Once it gets proven, you can talk about a class action suit and their stock price will tumble (today at 32.02). You could be looking at a stock in the $18 range in eight months.
Now, if this were me and I just felt an urge to do it...I’d go and stage a ‘put’ on the stock (betting that it’ll drop in six months). I’m not going out to suggest this, but it wouldn’t take very much to stage a court action and say they invented a fraud out of thin air.
What twitter does not seem to understand is that its revenue will drop to zero the instant Trump chooses something else to tweet on