In Short

Fairfax Financial Holdings Limited is a  property, casualty, and life insurance company based in Toronto. Fairfax CEO Prem Watsa sat on the board of BlackBerry until August of 2013. Fairfax Financial has agreed to purchase BlackBerry in a deal worth $4.7 billion that would take the company private once again. 

It is unknown as to what Fairfax has planned if and when the deal goes through. They could explore numerous options that include leaving the consumer handset market or even breaking up the company into various parts (such as BBM Inc.). The Diligence period is expected to be complete by November 4, 2013.