It does help to have a least four functioning brain cells to know and understand why there is zero retail shorting in this pig... oh, and naught but a tiny bit of NSS, as shown by the minuscule short interest, and no fails to deliver.. and no "cellar boxing" whatever da fuq that is. No, NSS can not be hidden. Links have been provided for your edumacation...if'n you can read, go find them.