How the SPX 0DTE Backtester Works
Systematic analysis of 0DTE multi-leg strategies across every entry time and market condition
Strategy Variations Tested
4,600+ unique configurations across 7 strategy types with multiple strike widths and entry times
7 Strategy Types
Testing Parameters
Multiple entry windows throughout the trading day from market open to close
Our Analysis Process
Backtesting Methodology
Realistic execution modeling with conservative assumptions
Black-Scholes Greeks
Industry-standard option pricing with calculated delta, gamma, theta, vega for strike selection
Bid/Ask Execution
Conservative fills: buy at ask, sell at bid. No unrealistic mid-price fills
1-Minute P&L Tracking
Every trade captures P&L at 1-minute intervals, revealing exactly how positions evolved intraday
GEX Visualization
Intraday gamma exposure playback with time-slider, plus Vanna and Charm Greeks charts
What You Can Discover
Optimal Entry Times
Find which 15-minute windows historically produce the best risk-adjusted returns for each strategy type
GEX Visualization
Watch intraday gamma exposure evolve with time-slider playback, plus Vanna and Charm second-order Greeks charts
Strategy Comparison
Compare iron condors vs butterflies vs spreads at each width and delta combination
Ready to Explore?
Dive into the full backtester with interactive heatmaps, filterable results, and intraday P&L charts.
Risk Disclosure: Historical backtesting results from sample data. Past performance does not guarantee future results. Options trading involves substantial risk. Educational purposes only - not financial advice.