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← Calculators

Position size calculator

Decide how many shares to buy so that, if your stop-loss hits, you lose only the amount you planned (for example 1% of your capital).

Shares to buy
100
Money needed
₹50,000.00
Planned risk
₹1,000.00
Risk per share
₹10.00
Loss if stop-loss hits
₹1,000.00

Estimates for learning only; real charges and results can differ. Not investment advice.

How it works

  • Enter your trading capital and how much of it you are willing to lose on one trade (risk %).
  • Enter the entry price and the stop-loss price.
  • Quantity = (capital × risk %) ÷ (entry − stop-loss). If that needs more money than you have, it is capped.

FAQ

How much should I risk per trade?

Many traders keep it around 1-2% of their capital, so a losing streak does not wipe out the account. This is a common rule of thumb, not advice.

Does a wider stop-loss mean fewer shares?

Yes. The farther the stop, the bigger the loss per share, so you buy fewer shares to keep the same rupee risk.

Practise this with virtual money →

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