its future [2]. - Analysts recommend investors consider buying Credo's stock if it falls below $140 [2].

Core Insights - The question posed by a Silicon Valley investor about the absence of Chinese engineers highlights the critical role they play in the AI industry, indicating that they have become essential to the sector's success [1][2]. Group 1: Importance of Chinese Engineers - Chinese engineers represent a significant portion of top AI talent in the U.S., with 38% of elite AI professionals having graduated from Chinese universities, surpassing those trained domestically [2]. - In Meta's Super Intelligence Lab, 7 out of 11 core researchers are from China, and over 40% of xAI's founding team is Chinese [2]. - The recent acquisition of Manus by Meta for over $2 billion underscores the value placed on Chinese teams, as the company aims to enhance its capabilities in enterprise AI solutions [4]. Group 2: Key Figures and Events - Alexandr Wang, a Chinese entrepreneur and founder of Scale AI, was brought on board by Meta after the company invested $14.8 billion for a 49% stake in Scale AI, highlighting the strategic importance of Chinese talent [4][6]. - Following Wang's appointment as Chief AI Officer at Meta, significant internal changes occurred, including the departure of Yann LeCun, indicating a shift towards a strategy focused on competitive product models [9][11]. - The incident involving Chinese engineer Li Xuechen at xAI, who attempted to take proprietary code to OpenAI, illustrates the high stakes and competitive nature of retaining Chinese talent in the AI sector [12][15]. Group 3: Broader Implications - The competitive landscape in Silicon Valley is increasingly characterized by a reliance on Chinese engineers, with their skills being viewed as indispensable for AI advancements [22]. - The discussions surrounding the value of Chinese engineers reflect broader concerns about talent retention in China's tech sector, as many top talents are being lured away by lucrative offers from Silicon Valley [22].