Position Size Calculator

Trade smarter before you enter.

Calculate share size, buying power, capital required, max loss, potential profit/loss, and risk-to-reward.

Trade Setup

Account Size

Risk Per Trade

Existing Open Risk

Entry Price

Stop Loss

Target Price Optional

Existing open risk is the percentage of your account currently at risk if all active stops are reached.

LONG

Enter valid trade details

Enter a positive account size, risk percentage, entry price, and correctly placed stop to calculate position size.

Risk Profile

Enter Trade Details

Pending

Position size can be calculated without a target; add one to evaluate risk/reward.

Portfolio Heat

Controlled portfolio heat

0.00%

Already open

0.00%

New trade risk

0.00%

Heat assumes every active stop is reached. Correlation between positions is not included.

Enter entry, stop, and target to see the risk visualization.

Trade Summary

WAITING

Shares to Buy

Capital Used$0.00

Maximum Loss$0.00

Actual Risk %0.00%

Potential Profit/Loss$0.00

Risk / Reward—

Buying Power0.0%

Risk-Based Shares

Capital Required

$0.00

Max Affordable Shares

Dollar Risk Goal

$100.00

Risk Per Share

$0.00