Today's announcement of Carl Icahn's 1.5% stake in Transocean (RIG -1.07%), with intentions of acquiring more, spurred some upward movement in the share price. He made two prominent moves within the energy sector in 2012, and this is his first documented push of 2013. With the Deepwater Horizon settlement now behind it, for a lower settlement cost than the company had anticipated, will Ichan push for a dividend similar to some of Transocean's competitors? Check out the video below for Motley Fool energy analyst Taylor Muckerman's take on what this could mean for RIG investors.