3D Systems (DDD) Shares Cross Above 200 DMA By: Market News Video May 09, 2018 at 16:00 PM EDT In trading on Wednesday, shares of 3D Systems Corp. (DDD) crossed above their 200 day moving average of $11.35, changing hands as high as $11.90 per share.. Read More >> Related Stocks: 3D Systems Corp S&P Tech Hardware Et SPDR