Top Performing Industries For July 21, 2015 By: Benzinga via Benzinga July 21, 2015 at 11:22 AM EDT At 10:30 am, the Dow dropped 1.14 percent to 17,893.93, the broader Standard & Poor's 500 index moved down 0.43 percent to 2,119.11 ... Read More >> Related Stocks: Estee Lauder Co Halliburton Co Silicom Ltd Steel Dynamics Inc