It very well could be just based on the fact that

It very well could be just based on the fact that they have landed and contracted exclusive partnerships with several European power houses in the industry. Because of these contracts and rights other LED companies cant even distribute their products or use their patents. A company like CREE may find this a very attractive opportunity. I have noticed that someone has been swallowing up shares the past month at the bid, almost 2 plus million so far..