--- title: "由於美光科技拖累了科技板塊，主要指數出現回落" type: "News" locale: "zh-HK" url: "https://longbridge.com/zh-HK/news/286795512.md" description: "主要指數下跌，因美光科技對科技板塊產生影響，納斯達克指數下跌 128 點。特朗普總統對伊朗的和平協議發出威脅，影響了市場情緒。理想汽車的股票在其 SUV 更新反響不佳後下跌 10.1%，而羅布樂思公司上漲 9.6%。MP Materials 公司的股票下跌 8.5%，這是其八個交易日中的第七次下跌，儘管年初至今上漲了 11%" datetime: "2026-05-18T15:47:22.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/286795512.md) - [en](https://longbridge.com/en/news/286795512.md) - [zh-HK](https://longbridge.com/zh-HK/news/286795512.md) --- # 由於美光科技拖累了科技板塊，主要指數出現回落 Today's **early morning gains** were quickly shed as Micron Technology (MU) dragged the tech sector and investors continued to weigh the future of the U.S. and Iran. On Sunday, President Donald Trump said there "won't be anything left" if Iran didn't agree to a peace deal quickly. The Nasdaq Composite (IXIC) is off 128 points, while the Dow Jones Industrial Average (DJI) and S&P 500 Index (SPX) also sport notable losses. West Texas Intermediate (WTI) crude prices are resuming their climb higher, last seen trading above $105 per barrel, while the 10-year Treasury yield remained up 4.6%. - Energy merger talks send **NextEra stock sliding**. - **Analyst 'Buy' rating** triggers cloud stock surge. - Plus, auto giant sports hot options; some of the best and worst NYSE names today. **Li Auto Inc (NASDAQ:LI)** stock is down 10.1% to trade at $16.64, after the **EV auto maker** saw a lackluster response to its L9 SUV update announcement. Todays drop has the shares headed for their worst day since March 2025 and back below the year-to-date breakeven mark. Options traders have been flooding in, with 11,000 calls and 5,742 puts across the tape, six times the average daily pace. The January 2027 25-strike call is seeing the most attention, with selling activity detected. **Roblox Corp (NYSE:RBLX)** is one of the top stocks on the New York Stock Exchange (NYSE) today, last seen up 9.6% to trade at $46.96, extending its recent bounce off the $40 level, though a catalyst remains unclear. RBLX remains near its late-2024 lows, off 41% year-to-date, with added **long-term pressure** stemming from the descending 50-day moving average. Precious metals giant **MP Materials Corp (NYSE:MP)** is near the bottom of the NYSE, last seen down 8.5% to trade at $56.07. MP is headed for its seventh daily drop in eight sessions, pulling back after tapping a multi-month peak just shy of $80 on May 8. However, the **rare earths name** remains 11% higher year-to-date and significantly above its annual lows near $18. ### 相關股票 - [LI.US](https://longbridge.com/zh-HK/quote/LI.US.md) - [MP.US](https://longbridge.com/zh-HK/quote/MP.US.md) - [MU.US](https://longbridge.com/zh-HK/quote/MU.US.md) - [RBLX.US](https://longbridge.com/zh-HK/quote/RBLX.US.md) - [MUU.US](https://longbridge.com/zh-HK/quote/MUU.US.md) - [MULL.US](https://longbridge.com/zh-HK/quote/MULL.US.md) - [SOXX.US](https://longbridge.com/zh-HK/quote/SOXX.US.md) - [FTXL.US](https://longbridge.com/zh-HK/quote/FTXL.US.md) - [RBLU.US](https://longbridge.com/zh-HK/quote/RBLU.US.md) - [SOXQ.US](https://longbridge.com/zh-HK/quote/SOXQ.US.md) - [IXN.US](https://longbridge.com/zh-HK/quote/IXN.US.md) - [SOXL.US](https://longbridge.com/zh-HK/quote/SOXL.US.md) - [PSI.US](https://longbridge.com/zh-HK/quote/PSI.US.md) - [XSD.US](https://longbridge.com/zh-HK/quote/XSD.US.md) - [SMH.US](https://longbridge.com/zh-HK/quote/SMH.US.md) - [.IXIC.US](https://longbridge.com/zh-HK/quote/.IXIC.US.md) - [.DJI.US](https://longbridge.com/zh-HK/quote/.DJI.US.md) - [.SPX.US](https://longbridge.com/zh-HK/quote/.SPX.US.md) - [NEE.US](https://longbridge.com/zh-HK/quote/NEE.US.md) - [02015.HK](https://longbridge.com/zh-HK/quote/02015.HK.md) - [NEE-N.US](https://longbridge.com/zh-HK/quote/NEE-N.US.md) - [NEE-W.US](https://longbridge.com/zh-HK/quote/NEE-W.US.md) - [NEP.US](https://longbridge.com/zh-HK/quote/NEP.US.md) - [NEE-R.US](https://longbridge.com/zh-HK/quote/NEE-R.US.md) - [NEE-T.US](https://longbridge.com/zh-HK/quote/NEE-T.US.md) - [NEE-U.US](https://longbridge.com/zh-HK/quote/NEE-U.US.md) - [NEE-S.US](https://longbridge.com/zh-HK/quote/NEE-S.US.md) - [NEE-V.US](https://longbridge.com/zh-HK/quote/NEE-V.US.md) ## 相關資訊與研究 - [美股因地緣政治與 AI 晶片需求下跌，投資者需謹慎評估風險與機會](https://longbridge.com/zh-HK/news/286686274.md) - [伊朗戰事燒進 AI 晶片供應鏈 停火也難救成本！台積、鴻海等齊示警](https://longbridge.com/zh-HK/news/286864210.md) - [美系外資調高評等 兩檔當紅主動式 ETF 大買 + 三利多 聯電飆 26 年新高](https://longbridge.com/zh-HK/news/286850682.md) - [危險藏在需求端！WSJ 專欄作家：AI 記憶體晶片榮景正埋下崩盤的種子](https://longbridge.com/zh-HK/news/286683429.md) - [面板級封裝夯 正達、TPK 掌握關鍵玻璃基板 成業界新寵兒](https://longbridge.com/zh-HK/news/286677278.md)