Astronics (ATRO) Shares Cross Above 200 DMA By: Market News Video December 19, 2014 at 16:31 PM EST In trading on Friday, shares of Astronics Corp. (ATRO) crossed above their 200 day moving average of $48.82, changing hands as high as $49.03 per share.. Read More >> Related Stocks: Astronics Corp S&P Aerospace & Defense SPDR