每日美股早報｜2026-03-27（台北時間）
一句話摘要
今早先用『期貨/匯率/油金』看風向，再用 RSS 快訊抓市場在吵什麼；你要盯的不是新聞量，而是：利率（殖利率）跟油價一旦跳動，成長股估值會第一時間被重算。
盤勢快照（期貨 / 全球 / 匯率 / 商品）
美股期貨（參考：Business Insider Premarket）
- Dow Jones Futures：未成功擷取（BI 頁面可能動態/反爬；避免填錯數字）
- S&P 500 Futures：未成功擷取（BI 頁面可能動態/反爬；避免填錯數字）
- Nasdaq 100 Futures：未成功擷取（BI 頁面可能動態/反爬；避免填錯數字） 來源：https://markets.businessinsider.com/premarket
亞歐股（同 BI 頁面快照）
- Nikkei 225：未成功擷取
- Hang Seng：未成功擷取 來源：https://markets.businessinsider.com/premarket
匯率（同 BI 頁面快照）
- EUR/USD：未成功擷取
- USD/JPY：未成功擷取 來源：https://markets.businessinsider.com/premarket
商品（同 BI 頁面快照）
- Gold Futures：01010
- WTI：0101
- Brent：0101 來源：https://markets.businessinsider.com/premarket
S&P 期貨（MarketWatch ES00，第二來源交叉驗證）
- ES00：未成功擷取（MarketWatch 常見反爬/動態渲染） 來源：https://www.marketwatch.com/investing/future/es00
昨日美股收盤重點（回顧）
- Trading Economics：未成功擷取摘要（來源頁面可直接看文字敘事） 來源：https://tradingeconomics.com/united-states/stock-market
今日主題（嘎辣勾的看盤抓手）
1) 利率敏感度：殖利率/政策預期的『再定價』是所有題材的總開關
- 你不用猜新聞對不對，你只要看市場把『利率』往哪裡推：一旦殖利率上去，成長/高估值先被砍。
2) 油價是第二開關：油→通膨預期→利率→估值
- 油價大波動會把通膨預期拉扯，進而影響降息/不降息的敘事。
ADR / 海外概念股觀察（以新聞線索為主）
- 今日 ADR 線索不足：請看下方 RSS 快訊中的 china-adr 標記
Sector / 風格觀察（用『情境』而不是硬湊表）
- 若（油價↑ + 殖利率↑）：能源可能相對強，但成長股/高估值題材容易被『估值折現』打下去。
- 若（油價↓ 或 殖利率↓）：反而有利於科技/成長股的估值修復，但要小心追價過熱。
- 今日新聞量（RSS tag 粗略統計）：market(100), macro(100), crypto(100), geopolitics(99), rates(80), tech(63)
RSS 快訊（Google News RSS 多 query 合併去重後 Top 40）
- Nasdaq confirms correction, Wall Street slumps on Middle East uncertainty - Reuters（Reuters｜market）
- US markets see biggest slump since start of US-Israel war on Iran - The Guardian（The Guardian｜market）
- US stocks see highest drop since beginning of Iran war - Anadolu Ajansı（Anadolu Ajansı｜market）
- Stocks and Bonds Fall as Cease-Fire Doubts Mount: Markets Wrap - Bloomberg.com（Bloomberg.com｜market）
- Q2 2026 Stock Market Outlook: Don’t Panic, Readjust - Morningstar（Morningstar｜market）
- Wall Street falls to its worst drop since the Iran war as the Nasdaq sinks 10% below its record - AP News（AP News｜market）
- Nasdaq moves into correction territory as Iran war weighs on markets - NBC News（NBC News｜market）
- Stock Market Today: Stock Market News And Analysis - Investor's Business Daily（Investor's Business Daily｜market）
- Asian Stocks to Drop as Trump Extends Iran Talks: Markets Wrap - Bloomberg.com（Bloomberg.com｜market）
- Breaking News: U.S. stocks had their biggest loss since the war with Iran started, with the S&P 500 falling 1.7% - facebook.com（facebook.com｜market）
- Why is US stock market crashing today? Dow, Nasdaq, S&P 500 down as oil prices surge - here's why tech sto - The Economic Times（The Economic Times｜market）
- Margin Debt Down 2.0% in February, First Decline in Ten Months - Advisor Perspectives（Advisor Perspectives｜market）
- War, oil shock, uncertainty? Time to raise US equity outlook - Reuters（Reuters｜market）
- Sector & Industry Performance - Bloomberg.com（Bloomberg.com｜market）
- Wall Street Piles Into Cash in Hopes of a Stock Market Rebound - Bloomberg.com（Bloomberg.com｜market）
- Dow Jones And U.S. Stock Market Outlook - Optimism Fades And Nasdaq Burns Its Wings - Seeking Alpha（Seeking Alpha｜market）
- Stocks, bonds and gold all fall in market slide - CNN（CNN｜market）
- Nasdaq confirms correction as U.S. stock retreat gathers steam By Reuters - Investing.com（Investing.com｜market）
