But wait, there's more!
According to Bloomberg, he's also receiving $64.6 upon termination, for a total of $109 Million from Yahoo!
http://www.bloomberg.com/news/2014-01-15/yahoo-chief-operati...
Since arriving at Yahoo in November 2012, de Castro’s salary, bonuses and equity grants totaled $44.8 million ... Upon his termination, de Castro will also receive $64.6 million, including accelerated equity grants, in accordance with his contract