Position Size Calculator
Size your trade from account balance, risk percentage, entry, and stop-loss — for long or short positions.
Trade setup
LiveResults
Updates instantly as you type.
Risk amount
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Risk per unit
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Recommended position size
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Position value
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Position size % of account
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How it works
- Risk amount = account balance × risk %
- Risk per unit = |entry − stop-loss|
- Position size (units) = risk amount ÷ risk per unit
- Position value = position size × entry price
- Position % of account = position value ÷ account balance × 100