As a result, users can trade for an extra 30 minutes before the market opens, as well as two hours after it closes. Robinhood founders Vlad Tenev and Baiju Bhatt were Stanford University students in when they launched the brokerage company. Investors should be aware that system response, execution price, speed, liquidity, market data, and account access times are affected by many factors, including market volatility, size and type of order, market conditions, system performance, and other factors. Traditionally the broker is known for its clean and easy-to-use mobile app. If you’re marked PDT while enrolled in Cash Management, you’ll be unenrolled from the deposit sweep program and will have your cash swept back from program banks. Trading in cryptocurrencies comes with significant risks, including volatile market price swings or flash crashes, market manipulation, and cybersecurity risks.