The Option Chain is the heart of the Phoenix 0-DTE Dashboard — the source of every insight that drives real-time flow analysis. This video breaks down how to read it, what each column means, and how traders can use it to understand where real positioning, pressure, and opportunity are building beneath the surface. Every trade in the SPX 0-DTE market is captured and aggregated each minute, revealing how traders are positioning and how dealers are reacting. Once you understand how to interpret the data, the Option Chain becomes a live map of market behavior — not noise.