Position size calculator

Choose how much of your account you are willing to lose if the stop-loss is hit; the calculator tells you how much to buy.

Account size ($)Risk per trade (% of the account)Entry priceStop-loss price

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Questions

Why risk only 1-2% per trade?

Ten losing trades in a row at 1% leave about 90% of the account; at 10% they leave about 35%. Small risk keeps you in the game.

Does it work for short trades?

Yes - the distance between entry and stop is what counts, in either direction.

Free to use, nothing is stored. Educational information only - not financial or tax advice.