the "E" means that MCBP is delinquent. Nothing more... Nasdaq now uses the Financial Status Indicator " E " as 5th letter to denote when an instrument is delinquent in regulatory filings. So MCBP E means that MCBP is delinquent . WoW. Great news. investorshub.advfn.com/uimage/uploads/2011/5/9/dtxuhsmiley-laughing001[1].gif