Minimum Account Balance Restrictions.
Short Selling 101: Account Minimums & Rules Across Popular Brokers A practical breakdown for retail traders navigating margin requirements and locating shares. Introduction: Why You Can't Short in a Cash Account Short selling requires borrowing shares from your broker to sell on the open market. That means you cannot short a stock in a standard cash account. You must operate through an approved Margin Account . Core Rule of Thumb: Under US regulatory standards, margin accounts generally require at least $2,000 equity. Pattern Day Trading rules may require $25,000 for frequent intraday trading. Broker Comparison: Rules & Requirements Different brokers have different share-locate availability, fees, and restrictions. Broker Account Minimum Margin Minimum Notes Interactive Brokers $0 $2,000 Strong locate availability, transparent borrow fees, professional tools. Robinhood $0 $2,000+ Limited short availability, mos...