OT so to speak: just a value play, if you have so many dollars to play with, which one is cheaper..just my opinion, both stocks will move on global so maybe someone saw opportunity to buy more shares there, its very little money. if it was 3 million shares then i might think a bit more.
**the thoughts expressed in this post are merely in my honest and educated opinion and are not in any way intended to influence others to buy/sell or hold this security or any securities I have ever mentioned**