Shares of Vapor Corp. (OTC: VPCO), a designer, marketer and distributor of electronic cigarettes and accessories primarily in the U.S. and Canada, are up sharply in trading today. At last check, VPCO shares were trading 7.21% higher at $1.19 on above average volume of 747,974. The stock hit an intra-day high of $1.25 earlier today. VPCO shares have gained more than 28% in the last three trading sessions.