Interactive Brokers Day Trading Buying Power Apr 2026

: In a cash account, your buying power is simply your settled cash . Key Rules and Restrictions Equity with Loan Value - IBKR Campus

In Interactive Brokers (IBKR), refers to the maximum dollar amount of securities you can purchase specifically for intraday trades—positions that must be closed before the market closes. Core Definitions and Calculations interactive brokers day trading buying power

: This is the critical figure that forms the basis for your buying power; it is the sum of your cash and the market value of your marginable securities. : In a cash account, your buying power

: This is typically 4x your maintenance margin excess from the previous day's close for Pattern Day Traders (PDT). : This is typically 4x your maintenance margin

: For standard margin accounts that are not flagged as PDT, buying power is usually 2x your equity .