The most talked about and market moving research calls around Wall Street are now in one place. Here are today's research calls that investors need to know, as compiled by The Fly.Top 5 Upgrades: Barclays upgraded Verisk Analytics (VRSK) to Overweight from Equal Weight with a price target of $275, down from$310. The firm said there is "no doubt" that there are more questions than answers after the Q3 print, though long-term it believes the "headwinds" are temporary/manageable within a 6%-8% growth range.S ...