Margin Call Calculator

Quickly determine if your account is at risk of a margin call and estimate the amount you may need to deposit.

For Educational Use Only

This calculator provides an illustrative estimate based on the data you enter. It does not account for specific "house" maintenance requirements of your broker, which may be higher than regulatory minimums. It is not financial advice. Always consult your broker for your exact margin requirements and account status.

Example Scenario

Click the image below to view a sample margin call calculation. In this scenario, an investor with an initial $120,000 portfolio sees their account value drop to $75,000, triggering a margin call and requiring a deposit to meet the maintenance margin.

Margin Call Calculator

Initial Investment ($)

Initial Margin (%)

Maintenance Margin (%)

Current Account Value ($)

Formula Used: Margin Call Price = Initial Investment × [(1 – Initial Margin) ÷ (1 – Maintenance Margin)]
Note: This calculator is for educational purposes only. Brokers may have different house requirements. Always confirm your specific margin agreement with your broker.