---
title: "How to identify volume expansion and contraction"
description: "How to identify volume expansion and contraction"
type: "topic"
locale: "en"
url: "https://longbridge.com/en/topics/38599794.md"
published_at: "2026-02-09T06:49:43.000Z"
author: "[最少1年期权](https://longbridge.com/en/profiles/17820290)"
---

# How to identify volume expansion and contraction

How to identify volume expansion and contraction

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> **Disclaimer**: This article is for reference only and does not constitute any investment advice.