Part8 Trading Masterclass

Option Chain & Open Interest (OI) Analysis
Option Chain shows all available options for a stock/index along with:

Strike Prices

Premiums (Bid/Ask)

Volume

Open Interest (OI)

Open Interest = Number of active contracts.
It shows support/resistance levels, potential price action zones.

High OI Call → Resistance
High OI Put → Support

Regulatory Landscape & Brokers in India
In India, options trading is regulated by SEBI, and executed via brokers like:

Zerodha

Upstox

Angel One

ICICI Direct

HDFC Securities

Lot Size:
Options are traded in fixed lots (e.g., Nifty = 50 units, Reliance = 250 units, etc.)

Margins and Leverage are determined by SEBI's framework via SPAN + Exposure margining system.