Share Share Sign Up for Our Newsletter Get the Daily Investor Newsletter Please enter a valid e-mail. Thank you for signing up! Sign Up DailyFinance newsletters may offer personalized content or advertisements. Click here to learn more. Nasdaq Cancels Trades on 296 Companies by Latif Lewis Williams May 7th 2010 10:03AMUpdated Jul 22nd 2010 1:56PM The Nasdaq, acknowledging that part of Thursday's plunge may have been related to human error, canceled trades on nearly 300 stocks that were made between 2:40 pm and 3 pm. View the chart below to see if any of your stocks were affected. Source: NASDAQOMXtrader.com Continue to more Nasdaq Trade Cancellations Share Learn about investing from the comfort of your own home. Portfolio Basics Take the first steps to building your portfolio. View Course » Investment Strategies Learn the strategies you need to build a winning portfolio View Course » View All Courses