they have figured out that NPSP may be $20 OR MORE BY THE END OF THE YEAR. Too many positive possiblities lurking around the corner. Gattex sales, Natpara news, worldwide exclusive rights,Sensipar cash, well managed company, possible buyout interest. cash on hand, as well as high short interest, All but a few shorts are underwater and swiming for the surface. When thet get there all at once, there will be little stock for sale.