--- title: "U.S. stock night market volatility: Corning fell 3.02% in night trading, with executive sell-offs raising concerns about market confidence. Can demand for AI infrastructure support the stock price?" type: "News" locale: "en" url: "https://longbridge.com/en/news/286506943.md" description: "Corning fell 3.02% in the night session; Coherent Corp. fell 2.19% in the night session, with a transaction volume of $5.2 million; Amphenol fell 0.74% in the night session, with a transaction volume of $411,000; Lightwave Logic fell 0.20% in the night session, with a transaction volume of $394,200" datetime: "2026-05-15T04:26:45.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286506943.md) - [en](https://longbridge.com/en/news/286506943.md) - [zh-HK](https://longbridge.com/zh-HK/news/286506943.md) --- # U.S. stock night market volatility: Corning fell 3.02% in night trading, with executive sell-offs raising concerns about market confidence. Can demand for AI infrastructure support the stock price? **U.S. Stock Night Market Movements** Corning fell 3.02% in the night market. Based on recent key news: 1. On May 12, Corning was repositioned as an AI infrastructure supplier, with optical communications business revenue surging 36% year-on-year, indicating that the demand for AI infrastructure has begun to materialize, driving stock price fluctuations. Source: Zhitong Finance 2. On May 11, Corning executives sold a large amount of stock, which may have raised market concerns about internal confidence in the company, leading to a decline in stock price. Source: EDGAR 3. On May 12, analysts raised Corning's target price to $220, maintaining an "Outperform" rating, reflecting the market's optimistic attitude towards its long-term growth potential. Source: Gelonghui AI infrastructure demand drives optical communication growth. **Stocks with High Trading Volume in the Industry** Coherent Corp. fell 2.19% in the night market. Based on recent key news: 1. On May 14, Coherent Corp. reached a historic high as Bank of America raised its target price to $400. Bank of America predicts that the AI data center market will reach $1.7 trillion, and Coherent holds a 20% to 30% share in the global transceiver market, expected to benefit from the shipment growth of 800G and 1.6T transceivers. 2. On May 13, Coherent Corp.'s CEO Jim Anderson, as a member of the Trump China delegation, raised market expectations for its entry into the Chinese market, boosting stock prices. Coherent received positive feedback at the Needham investor dinner, with the first batch of 6-inch wafer transceivers expected to enhance gross margins. 3. On May 12, strong market expectations for AI data center demand drove Coherent's stock price up. Analysts pointed out that despite facing short-term resistance from high capital expenditures and R&D costs, the long-term market outlook is optimistic. The AI data center market outlook is positive, with significant capital inflows. Amphenol fell 0.74% in the night market. Based on recent news: 1. On May 12, Amphenol filed an 8-K form with the U.S. Securities and Exchange Commission, disclosing direct or off-balance-sheet financial obligations. This news may have raised market concerns about the company's financial condition, leading to a decline in stock price. 2. On May 14, Benzinga reported that Amphenol's annualized return over the past decade was 24.57%, significantly outperforming the market. However, despite strong long-term performance, short-term market sentiment fluctuations may lead to a decline in stock price. 3. On May 13, Amphenol released its latest financial information through the EDGAR system, further intensifying market concerns about the company's financial health. Recent market fluctuations have been significant, and investors should exercise caution. Lightwave Logic fell 0.20% in the night market. Based on recent key news: 1. On May 14th, Lightwave Logic released its first-quarter financial report, showing a 27% year-on-year increase in revenue, but a net loss expanded to $6.3 million. Despite the revenue growth, the widening loss led to a slight decline in the stock price during after-hours trading. Source: Company announcement 2. On May 14th, management emphasized during the earnings call that the company has high potential in AI-driven optical demand, but also pointed out that manufacturing scale and partner dynamics are key variables for the coming years. The market is optimistic about the company's role in AI infrastructure. Source: Company announcement 3. On May 15th, the limited foundry capacity in silicon photonics has extended the production cycle, and management expects multiple devices to be delivered from foundry partners in the third to fourth quarter of 2026. This news may affect investors' expectations for the company's short-term growth. Source: Company announcement. AI demand is driving the expansion of the optical market, and risks need to be monitored ### Related Stocks - [GLW.US](https://longbridge.com/en/quote/GLW.US.md) - [COHR.US](https://longbridge.com/en/quote/COHR.US.md) - [APH.US](https://longbridge.com/en/quote/APH.US.md) - [LWLG.US](https://longbridge.com/en/quote/LWLG.US.md) ## Related News & Research - [Is It Too Late To Consider Corning (GLW) After A 346% One Year Surge?](https://longbridge.com/en/news/286452254.md) - [RiverFront Investment Group LLC Raises Holdings in Corning Incorporated $GLW](https://longbridge.com/en/news/286886975.md) - [If You Invested $100 In Corning Stock 5 Years Ago, You Would Have This Much Today](https://longbridge.com/en/news/286158056.md) - [Corning Incorporated $GLW Shares Sold by Pinnacle Associates Ltd.](https://longbridge.com/en/news/286400012.md) - [Corning (GLW) Is an AI Play with Strings Attached](https://longbridge.com/en/news/286526369.md)