1) There doesnt exist such thing as "in-between" volume, nowhere to be found any info on that. 2) There is no evidence of insider selling, only buying http://www.secform4.com/insider-trading/808015.htm#A 3) yes you can short, but very low activity (pathetic) registered. http://otcshortreport.com/index.php?index=MMTC&action=view#.U1pVvKKyFI0