>...but I can't act on it because the market is closed...is there a way I can trade stocks after market close so I can capitalize on obvious situations like thi

>...but I can't act on it because the market is closed...is there a way I can trade stocks after market close so I can capitalize on obvious situations like this one? You kind of hit the nail on the head as to why it's done after markets close. By doing it after it closes, no one party theoretically has the ability to make more money than another party.