Recalculated in real-time with each new tick or fill:

• Initial and Maintenance Margin Requirements
• Unfilled Initial and Maintenance Margin Requirements

Real-time account calculations including:

• Long Option Value
• Short Option Value
• Net Option Value
• Start-of-day and Marked-to-market account balance
• Start-of-day and Marked-to Market open trade equity
• Start-of-day and Marked-to Market total equity
• Securities on Deposit
• Net Liquidation Value
• Excess/ funds/Purchasing Power