What is option trading?

These contracts give you the right, but not the obligation, to buy or sell an underlying asset (like a stock or index) at a specified price before a certain date.

Basic Concepts:

1. Types of Options

  • Call Option: Gives the buyer the right to buy the underlying asset.
  • Put Option: Gives the buyer the right to sell the underlying asset.

Basic Option Terms

TermSimple Meaning
OptionA contract that gives you the right (not obligation) to buy or sell something at a fixed price.
Call OptionBuy this when you think the price will go up. Gives right to buy.
Put OptionBuy this when you think the price will go down. Gives right to sell.
Strike PriceThe price at which you can buy or sell using the option.
PremiumThe cost to buy the option contract.
ExpiryThe last date the option is valid (usually Thursday of the week/month).
Lot SizeThe number of shares in one option contract (e.g., Nifty = 75).
UnderlyingThe asset the option is based on (like Nifty, Bank Nifty, a stock).

Trading Option

TermMeaning
LongBuying an option.
ShortSelling (writing) an option.
ExerciseUsing the option to buy/sell at the strike price.
Square OffClosing your position before expiry.
SettlementFinal profit/loss calculation on expiry.

Important Terms

  • If you’re trading Nifty or Bank Nifty options, always check:
  • OI buildup at different strikes
  • Support/Resistance levels
  • India VIX (volatility index)
  • These will help you judge market mood and direction

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