https://www.digitimes.com/news/a20180307PD206.html
There have been a bunch of positive AMD stories lately, though.
Could also be a big purchase from a big vertically integrated large scale IT operation like Facebook, Twitter, etc.
I did not just short sell it instantly but I waited for news, once I realised that I was right, I shorted them and also made profit.
I believe in the company and I think that this stock will be much more worth in a few years but those absurd gains were just panic buyers and once they realised that they were wrong they started panic selling. Great week for me