ASTC - 2.74 Pre-market now at 3.30/3.47 Astrotech Completed Successful 1st Detect Demo with DHS and TSA Personnel http://stockcharts.com/c-sc/sc?s=ASTC&p=D&b=5&g=0&i=t26690452288&r=1512392813909 http://stockcharts.com/c-sc/sc?s=ASTC&p=W&b=5&g=0&i=t90321318706&r=1512392799309