---
type: "Topics"
locale: "zh-HK"
url: "https://longbridge.com/zh-HK/topics/39260776.md"
description: "The cost basis determines your holding mentality. Although it's hard to resist frequent trading, buying only 1 share at a time 😂 and adding around $500 each time can reduce the risk of getting trapped. In the current market, I don't dare to guess the bottom."
datetime: "2026-03-13T22:31:19.000Z"
locales:
  - [en](https://longbridge.com/en/topics/39260776.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/39260776.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/39260776.md)
author: "[美股小学生:）](https://longbridge.com/zh-HK/profiles/21091736.md)"
---

> 支持的語言: [English](https://longbridge.com/en/topics/39260776.md) | [简体中文](https://longbridge.com/zh-CN/topics/39260776.md)


# The cost basis determines your holding mentality. …