Why it matters
Position sizing is one of the clearest differences between a disciplined investor and a reactive one. The best setup can still be too large for your account.
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Position size calculator
Estimate how many shares you could buy based on account size, stop level, and the percentage of capital you are willing to risk.
Account sizeRisk percentStop distance
Why this page
Use sizing with live opportunity filters
Once you find a weekly setup you like, position sizing helps you turn the idea into a controlled decision.
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Position size calculator
Use simple assumptions to get a fast planning estimate.
Risk per share$3.00
Allowed total risk$100.00
Share size33
Capital used$1,650.00