$OPXS has only 5,041,960 shares not held by insiders since March 2009 through March 4th 2015, 6 years of trading and never a split and still only 5,041,960 in public trading float.
US Military DoD supplier, manufacturer with an order backlog that exceeds the market cap by 300%, issued patents, and has bought 2 suppliers recently, way over sold, way undervalued, and that is just part of the great story...do some DD on OPXS