Catch up on today's top five analyst initiations with this list compiled by The Fly: 1. Medtronic (MDT) initiated with a Buy at SunTrust. 2. DURECT (DRRX) initiated with a Buy at Rodman & Renshaw with analyst Raghuram Selvaraju saying the company's epigenomic regulatory program could drive future upside. 3. MBIA (MBI) initiated with a Market Perform at Keefe Bruyette by analyst chas Tyson, who said a potential restructuring of the company's Puerto Rico exposure and a potential default of its Zohar II exposure in January 2017 are "material" risks. 4. Wayfair (W) initiated with a Neutral at JPMorgan with analyst Christopher Horvers saying that he has concerns about decelerating sales growth and higher spending in 2016. 5. Centene (CNC) initiated with an Outperform at Cowen. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.