Worst Performing Industries For August 20, 2014 By: Benzinga via Benzinga August 20, 2014 at 11:01 AM EDT The Dow gained 0.11% to 16,938.12, while the NASDAQ composite index fell 0.07% to 4,524.14. The broader Standard & Poor's 500 index ... Read More >> Related Stocks: Ballantyne Strong Inc Idexx Laboratories