Renaissance Technologies trimmed its Alphabet position in Q4 of 2025 by a big margin. The quantitative trading giant, founded by the late mathematician Jim Simons, slashed its Alphabet (GOOGL) stock stake by 88.6% in the fourth quarter of 2025, according to Tikr.com, selling down to just 296,470 shares worth roughly $93 million. That means the firm unloaded a position that was once worth close to $800 million. For a stock that gained 65% in 2025, its best year since 2009, per CNBC, the timing is notable ...

Every weekday, the CNBC Investing Club with Jim Cramer holds a "Morning Meeting" livestream at 10:20 a.m. ET. Here's a recap of Monday' s key moments. 1. Stocks fell Monday after President Donald Trump said he's increasing global tariffs to 15%, from 10%, after the Supreme Court struck down his "reciprocal" tariffs Friday. "The confusion about the tariffs and what will happen is a lot different from the confusion that we're having when it comes to valuing tech," said Jim Cramer, noting that market uncertain ...

Group 1: Citigroup and Banamex Divestiture - Citigroup is nearing a deal to sell stakes in its Mexican consumer banking arm, Banamex, to Blackstone and the Co-CEOs of Televisa, following a previous $2.3 billion sale of a 25% stake to Fernando Chico Pardo in late 2025 [2][10] - This divestiture is part of CEO Jane Fraser's strategy to simplify the bank's global footprint and focus on higher-return institutional businesses, with plans for an initial public offering (IPO) for the remaining portion of Banamex in 2026 [3][10] - The Banamex divestiture remains a core strategic priority for Citigroup as it prepares for the full IPO expected later in 2026 [10] Group 2: DeepSeek V4 and Nasdaq Valuations - The anticipated release of DeepSeek V4, a new large language model from a Chinese AI firm, is expected to challenge the high-margin hardware model currently dominated by Nvidia, potentially leading to a rough period for Nasdaq tech stocks [4][10] - Analysts warn that if DeepSeek demonstrates that advanced AI can be run on significantly cheaper hardware, it could trigger a valuation correction for major tech stocks like Microsoft and Alphabet [5] Group 3: Eurozone Inflation Divergence - The European Central Bank (ECB) faces a policy dilemma as inflation trends diverge in Germany and France, complicating the maintenance of a unified interest rate policy for the Eurozone [6][7] - Germany is experiencing persistent price pressures, while France's inflation has dipped below the ECB's 2% target, suggesting a need for monetary easing to prevent economic slowdown [6][7]

这里汇总了华尔街最受关注、能影响市场走势的研究报告。以下是今日投资者需要了解的机构评级变 动。 五大上调评级 五大下调评级 1. 花旗首次覆盖York Space Systems（YSS），给予买入，目标价 37 美元，称其为 "太空大趋势下 高风险高收益标的"。多家大行同步给予买入级评级，Truist 给予持股观望。 2. 奥本海默首次覆盖Public Policy Holding Co（PPHC），给予跑赢大盘，目标价 16 美元。公司正 拓展州级及国际游说业务，同时搭建配套战略咨询业务。 3. 花旗首次覆盖PicPay（PICS），给予买入，目标价 28 美元，潜在涨幅 85%。看好其信贷相关业 务带来的盈利高增长。 4. 摩根大通首次覆盖Ethos（LIFE），给予增持，目标价 13 美元。认为公司通过代理渠道仍有增长 空间，多家国际大行同步给予买入级评级。 5. DA Davidson首次覆盖Bob's Discount Furniture（BOBS），给予买入，目标价 26 美元。认为其 所处行业规模大、格局分散，即将迎来复苏。 五大下调评级 五大首次覆盖评级 责任编辑：郭明煜 责任编辑：郭明煜 ...

Core Insights - Billionaire investor David Tepper of Appaloosa Management made significant portfolio adjustments in Q4, notably reducing stakes in AI chip stocks while increasing investments in companies heavily investing in AI infrastructure [1] Group 1: Portfolio Adjustments - Tepper reduced his position in Nvidia by over 10% and cut his stake in Advanced Micro Devices (AMD) by two-thirds, although Nvidia remains his seventh-largest position [2] - Despite reducing stakes in Nvidia and AMD, Tepper tripled his position in Micron Technology, which is benefiting from a supercycle in DRAM with high demand and short supply [4] - Tepper also increased his investment in Taiwan Semiconductor Manufacturing (TSM), which supports the manufacturing of GPUs and AI chips [4] Group 2: Investments in Hyperscalers - Tepper funneled some of the funds from reduced stakes in Nvidia and AMD into three large hyperscalers that are investing heavily in AI chips [5] - He increased his position in Alphabet by nearly 30%, making it his second-largest holding, as its cloud computing unit is rapidly growing and leveraging custom AI chips for cost advantages [6] - Tepper raised his stake in Meta Platforms by over 60%, making it his fifth-largest holding, as the company successfully integrates AI to drive growth and plans to continue aggressive investments in AI [7]

