Everyone has a motive.. "Prior to the publication of this article, a third-party investor with whom TheStreetSweeper has a profit-sharing arrangement effected a “short sale” of 89,715 shares of the stock of iBio, Inc. at $5.31 a share with the intent of profiting from decreases in the price of such stock. TheStreetSweeper will share in any profits the third-party investor realizes from the short sale."