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  1. The maximum dollar value of securities that you can buy without depositing additional equity.
  2. In the Available for Trading section of the TWS Account Window, this is:
    • Cash Account – Minimum (Equity with Loan Value, Previous Day Equity with Loan Value) – Initial Margin.
    • Margin Account –  Minimum (Equity with Loan Value, Previous Day Equity with Loan Value) – Initial Margin *4.

Related Terms:

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