0DTE Iron Condor on SPX: The Strategy and the Rules
A focused guide to the 0DTE SPX iron condor: the exact rules a mechanical system runs, why entry time matters more than people think, and how to size and manage the risk.
SPX
0DTE Options Trading: The Complete Guide to Same-Day Expiration Strategies
Zero days to expiration (0DTE) options have become one of the most actively traded instruments in the modern market. On a typical trading day, 0DTE SPX options account for more than 40–50% of all SPX options volume. The reason is simple: the theta decay is at its most powerful, the mechanics are well-defined, and for systematic sellers, the daily reset provides a clean, repeatable trading cycle. This guide covers everything you need to know to understand, evaluate, and trade 0DTE options — especially the iron condor approach on SPX. ...