Investors in UniPixel Inc (UNXL) are happy this afternoon, after UNXL share price is currently up 21% at 4:19 pm today, after market close.  But why is Nasdaq traded UNXL up after hours? Well, according to MarketWired:  “UniPixel Achieves Roll-to-Roll Pilot Production of InTouch Sensors”  That’s the headline that has investors so excited about UniPixel shares