nothing - as the only thing that matters is funding and distribution.
obvious penny flippers will wet their panties over some star name, but it will all evaporate once the total inability of SAPX to actually make and sell a movie for a profit becomes obvious (Again, and again)
between you and I, I want the casting PR to lift the stock, and I hope you get out with a reduced loss - I might even day trade again for fun, and rip some $$ out of the n00bs. why should you have all the fun?