---
type: "Topics"
locale: "en"
url: "https://longbridge.com/en/topics/43078020.md"
description: "$MU 1X Short ETF(MUD.US) It went up on the very first day?"
datetime: "2026-07-30T12:54:19.000Z"
locales:
  - [en](https://longbridge.com/en/topics/43078020.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/43078020.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/43078020.md)
author: "[满仓做空大美丽](https://longbridge.com/en/profiles/16847089.md)"
---

# $MU 1X Short ETF(MUD.US) It went up on the very fi…


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