Crooked Hedgefunds working together AH to help each other cover
. The "fear" over Shorts may be a little over-done. This stock trades close to 20 Million shares daily, so it should be able to handle grandpa's shorts [and grandma's too].
Now, there does seem to be some "day trading," or scalping going on [AH also], which can move the price up and down some, but one can only guess how much. And you should know what happens to most of them.