--- title: "Pre-market hot trades in US stocks: Trio-Tech International down 7.96% pre-market; Nebius down 3.38% pre-market" type: "News" locale: "en" url: "https://longbridge.com/en/news/286898323.md" description: "Trio-Tech International pre-market down 7.96%; Nebius pre-market down 3.38%; Amesite pre-market up 229.35%; Meitu Technology pre-market up 125.73%; MetaVia pre-market up 71.00%" datetime: "2026-05-19T10:52:43.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286898323.md) - [en](https://longbridge.com/en/news/286898323.md) - [zh-HK](https://longbridge.com/zh-HK/news/286898323.md) --- # Pre-market hot trades in US stocks: Trio-Tech International down 7.96% pre-market; Nebius down 3.38% pre-market **Pre-market Hot Trades in US Stocks** Trio-Tech International is down 7.96% in pre-market trading. Based on recent key news: 1. On May 16, Jason T. Adelman, a director of Trio-Tech International, sold 21,000 shares of common stock, reducing his direct holdings to 50,000 shares. This sale may raise market concerns about internal confidence in the company, leading to a drop in stock price. Source: EDGAR system disclosure. 2. On May 16, the company expects an increase in demand for semiconductor backend testing services, but is also facing risks from market volatility, tariffs, US-China trade tensions, exchange rate fluctuations, and regulatory changes. These factors may affect investors' expectations for the company's future performance. Source: Benzinga. 3. On May 16, the company's gross profit increased to $2.6 million, but the gross margin fell from 27% to 16%, mainly due to an increase in the proportion of low-margin testing services. Despite revenue growth, the decline in profit margin may affect market confidence in the company's profitability. Source: Benzinga. The semiconductor industry faces volatility risks, and policy changes need to be monitored. Nebius is down 3.38% in pre-market trading. Based on recent key news: 1. On May 16, Citibank raised Nebius's target price to $287. Despite exceeding performance expectations, the stock price fell 2.8% in pre-market trading, indicating market concerns about valuation. Source: Zhitong Finance. 2. On May 18, D.A. Davidson downgraded Nebius's rating to neutral, believing that its short-term upside potential is limited, with the stock price dropping 12% to $193.61. Source: Wall Street Insight. 3. On May 19, Nebius was rated as a core target in AI trading, but analysts believe its premium valuation may limit short-term gains. Source: Jinshi Data. AI server demand is strong, and the industry outlook is optimistic. **Top Gainers in Pre-market US Stocks** Amesite is up 229.35% in pre-market trading. Based on recent key news: 1. On May 19, Amesite secured a new corporate client involving approximately 2,700 patients, marking its largest deployment to date and validating its corporate strategy. This move significantly boosted the stock price in pre-market trading. 2. On May 19, Amesite's CEO and board members purchased a large number of company shares and warrants, demonstrating confidence in the company's future development, further stimulating the stock price increase. 3. On May 19, the company reduced cash consumption through layoffs and internalization, refocusing on the product development of AI tools and shifting to monthly service contracts, enhancing operational efficiency and driving up the stock price. The AI industry is growing rapidly, with significant capital inflows. Meitu Technology is up 125.73% in pre-market trading, with no significant news recently. Trading is active, and capital flows are evident. Considering sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation MetaVia pre-market rose 71%. MetaVia pre-market rose 71%. There have been no significant news recently; trading is active, and capital flow is evident. Considering the sector and industry trends, the stock shows significant volatility, and the specific reasons need further observation. no\_news ### Related Stocks - [TRT.US](https://longbridge.com/en/quote/TRT.US.md) - [NBIS.US](https://longbridge.com/en/quote/NBIS.US.md) - [AMST.US](https://longbridge.com/en/quote/AMST.US.md) - [WNW.US](https://longbridge.com/en/quote/WNW.US.md) - [MTVA.US](https://longbridge.com/en/quote/MTVA.US.md) ## Related News & Research - [Nebius stock spikes after earnings. The AI Neocloud sees 'unprecedented demand.'](https://longbridge.com/en/news/286255166.md) - [Nebius Just Soared to a New 52-Week High. 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