or just google this:
Hedge Fund Strategy - Convertible Arbitrage
Convertible arbitrage is a type of equity long-short investing strategy often used by hedge funds.
interesting. I checked out what you said and there is some truth to it. The stock topped out around april 20th in 2011, 2012, and 2014. Not true in 2010 and 2013. 3 out of 5 years though says something.