Maps current implied-volatility richness, downside skew, term structure, and aggregate option activity across a selected universe.

1. Set the focus ticker and a relevant comparison universe.
2. Compare ATM volatility, downside skew, term structure, and activity ranks.
3. Inspect the selected ticker's expirations, surface, open interest, and largest activity.

Public chains do not reveal trade direction, spread IDs, dealer positioning, or a complete historical chain record.

Primary inputs: Yahoo Finance current option chains and adjusted close history.