Cash

1. Currency or coins that can be used in exchange for goods, debt or services. This can also include the value of assets that can be converted into cash immediately.
2. A value displayed in the Balances section in the TWS Account Window, on the Account tab in WebTrader, and on the Home page of Client Portal. For both the Securities and Commodities segments of your account, this is:

Settled Cash + Sales at the Time of Trade + Futures P&L