Stock screening is a great way to find investment opportunities. That said screening is really only the beginning of an investor’s analysis.

David Einhorn is a noted activist investor, taking positions in companies in which he believes that shareholder value can be unlocked through pushing

Carl Icahn is an activist investor who takes minority stakes in public companies and pushes for change from management to unlock shareholder value.

Apple Inc (AAPL) is now without Steve Jobs, of course, but moving forward just the same. If recent boardroom appointments are anything to go by