Core Viewpoint - Alphabet has significantly outperformed its peers in the "Magnificent Seven" over the past year, with a year-over-year increase of over 75%, while other major companies like Meta, Microsoft, and Amazon have seen declines [1]. Group 1: Stock Performance and Analyst Ratings - Alphabet's stock is currently trading higher, up 1.21% to approximately $315 [2]. - Wells Fargo has upgraded Alphabet, raising its price target to $387, which is considered optimistic compared to the average analyst targets of $350 to $370, implying a potential upside of 10% to 20% [5][6]. - The consensus among analysts remains strong, with no significant sell ratings noted [5]. Group 2: AI and Capacity Analysis - Wells Fargo emphasizes Alphabet's leadership in key AI traits: customer data, disruption, distribution, and compute capacity, suggesting that Alphabet can leverage these advantages for consumer and enterprise AI products [3]. - Alphabet's project to expand compute capacity to 35 gigawatts by 2028 from 15 gigawatts by the end of 2025 is highlighted as a significant competitive edge [4]. Group 3: Market Context and Competitive Landscape - The overall market sentiment is bearish, particularly regarding heavy AI capital expenditures, which may dampen near-term margin expansion for tech companies [9]. - Alphabet is viewed as a steady performer, with diverse revenue streams beyond just Google Cloud, providing more resilience compared to competitors like Meta [11][12].

Group 1: Alphabet (Google) - Alphabet received an upgrade from Wells Fargo, moving from equal weight to overweight with a price target raised from $354 to $387, currently trading at approximately $317 [2][3] - The upgrade is based on Alphabet's leadership in customer data, distribution, and compute capacity, particularly emphasizing its plans to double its AI infrastructure capacity from 15 to 35 gigawatts by 2028 [4][5] - This expansion is expected to provide Alphabet with a competitive edge over other cloud providers, allowing it to train better AI models and serve more users [6] Group 2: Workday - Workday has been downgraded by Jeffries from buy to hold, with a new price target set at $150, down from $325, reflecting ongoing risks in the software sector due to AI disruption fears [8][9] - The downgrade is attributed to execution risks linked to changes in executive leadership and a decline in investor confidence, as the company has laid off over 20,000 workers [10][12][13] - Analysts suggest that the upcoming earnings report will be critical, with expectations set low for the company's performance [13] Group 3: Deere - Deere was downgraded by Jeffries from hold to underperform, with a price target raised from $475 to $550, indicating mixed sentiment about the agricultural economy's recovery [14][15] - While some analysts believe earnings will improve enough to justify higher valuations, others express skepticism about the timing of recovery in farmer incomes and crop prices [16]

The most talked about and market moving research calls around Wall Street are now in one place. Here are today's research calls that investors need to know, as compiled by The Fly.Top 5 Upgrades: Baird upgraded Henry Schein (HSIC) to Outperform from Neutral with a price target of $100, up from $78. The firm believes the bias across its dental names remains to the upside.UBS upgraded BlackRock (BLK) to Buy from Neutral with a $1,280 price target. The upgrade is supported by strong Q4 results, positive comme ...

Wells Fargo (NYSE: WFC) analyst Ken Gawrelski apparently took Google’s (NASDAQ: GOOGL) Friday, February 20 rally as a sign it was time to alter the previously-neutral rating for the technology giant’s equity.Specifically, the Wall Street expert elected to raise his recommendation for GOOGL shares from ‘Neutral’ to ‘Buy’ on Monday, February 23, while simultaneously raising his 12-month price target from $353 to $387.With Google stock trading at $315 following a 0.05% decline year-to-date (YTD) and a 5-day ra ...

Core Insights - AppLovin shares surged 11.2% last week, driven by Bank of America's defense of the stock after a post-earnings sell-off [1] - Tempus AI also saw an 11% increase, attributed to a preliminary Q4 report showing an 83% year-over-year revenue growth [1] - Micron Technology gained 4.01% as Bank of America raised its price target due to increasing AI memory demand [1] AppLovin - AppLovin's stock price increased significantly after Morgan Stanley raised its price target to $800, maintaining an Overweight rating [1] - The company reported Q4 2025 revenue of $1.66 billion, a 66% increase year-over-year, with an adjusted EBITDA margin of 84% [1] - Despite the recent gains, AppLovin is still down approximately 38% year-to-date from January highs, leading to discussions about its valuation among investors [1] Tempus AI - Tempus AI's stock rose following a preliminary Q4 2025 report indicating revenue of $367 million, an 83% increase year-over-year, and a record total contract value exceeding $1.1 billion [1] - The diagnostics segment experienced a remarkable growth of 121% year-over-year [1] - CEO Eric Lefkofsky expressed confidence in the company's strong position entering 2026, with a net revenue retention rate of 126% [1] Micron Technology - Micron's stock price increased after Bank of America raised its price target, citing accelerating demand for high-bandwidth memory in AI infrastructure [1] - The company reported cloud memory revenue of $5.28 billion in fiscal Q1 2026, nearly doubling year-over-year, with a gross margin of 66% [1] - Micron is recognized as one of the few companies capable of supplying high-bandwidth memory at scale, with 37 out of 43 analysts rating the stock as a buy or strong buy [1] AI Sector Overview - The VanEck Semiconductor ETF rose 1.8%, indicating a positive trend in the AI sector, particularly in semiconductors [1] - Software stocks are struggling, while segments like memory and networking are experiencing strong gains [1] - The broader AI market is characterized by significant divergence, with semiconductors leading the performance [1]