What is Open Interest (OI) buildup in NSE futures trading?

Open Interest buildup categorizes futures contracts into four institutional quadrants: Long Buildup (Price Up, OI Up), Short Buildup (Price Down, OI Up), Short Covering (Price Up, OI Down), and Long Unwinding (Price Down, OI Down).

How does Option Chain Pro calculate Black-Scholes Greeks?

TradersDesk computes Delta, Gamma, Theta, Vega, and Rho using the Black-Scholes-Merton model with real-time implied volatility (IV) inversion across all active weekly and monthly expiries.

How are FII and DII smart money cash flows calculated?

FII and DII daily activity is aggregated from official National Stock Exchange of India (NSE) gross buy and sell value disclosures, producing the net daily cash flow in ₹ Crores.

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