Position sizing · Free calculator

Size the trade before you plan the trade.

Enter your balance, the share of it you’re willing to risk and your stop distance. You get the lot size that keeps the loss to exactly that amount — no sign-up, nothing stored.

Position size calculator

Real formula · runs in your browser

Account balance ($)

Risk per trade (%)

Stop-loss (pips)

Pair

Position size

0.05lots

Risking $10.00 of account balance on this trade.

EUR/USD reference rate
Pip value, 1 standard lot: $10.00

Sample quote · not real-time

Full calculator → What is position sizing? →

462
Glossary terms: 4
Calculators: 32
Trading guides

Trading tools

Work the numbers before you trade

Pip value, margin, position size and lot conversion — calculated instantly, no login required.

All calculators →

CALC-01Pip Value CalculatorWork out the dollar value of one pip for any lot size and pair — the base unit for sizing every forex trade.Open →CALC-02Margin CalculatorCalculate the margin required to open a position at a given leverage, before you place the trade.Open →CALC-03Position Size CalculatorSize your position from your account balance, risk percentage and stop-loss distance — the core risk-management calculation.Open →CALC-04Lot / Unit ConverterConvert between standard, mini, micro and nano lots and raw currency units.Open →

Reference desk

Learn the terms, then read the playbook

A plain-English glossary and practical guides — the reading that should come before the trading.

Glossary

462 terms

Leverage Price Alert Bullish/Bearish Engulfing Pattern Commission per Lot Last Look Execution Latency Arbitrage Golden Cross / Death Cross Profit Split Regulation (FCA, CySEC, ASIC)Multi-Asset Broker

Browse the glossary →

Guides

Guides →

Account Types, and What Actually Changes Between ThemStandard, raw, cent, swap-free, professional. What genuinely differs between the tiers, and the one reclassification that costs you protections.Read the guide →The Best Time to Trade ForexA hub over the four sessions and the overlaps: when liquidity is actually there, why cost follows it, and why the calendar beats the clock.Read the guide →

Risk

Capital at risk. Trading forex and CFDs carries a high level of risk and may not be suitable for all investors — most retail CFD accounts lose money. Never trade with money you cannot afford to lose. Read the full risk disclosure