---
type: "Topics"
locale: "zh-CN"
url: "https://longbridge.com/zh-CN/topics/40452078.md"
description: "$Roundhill Memory ETF(DRAM.US)为什么跳水"
datetime: "2026-05-06T02:50:58.000Z"
locales:
  - [en](https://longbridge.com/en/topics/40452078.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/40452078.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/40452078.md)
author: "[心如止水+](https://longbridge.com/zh-CN/profiles/22640217.md)"
---

# $Roundhill Memory ETF(DRAM.US)为什么跳水…


### 相关股票

- [DRAM.US](https://longbridge.com/zh-CN/quote/DRAM.US.md)
- [MU.US](https://longbridge.com/zh-CN/quote/MU.US.md)

## 评论 (1)

- **闲庭信步纳斯达 · 2026-05-06T03:35:42.000Z**: 夜盘波动一个点也叫跳水吗