--- title: "U.S. stock night market volatility: POET Tech rose 3.01% in the night market, can large orders and favorable financial reports for the light engine withstand overbought risks?" type: "News" locale: "en" url: "https://longbridge.com/en/news/286728012.md" description: "POET Tech rose 3.01% in the after-hours market; Micron Technology rose 1.04%, with a trading volume of USD 744 million; NVIDIA fell 0.44%, with a trading volume of USD 254 million; Intel fell 1.87%, with a trading volume of USD 241 million" datetime: "2026-05-18T07:07:00.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286728012.md) - [en](https://longbridge.com/en/news/286728012.md) - [zh-HK](https://longbridge.com/zh-HK/news/286728012.md) --- # U.S. stock night market volatility: POET Tech rose 3.01% in the night market, can large orders and favorable financial reports for the light engine withstand overbought risks? **U.S. Stock Night Market Movements** POET Tech rose 3.01% in the night market. Based on recent key news: 1. On May 15, POET Technologies announced a $50 million optical engine order with Lumilens, driving the stock price up. This order is expected to reach a cumulative procurement amount of $500 million over the next five years, indicating strong market demand for its optical solutions. Source: Benzinga 2. On May 15, POET released its first-quarter financial report, with net losses significantly improving to $0.08 per share, a substantial decrease from $0.32 in the previous quarter. Revenue tripled year-on-year to $503,389, boosting investor confidence. Source: Benzinga 3. On May 15, POET's stock price faced a risk of correction due to overheated technical indicators. The Relative Strength Index (RSI) reached 77, indicating an overbought condition, which may lead to a pullback to key support levels. Source: InvezzAI sector fluctuated and consolidated, with noticeable capital inflow. **Top Stocks by Industry Trading Volume** Micron Technology rose 1.04% in the night market. Based on recent key news: 1. On May 17, Micron Technology stated that the Chinese market remains one of the most dynamic semiconductor markets globally, looking forward to deepening cooperation to seize opportunities in the AI era. This move enhanced market confidence in Micron's business in China, driving the stock price up. Source: Micron Technology WeChat Official Account 2. On May 15, Applied Materials released a strong financial report, showing a surge in demand for AI computing and storage chips, prompting Micron and other clients to expand production capacity. This news boosted the overall performance of the semiconductor sector. Source: Investing.com 3. On May 15, Mizuho Technology experts revealed that Samsung Electronics faces a strike threat, which may lead to a tightening of DRAM supply, potentially benefiting Micron. This news sparked positive market expectations for Micron. Source: Investing.com Strong semiconductor demand, increased market volatility. NVIDIA fell 0.44% in the night market. Based on recent key news: 1. On May 15, the U.S. Department of Commerce approved about 10 Chinese companies to purchase NVIDIA H200 chips, driving the stock price up. This move may expand NVIDIA's sales in the Chinese market, enhancing market confidence. Source: Reuters. 2. On May 15, Cerebras Systems went public on NASDAQ, becoming a direct competitor to NVIDIA. The listing of Cerebras may pose a challenge to NVIDIA's market share. Source: Wall Street Insights. 3. On May 15, analysts expect NVIDIA's financial report to be better than expected, which will drive stock price fluctuations. Strong expectations for demand for its AI chips support the stock price. Source: Seeking Alpha. Strong demand for AI chips, increased market volatility Intel fell 1.87% in after-hours trading. Based on recent news, 4. On May 16, the China-U.S. talks drew market attention, and the global economy faces uncertain challenges, leading to profit-taking in tech stocks and a decline in U.S. stocks. Intel's stock price was affected and fell. 5. On May 15, Bank of America strategists warned of rising inflation risks, and the market may face profit-taking pressure, especially in tech stocks. Intel's stock price was under pressure as a result. 6. On May 16, Jefferies downgraded Intel's Mobileye rating to underperform, setting a target price of $8, which affected market confidence in Intel. 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