U.S. stocks traded lower midway through trading, with the Dow Jones index falling more than 400 points on Monday.The Dow traded down 1% to 44,379.69 while the NASDAQ declined 0.85% to 20,426.99. The S&P 500 also fell, dropping, 0.39% to 6,255.16.Check This Out: Top 3 Tech And Telecom Stocks That Are Set To Fly In Q3Leading and Lagging SectorsIndustrials shares jumped by 0.1% on Monday.In trading on Monday, consumer discretionary stocks dipped by 1.1%.Top HeadlineCogent Biosciences, Inc. COGT announced topli ...