---
type: "Topics"
locale: "zh-CN"
url: "https://longbridge.com/zh-CN/topics/38810769.md"
description: "Maybe this is the reason for the little dip just now. I happened to reduce some positions today. I should still be more cautious recently to guard against a black swan $Invesco QQQ Trust(QQQ.US)"
datetime: "2026-02-20T17:37:17.000Z"
locales:
  - [en](https://longbridge.com/en/topics/38810769.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/38810769.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/38810769.md)
author: "[Fly_天使焦](https://longbridge.com/zh-CN/profiles/21023250.md)"
---

> 支持的语言: [English](https://longbridge.com/en/topics/38810769.md) | [繁體中文](https://longbridge.com/zh-HK/topics/38810769.md)


# Maybe this is the reason for the little dip just n…


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- [Invesco QQQ Trust (QQQ.US)](https://longbridge.com/zh-CN/quote/QQQ.US.md)
- [Proshares UltraPro Short QQQ ETF (SQQQ.US)](https://longbridge.com/zh-CN/quote/SQQQ.US.md)
- [ProShares Shrt QQQ (PSQ.US)](https://longbridge.com/zh-CN/quote/PSQ.US.md)