--- title: "U.S. stock night trading volatility: Alibaba fell 3.18% in after-hours trading, with dual blows to stock prices from AI talent restrictions and market selling pressure" type: "News" locale: "en" url: "https://longbridge.com/en/news/287847202.md" description: "Alibaba's night trading fell by 3.18%; Pinduoduo's night trading fell by 2.32%, with a transaction volume of USD 5.93 million; Amazon's night trading rose by 0.55%, with a transaction volume of USD 4.2 million; JD.com's night trading fell by 2.35%, with a transaction volume of USD 735,100" datetime: "2026-05-28T02:17:06.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/287847202.md) - [en](https://longbridge.com/en/news/287847202.md) - [zh-HK](https://longbridge.com/zh-HK/news/287847202.md) --- # U.S. stock night trading volatility: Alibaba fell 3.18% in after-hours trading, with dual blows to stock prices from AI talent restrictions and market selling pressure **U.S. Stock Night Market Movements** Alibaba fell 3.18% in the night market. Based on recent news, 1. On May 26, the Chinese government expanded outbound controls on talent in the AI field, covering senior executives and researchers from technology companies like Alibaba, indicating that Beijing views relevant talent as a national strategic asset amid the intensifying AI competition and is increasing efforts to prevent the outflow of technology and talent. This move may affect Alibaba's international business expansion, leading to a decline in stock prices. 2. On May 26, Alibaba Cloud launched a new AI product website Qwen Cloud and a series of updates in Singapore, conducting a full-stack upgrade for overseas markets, covering models, entry points, Agent products, and cloud infrastructure. Although this news shows Alibaba Cloud's expansion in the global market, there are still doubts about its short-term profitability, leading to stock price fluctuations. 3. On May 26, Alibaba recorded a large cross-trade transaction with a transaction amount of 42.8 million yuan, with a buy-sell ratio of 44:56, resulting in a net active sell of 147 million yuan. This indicates significant selling pressure on Alibaba's stock, further pushing down the stock price. Recent policy changes in the AI field have been significant, intensifying market volatility. **Stocks with High Trading Volume in the Industry** Pinduoduo fell 2.32% in the night market. Based on recent key news: 1. On May 27, Pinduoduo released its financial report showing a 14.89% year-on-year decline in profits for the first quarter, below market expectations. This news led to a pre-market drop of 5% in stock prices. Source: KeChuangBan Daily 2. On May 28, Pinduoduo announced plans to increase investment in the supply chain, intending to invest 100 billion yuan in cash over the next three years to develop brand self-operated businesses. This move is seen by the market as a long-term strategy, impacting profit performance in the short term. Source: JinShi Data 3. On May 28, analysts lowered Pinduoduo's target price, reflecting market concerns about its short-term performance. The median target price was revised down from 147.05 yuan to 141.44 yuan. Source: FactSet The e-commerce industry is highly competitive, with supply chain investment becoming a focus. Amazon rose 0.55% in the night market. Based on recent key news: 1. On May 28, Amazon signed a strategic cooperation agreement worth $6 billion with Snowflake to promote the popularization and application of AI technology. This cooperation agreement indicates an accelerating demand for the AWS platform, enhancing market confidence in Amazon. 2. On May 28, Amazon's self-developed chip business grew nearly 40% quarter-on-quarter in the first quarter, with an annualized revenue scale exceeding $20 billion. This growth is mainly driven by strong demand for AI training chips, further enhancing Amazon's market competitiveness. 3. On May 27, Amazon announced plans to invest over £15 billion in the UK by 2025, with a total investment of £40 billion planned by the end of 2027. This investment plan demonstrates Amazon's long-term commitment to the UK market, boosting investor confidence. The growth in AI demand is driving AWS business expansion JD.com fell 2.35% in after-hours trading. Based on recent key news: 4. On May 27, the European Commission will launch an in-depth investigation into JD.com's acquisition of Germany's Ceconomy, potentially involving unfair subsidies, leading to a 2.45% drop in stock price. Source: Financial Times 5. On May 26, JD.com signed a strategic cooperation agreement with SANY Group to promote digital transformation, which failed to boost the stock price. Source: Jin10 Data 6. On May 25, JD.com denied bidding for the UK's The Very Group and has no intention of expanding into that asset in the short term, with a muted market reaction. 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