Martin Shkreli, Twitter And Moving Markets In 140 Characters Or Less

November 20 is a date that will live in infamy for investors who were short a tiny pharmaceutical company named KaloBios Pharmaceuticals. And it started with a tweet. Martin Shkreli, the Founder and Chief Executive Officer of Turing Pharmaceuticals AG, has acquired 70% of its outstanding shares $KBIO — Martin Shkreli (@MartinShkreli) November 20, 2015