So how big of an audience does a “journalist” have to have to obtain inside information and then share it? Could Charlie Gasparino or Kara Swisher, or Jonathan Erlichman break the news, make it public, then quickly buy/sell stock based on that information? How long a period would they have to wait after breaking said news? How many people have to be subscribers, followers, listeners or watchers of a news outlet for it to be considered ‘public knowledge’?
via A New Way to Trade On Inside Information Legally: Tweet It First – Forbes