# Understanding Volume and Open Interest in Options 93% of retail traders lose money. The 7% who don’t all share one thing in common: a keen understanding of **volume** and **open interest** in options trading. If you’re a trader still grappling with these concepts, you’re not just missing out on profits — you’re actively handing cash to those who know how to wield them. In this article, we’ll dissect these critical metrics and show you how to leverage them for maximum profitability. Ready to elevate your trading game? Let’s dive in. ## The Basics: What Are Volume and Open Interest? ### Unders