MCL position size calculator

Contracts = floor(risk budget / stop risk per contract). For MCL, one point is $100.00 and one tick is $1.00.

Risk budget
$125.00
Risk per contract
$50.00
Contracts
2
Dollar risk at 2 contracts
$100.00

MCL: tick $0.01 per bbl = $1.00; 1 point = $100.00. Excludes commissions, fees, and slippage.

Worked example

Account $25,000.00, risk 0.5% per trade: the budget is $125.00. Stop $0.50 per barrel (0.50 points): 0.5 x $100.00 = $50.00 of risk per contract. $125.00 / $50.00 rounds down to 2 contracts, for $100.00 at risk.

Why contracts round down

Futures trade in whole contracts. Rounding up would put more than the chosen budget at risk, so the calculator always rounds down. When the result is zero, one contract already risks more than the budget: widen the budget, tighten the stop, or skip the trade.

The figure covers the stop distance only. Commissions, exchange fees and slippage add to the real loss, and a fast market can fill past the stop.

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Contract values from CME Group, Micro WTI Crude Oil, as of 14 Oct 2026. Illustration only. Verify with your broker. Not investment advice.