Position Size Calculator

Risk a fixed % of your account on every trade. The market decides where your stop goes — math decides how many shares.

Inputs

Account size ($)

Risk per trade (%)

Direction

Entry price ($)

Stop-loss ($)

Include commission impact

Position size (shares)—

Position value ($ at stake)—

Dollar risk (1R)—

Stop distance—

% of account deployed—

Risk vs. Capital at stake

$ Risked$ at stake (rest of position)

Target	Price	Profit ($)	ROI on capital

Educational only — assumes a hard stop fills exactly at your level. Slippage and gaps are real.