--- title: "U.S. stock night trading volatility: STMicroelectronics NV fell 3.05% in night trading, with rating downgrade and profit-taking suppressing stock price" type: "News" locale: "en" url: "https://longbridge.com/en/news/294015924.md" description: "STMicroelectronics NV fell 3.05% in the night session; Micron Technology fell 4.94% in the night session, with a transaction volume of USD 410 million; SK Hynix fell 3.56% in the night session, with a transaction volume of USD 147 million; NVIDIA fell 1.51% in the night session, with a transaction volume of USD 105 million" datetime: "2026-07-28T05:52:38.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/294015924.md) - [en](https://longbridge.com/en/news/294015924.md) - [zh-HK](https://longbridge.com/zh-HK/news/294015924.md) --- # U.S. stock night trading volatility: STMicroelectronics NV fell 3.05% in night trading, with rating downgrade and profit-taking suppressing stock price **U.S. Stock Night Market Movements** STMicroelectronics fell 3.05% in the night market. Based on recent key news: 1. On July 27, Berenberg Bank raised the target price for STMicroelectronics from €53 to €68, showing market confidence in its future performance, but also triggering profit-taking by some investors, leading to a drop in stock price. 2. On July 27, analyst Duval downgraded the rating of STMicroelectronics from Buy to Neutral and lowered the target price from $58 to $53, mainly due to short-term earnings pressure from restructuring and gradually phasing out costs, which intensified market concerns about its short-term performance. 3. On July 25, the average target price from 23 analysts was lowered from $78.2 to $77.53. Although the overall rating remains Buy, the reduction in target price reflects a cautious attitude from the market regarding its future growth potential. The recent overall industry performance has been stable, and macroeconomic data has limited impact on the semiconductor industry. **Stocks with High Trading Volume in the Industry** Micron Technology fell 4.94% in the night market. Based on recent key news: 1. On July 28, the global memory chip sector faced significant sell-offs due to concerns over AI infrastructure investment and the impact of ChangXin Technology's IPO. Micron Technology's stock price fell in tandem, reflecting market worries about the continued expansion of capital expenditure in the AI supply chain. 2. On July 25, Micron Technology's stock price plummeted 8.4% due to profit-taking by investors and intensified competition from Chinese memory chip manufacturers. Tesla had previously secured a large supply of memory chips from Micron under favorable terms, but a reassessment of the memory chip market outlook led to a reversal in price gains. 3. On July 27, analysts pointed out that major AI companies have begun to secure memory supply in advance of rising AI demand. Despite recent pullbacks in memory stocks, the market still views this as a good entry point, showing optimistic expectations for future supply and demand. Demand for memory chips is rebounding, and industry competition is intensifying. SK Hynix fell 3.56% in the night market. Based on recent news: 1. On July 27, SK Hynix's stock price experienced significant fluctuations, initially rising 2.3%, then dropping nearly 3%, and finally closing up 3.24%. In the U.S. night market, SK Hynix rose over 5%. Meritz Securities analyst Kim Sun-woo stated that driven by one-time investment gains and rising semiconductor prices, SK Hynix is expected to report record second-quarter results. Analysts estimate that SK Hynix's pre-tax profit from April to June will exceed 100 trillion won, including 6.01 trillion won in operating profit and 4.16 trillion won in investment gains from holding shares of Kioxia through U.S. private equity firm Bain Capital. This performance will surpass the record operating profit of 5.88 trillion won set in the first quarter. 2. On July 27, SK Hynix's American Depositary Receipts (ADR) fell to a new low since its listing on Monday. The stock had previously debuted in the U.S. market with a fundraising scale of $26.5 billion earlier this month, but as investors continued to withdraw from the overvalued semiconductor sector, its stock price significantly declined During the day, it once plummeted 10% to $139.01, far below the issue price of $149, and ultimately closed at $143.02. Thus, SK Hynix, along with stocks like SpaceX, became one of the first companies in this year's largest IPOs in the US to fall below the issue price. Source: Jin10 Data 3. On July 27, SK Hynix's American Depositary Receipts (ADR) fell to a new low. Bloomberg pointed out that as investors sold off previously surging semiconductor stocks, this South Korean memory chip manufacturer saw a rapid cooling of its record $26.5 billion listing frenzy earlier this month. SK Hynix's ADR once dropped 10%, hitting a low of $139.01, far below the issue price of $149 per share on July 9. The company joined the ranks of Elon Musk's SpaceX, becoming another company that fell below the issue price in this year's large-scale US listings. SK Hynix's ADR closed at $143.02 on Monday, 4% lower than the issue price. Source: International Financial News, the semiconductor sector is under overall pressure, and market sentiment is cautious. Nvidia fell 1.51% in after-hours trading. Based on recent key news: 1. On July 28, Nvidia's stock price fell 5%, marking the largest single-day decline since June 5. The market is concerned about the high costs associated with AI construction, leading to a general decline in AI chip stocks. Source: The Wall Street Journal 2. On July 28, the cost of insuring Nvidia's five-year credit default swaps rose by 0.14 percentage points, with an annualized yield reaching 0.82 percentage points, the largest intraday increase since November 2025. Market doubts about the cash flow logic of AI capital expenditure cycles have intensified. Source: Jin10 Data 3. On July 27, Nvidia and SK Group announced an AI cooperation project worth over $500 billion. Although this move aims to ensure supply chain stability, the market expressed concerns about its financing risks. Source: Jin10 Data The AI chip industry faces high cost pressures, and market volatility has intensified ### Related Stocks - [STM.US](https://longbridge.com/en/quote/STM.US.md) - [MU.US](https://longbridge.com/en/quote/MU.US.md) - [SKHY.US](https://longbridge.com/en/quote/SKHY.US.md) - [NVDA.US](https://longbridge.com/en/quote/NVDA.US.md) ## Related News & Research - [Ugly STMicroelectronics Stock May Have Just Signaled a Turnaround](https://longbridge.com/en/news/295811426.md) - [LitePoint validates STMicro UWB chip family using IQgig-UWB+ test system](https://longbridge.com/en/news/296232791.md) - [Cetera Investment Advisers Has $2.50 Million Stake in STMicroelectronics N.V. $STM](https://longbridge.com/en/news/295317251.md) - [CleanCore Solutions plans name change to Zone Frontier Inc. on Aug. 31](https://longbridge.com/en/news/295969847.md) - [Institutional investors reveal cautious approach to tech favorites in US quarterly 13F filings](https://longbridge.com/en/news/295980577.md)