---
title: "隨着收益率達到多年高點，標普 500 的集中度也達到了峯值"
type: "News"
locale: "zh-HK"
url: "https://longbridge.com/zh-HK/news/286950173.md"
description: "英偉達和蘋果目前佔標普 500 指數的超過 15%，達到了自互聯網泡沫以來未見的水平。30 年期國債收益率已上升至 5.20%，為 19 年來的最高點，市場正為由於持續通脹而可能持續的美聯儲限制做準備。美銀的一項調查顯示，股票超配創下紀錄，現金水平較低，這表明在 6 月初可能存在獲利了結的風險"
datetime: "2026-05-19T17:39:18.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/286950173.md)
  - [en](https://longbridge.com/en/news/286950173.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/286950173.md)
---

# 隨着收益率達到多年高點，標普 500 的集中度也達到了峯值

Record stock concentration: Nvidia and Apple now make up over 15% of the S&P 500, surpassing historical peaks seen during the dot-com bubble. Yields climb sharply: The 30-year Treasury yield hit 5.20%, a 19-year high, as markets brace for prolonged restrictive Fed policy amid sticky inflation. Correction risk ahead: BofA’s survey shows record equity overweight and low cash levels, signaling potential for profit-taking in early June.

### 相關股票

- [NVDA.US](https://longbridge.com/zh-HK/quote/NVDA.US.md)
- [NVDX.US](https://longbridge.com/zh-HK/quote/NVDX.US.md)
- [SMH.US](https://longbridge.com/zh-HK/quote/SMH.US.md)
- [NVDL.US](https://longbridge.com/zh-HK/quote/NVDL.US.md)
- [AAPX.US](https://longbridge.com/zh-HK/quote/AAPX.US.md)
- [RSPT.US](https://longbridge.com/zh-HK/quote/RSPT.US.md)
- [VOO.US](https://longbridge.com/zh-HK/quote/VOO.US.md)
- [NVDU.US](https://longbridge.com/zh-HK/quote/NVDU.US.md)
- [IVV.US](https://longbridge.com/zh-HK/quote/IVV.US.md)
- [NVDQ.US](https://longbridge.com/zh-HK/quote/NVDQ.US.md)
- [SOXX.US](https://longbridge.com/zh-HK/quote/SOXX.US.md)
- [AAPB.US](https://longbridge.com/zh-HK/quote/AAPB.US.md)
- [.SPX.US](https://longbridge.com/zh-HK/quote/.SPX.US.md)
- [AAPL.US](https://longbridge.com/zh-HK/quote/AAPL.US.md)
- [BAC.US](https://longbridge.com/zh-HK/quote/BAC.US.md)
- [NVD.DE](https://longbridge.com/zh-HK/quote/NVD.DE.md)
- [BAC-Q.US](https://longbridge.com/zh-HK/quote/BAC-Q.US.md)
- [BML-L.US](https://longbridge.com/zh-HK/quote/BML-L.US.md)
- [BAC-L.US](https://longbridge.com/zh-HK/quote/BAC-L.US.md)
- [BAC-K.US](https://longbridge.com/zh-HK/quote/BAC-K.US.md)
- [BML-H.US](https://longbridge.com/zh-HK/quote/BML-H.US.md)
- [BAC-N.US](https://longbridge.com/zh-HK/quote/BAC-N.US.md)
- [BAC-E.US](https://longbridge.com/zh-HK/quote/BAC-E.US.md)
- [MER-K.US](https://longbridge.com/zh-HK/quote/MER-K.US.md)
- [BAC-O.US](https://longbridge.com/zh-HK/quote/BAC-O.US.md)
- [BML-G.US](https://longbridge.com/zh-HK/quote/BML-G.US.md)
- [BAC-M.US](https://longbridge.com/zh-HK/quote/BAC-M.US.md)
- [BAC-B.US](https://longbridge.com/zh-HK/quote/BAC-B.US.md)
- [BML-J.US](https://longbridge.com/zh-HK/quote/BML-J.US.md)
- [BAC-S.US](https://longbridge.com/zh-HK/quote/BAC-S.US.md)
- [BAC-P.US](https://longbridge.com/zh-HK/quote/BAC-P.US.md)
- [8648.JP](https://longbridge.com/zh-HK/quote/8648.JP.md)

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