What does "Default" margin mean on the Contract Details page?

IBKR adds House margins to the Initial margin requirement for a contract. If you hold a position that has a higher Initial margin than Maintenance margin, it is possible for your Available Funds to be negative while your Excess Liquidity is positive. Buying Power is projected as the current Available Funds (Equity with Loan Value less Initial Margin) times a multiple, so when your Available Funds is negative you will not be allowed to enter a margin increasing order…

To find and understand margin requirements for futures contracts, you can follow these steps:

1. Check the Interactive Brokers (IBKR) Website:
   • Visit the IBKR Future Margin page…

To find out the margin requirements for specific stocks at Interactive Brokers (IBKR), you have several options:

1. Use the "Check Margin" or "Preview Order" feature:
   • Before submitting an order, use the "Check Margin" or "Preview Order" function…

Margin details can be found on the Margin page of the Interactive Brokers website, which you can access by clicking the Products menu option followed by…