Futures position size calculator
How many futures contracts fit the dollars you're willing to risk and your stop, for ES, NQ, micros and every major CME contract.
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How it works
How to build a playbook per setup with a short entry checklist, a pre-market routine and personal risk rules, and how to measure whether you follow them. Read the guide →
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Every account, tracked for you
TradeHarbor runs these numbers from your imported trades across all your prop accounts.
Get early access Start freeEducational content only. Nothing here is investment, financial, or trading advice, and TradeHarbor is not affiliated with any prop firm or broker mentioned. Trading futures involves substantial risk of loss. Each firm's current published rules always govern.