CFD Position Size & Risk Management Calculator
Calculate exact CFD contract volume and lot sizing based on account equity, percentage risk budget, and stop loss distance.
Disciplined Risk Management for CFD Traders
Position sizing is the single most important variable in long-term trading survival. Rather than choosing arbitrary contract numbers, professional traders calculate CFD contract size directly from their predetermined dollar risk allowance and technical stop loss distance.
CFD Position Sizing Equations
Monetary Risk Allowance ($) = Account Balance × (Risk % ÷ 100). Price Risk per Contract ($) = |Entry Price − Stop Loss Price| × Contract Size Multiplier. Recommended Contracts = Monetary Risk Allowance ($) ÷ Price Risk per Contract ($). Total Notional Value ($) = Recommended Contracts × Contract Size × Entry Price.
How to Use This CFD Position Sizing Calculator
Enter your account balance, risk allowance %, entry price, stop loss price, contract multiplier (e.g. 100 barrels for oil, 10 units for shares), and broker leverage. View exact contract sizing, maximum lot volume, required margin collateral, and risk-to-reward metrics.
Preventing Over-Leverage Across Volatile Commodities and Indices
Volatile commodities like Natural Gas or WTI Crude Oil can experience multi-percent price gaps overnight. Ensuring contract sizing stays strictly bound to a 1% or 2% account risk budget prevents gap risk from causing extreme account drawdowns.
Frequently Asked Questions
Why should position size be based on stop loss distance?
Basing position size on stop distance ensures dollar loss remains identical regardless of whether stop loss is tight (10 points) or wide (50 points).
What is the standard contract size for WTI Crude Oil CFDs?
Most international CFD brokers set 1 standard lot of Crude Oil equal to 1,000 barrels (or 100 barrels for mini contracts).
How do I calculate contract size for individual share CFDs?
Share CFDs typically have a contract size multiplier of 1, meaning 1 CFD contract equals 1 physical stock share.
Does leverage change my recommended contract size?
No, leverage determines required margin collateral, while risk percentage and stop loss distance dictate contract size.
What if calculated contracts exceed my available free margin?
If calculated contracts require more margin than your available free margin, reduce your risk allowance or widen your stop loss.