- We're no longer in a bull or bear market. We're in a Trump market — and here's how to navigate it - Fortune（Fortune｜market）
- How Close Is the Stock Market to a Correction? - The Motley Fool（The Motley Fool｜market）
- From 1980 to Today: What Past Recessions Tell Us About Future Downturns in the Stock Market - The Motley Fool（The Motley Fool｜market）
- Wall Street sees worst day since the war with Iran started - Toledo Blade（Toledo Blade｜market）
- Why are US stock market futures down today, and will Dow, S&P 500 and Nasdaq stay in red or turn green aga - The Economic Times（The Economic Times｜market）
- This emerging market is sizzling while U.S. stocks falter, charts show - CNBC（CNBC｜market）
- US stocks climb to their best day since the Iran war began after oil prices ease - Scripps News（Scripps News｜market）
- US Stock Market Today: Dow Jones, S&P 500 and Nasdaq Slide as Oil Tops $105 and Fed Cut Hopes Fade - TechStock²（TechStock²｜market）
- US Stocks Fall Most Since Iran War Began on Ceasefire Doubts - Bloomberg.com（Bloomberg.com｜market）
- Stock Market Sells Off Amid Ongoing U.S.-Iran War As Oil Prices Jump; Cirrus Breaks Out - Investor's Business Daily（Investor's Business Daily｜market）
- The Mega IPOs That Could Make Waves Through the US Stock Market - Morningstar Canada（Morningstar Canada｜market）
- The Mega IPOs That Could Make Waves Through the US Stock Market - Morningstar Canada（Morningstar Canada｜market）
- U.S. stock market opens with Nasdaq dropping more than 252 points - Bitget（Bitget｜market）
- One of Wall Street's Largest Banks Just Downgraded U.S. Stocks. Here Are 3 Reasons Why. - The Motley Fool（The Motley Fool｜market）
- US stock markets today (March 26, 2026): Wall Street opens lower as oil jumps above $100; Middle East ten - The Times of India（The Times of India｜market）
- The Stock Market Flashed a Warning Sign for the First Time Since the Dot-Com Bubble. History Offers a Remarkably Clear Idea of What's Next for the S&P 500. - The Motley Fool（The Motley Fool｜market）
- As Markets Revolt in the Face of War, Trump Extends Iran Deadline - The New York Times（The New York Times｜market）
- US Stock Market Today S&P 500 Futures Fall As Rate And Inflation Worries Build - simplywall.st（simplywall.st｜market）
- Wall Street has its worst day since the war with Iran started and crude oil prices rise - KCCI（KCCI｜market）
- Waning optimism over Trump's deal to end the Iran war tanks stocks and sends oil surging again - Business Insider（Business Insider｜market）
- Meta's latest verdict, space stocks, prediction market legislation and more in Morning Squawk - CNBC（CNBC｜market）
- Dip-Buyers Are Becoming Rally-Sellers. What Does That Say About the Stock Market? - Investopedia（Investopedia｜market）
（完整 RSS 合併去重後共 619 則；Portal 版保留 Top 40 做快速掃描，避免訊息暴走。）
今日最該盯的兩個價格（不看會被偷襲）
- 美債殖利率（尤其 10Y）：它決定今天是『估值擴張』還是『估值收縮』的一天。
- 油（WTI/Brent）：它是通膨預期的最短路徑，會直接影響利率敘事。
Sources（可追溯）
- Business Insider Premarket：https://markets.businessinsider.com/premarket
- MarketWatch ES00：https://www.marketwatch.com/investing/future/es00
- Trading Economics（US stock market）：https://tradingeconomics.com/united-states/stock-market
- Google News RSS（多 query 合併）：https://news.google.com/rss