铂金再次成为市场上最受关注的资产之一，铂金首饰的价格也水涨船高。12月18日，记者在六福珠宝等 官网看到，足铂999的价格达到每克815元。深圳水贝市场的铂金饰品克价也涨至470元左右，今年6月克 价还在300元左右。而在国内期货市场，以铂为例，12月18日广期所铂期货主力合约价格再度大涨，当 天收盘涨幅高达5.32%。 (证券时报) 品牌首饰铂金报价突破800元/克大关 数据显示：美国投资者今年爆买中国科技ETF 按管理资产规模计，在美上市最大中国股票ETF——KraneShares中国海外互联网ETF(KWEB)今年以来 已累计吸金23亿美元，有望创下2021年以来最佳年度表现。资产规模排名第四的景顺中国科技 ETF(CQQQ)也录得21亿美元资金流入，有望创下历史最佳年度表现。（智通财经） 机构：DDR5高获利放大产能排挤效应 2026年HBM3e定价动能同步转强 根据TrendForce集邦咨询最新调查，近期因存储器市况呈现供不应求，带动一般型DRAM(Conventional DRAM)价格急速攀升，尽管HBM3e受惠于GPU、ASIC订单同步上修，价格也随之走扬，但是预期未来 一年HBM3e和DD ...

Core Viewpoint - Guggenheim upgraded Microsoft's stock rating from "Hold" to "Buy," reflecting a strong consensus among Wall Street analysts regarding the company's potential in the AI sector [1][2] Group 1: Analyst Ratings - Following the upgrade, nearly 99% of Wall Street analysts now give Microsoft a "Buy" rating, with only one analyst maintaining a "Neutral" stance and no sell recommendations [1] - Guggenheim's target price for Microsoft is set at $586, indicating approximately a 12% upside from the latest closing price [1] Group 2: Market Sentiment and Performance - The upgrade highlights optimistic market expectations for Microsoft's ability to capitalize on AI breakthroughs, with analysts noting that the company is positioned among the beneficiaries in the AI landscape [1] - Microsoft's stock rose by 1.41% in pre-market trading, contributing to a year-to-date increase of 24%, which outpaces the Nasdaq 100 index's rise of about 21% [1] Group 3: Business Strengths - Microsoft's Azure cloud computing business is expected to benefit from AI advancements, while the company maintains a near-monopoly in the productivity suite market with its Office products [1] - The integration of AI services, such as Copilot, with the Office suite is anticipated to continue driving profitability for Microsoft [1]