Forex Calculators
Position Size Calculator
Position sizing keeps every loss to a fixed percentage of your account, so a losing streak never wipes you out. Most professional traders risk 0.5–2% per trade.
Result
Amount at risk100
Position size (lots)0.4
Units40,000
Formula: Lots = (balance × risk %) ÷ (stop pips × pip value per lot)
How to use the Position Size Calculator
- Enter your account balance.
- Choose how much of it you will risk (e.g. 1%).
- Enter the stop loss distance in pips — the result is your lot size.
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Analyze a chart freeFrequently asked questions
What position size should I use with $10,000 and 1% risk?
With a 25-pip stop and $10 pip value per lot, risking 1% ($100) means 0.4 lots.
Is the Position Size Calculator free?
Yes. The Position Size Calculator on AI Trade Analyser is free, runs in your browser and needs no sign-up.
Is the Position Size Calculator financial advice?
No. It is an educational tool. Always check results with your broker's contract specifications before trading.
Related tools
Educational tool only — not financial advice. Trading involves substantial risk of loss.