LLY paid B-I a large amount of money in Jan 2011 to collaborate on this and other diabetes drugs (#msg-58667443):
Under the terms of the agreement, Lilly agreed to pay 300 million euros up-front and to pay Boehringer another 625 million euros if the German company’s two oral diabetes medications meet certain regulatory milestones.
Tradjenta is one of the two aforementioned drugs.
“The efficient-market hypothesis may be the foremost piece of B.S. ever promulgated in any area of human knowledge!”