Worst Performing Industries For September 15, 2014 By: Benzinga via Benzinga September 15, 2014 at 11:07 AM EDT The Dow gained 0.02% to 16,991.23, while the NASDAQ composite index fell 0.79% to 4,531.69. The broader Standard & Poor's 500 index fell ... Read More >> Related Stocks: 3D Systems Corp Netflix Rambus Inc