Options Strategy Builder
Previous-day view · Fri Sep 11 close.
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Build a position on any chain
Enter a symbol to load its option chain. Every leg you pick off the chain carries the contract it came from — which is what makes the package backtestable.
Popular chains
- Pick strikes off the rail or the full chain. Both stamp the leg with the contract it came from.
- Read the position — payoff, Greeks, breakevens and probability of profit, repriced on every change.
- Backtest the package you assembled, on those exact contracts, over a window you choose.