Free Stock & Forex Margin Calculators

Stock Trading Margin Calculator

*Stock Price ($):

*Number of Shares:

*Margin Requirement (%)

Amount Required:

Currency Exchange Margin Calculator

*Exchange Rate:

*Margin Ratio:

*Units

Amount Required:

Formulas Used

Stock Margin Formula: Amount Required = Stock Price × Number of Shares × (Margin Requirement ÷ 100)
Forex Margin Formula: Amount Required = (Units × Exchange Rate) ÷ Margin Ratio

Understanding Margin Trading

What Is Margin Trading?

Margin trading allows investors to purchase securities by borrowing money from their broker. This leverage can amplify both profits and losses, making it crucial to understand margin requirements before trading.

Key Concepts

Initial Margin: The minimum amount required to open a leveraged position
Maintenance Margin: The minimum equity that must be maintained in the account
Margin Call: A demand for additional funds when the account falls below maintenance requirements
Leverage Ratio: The ratio of borrowed funds to your own capital

Reference: For more information on margin requirements, visit the official U.S. Securities and Exchange Commission website.