F&O Analytics Tools

Free open interest, max pain and options analytics for NSE indices and F&O stocks, built on official end-of-day data.

Options

Open Interest Strike-wise call and put OI with the day's change. Max Pain The strike where option writers lose least at expiry.
Put-Call Ratio Soon Put OI against call OI, day by day.
PE-CE Difference Soon Net put minus call OI and how it shifts.
Option Chain Soon End-of-day chain with OI, volume and prices.

Futures

Future Heatmap Soon Price and OI change across all F&O stocks.
Futures Build-up Soon Long build-up, short covering and more.
Price vs OI Soon Futures price against open interest over time.

Volatility

IV Grid Soon Implied volatility across strikes and expiries.
Volatility Skew Soon How IV changes from low to high strikes.
Gamma Exposure Soon Where dealer hedging may add or absorb moves.

Premium

ATM Straddle Soon Combined ATM call and put premium over time.
Premium Decay Soon How option premium erodes into expiry.

Strategy

Strategy Builder Soon Build multi-leg positions and see the payoff.

Data: NSE F&O bhavcopy (end of day). For education only; not investment advice.