---
title: "美國股市指數下跌，而 30 年期國債收益率飆升至近二十年來的最高水平"
type: "News"
locale: "zh-HK"
url: "https://longbridge.com/zh-HK/news/286950569.md"
description: "美國股指下跌，30 年期國債收益率達到自 2007 年以來的最高水平，上漲 2.2 個基點至 5.17%。納斯達克綜合指數下跌 0.3%，標準普爾 500 指數下跌 0.2%，道瓊斯工業平均指數下降 0.2%。特朗普總統暗示可能對伊朗採取軍事行動，表示他可能在幾天內採取行動。原油價格表現不一，WTI 上漲 0.1%，布倫特下跌 1%"
datetime: "2026-05-19T17:28:00.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/286950569.md)
  - [en](https://longbridge.com/en/news/286950569.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/286950569.md)
---

# 美國股市指數下跌，而 30 年期國債收益率飆升至近二十年來的最高水平

01:28 PM EDT, 05/19/2026 (MT Newswires) -- US equity indexes fell in midday trading on Tuesday after the 30-year Treasury yield traded at its highest level in just under two decades and as the Iran standoff continued.

The Nasdaq Composite fell 0.3% to 26,025.7, with the S&P 500 down 0.2% to 7,390.5 and the Dow Jones Industrial Average lower by 0.2% to 49,579.2.

The 30-year rate rose 2.2 basis points to 5.17%, the strongest level since 2007.

President Donald Trump threatened to resume strikes on Iran in the coming days as part of the push for a deal to end the war, after he said he had just called off a US attack, Bloomberg reported.

"I hope we don't have to do the war, but we may have to give them another big hit," Trump told reporters on Tuesday. When asked how long he would wait, he said: "Well, I mean, I'm saying two or three days, maybe Friday, Saturday, Sunday. Something maybe early next week - a limited period of time."

West Texas Intermediate crude oil futures rose 0.1% to $108.80, while Brent crude futures fell 1% to $111.03.

MT Newswires does not provide investment advice. Unauthorized reproduction is strictly prohibited.

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