Catch up on today's top five analyst upgrades with this list compiled by The Fly: 1. Workday (WDAY) upgraded to Outperform from Market Perform at Cowen with analyst J. Derrick Wood saying his checks reveal a strong uptick in its pipeline of new blue chip Cloud financial customers and he believes it is ready to set off a new product cycle. 2. AIG (AIG) upgraded to Buy from Neutral at Compass Point. 3. Bloomin' Brands (BLMN) upgraded to Outperform from Market Perform at William Blair with analyst Sharon Zackfia saying he sees an "undemanding valuation" at current share levels as well as the potential for an operating margin recovery to add 200 basis points over the next three to four years. 4. Cedar Fair (FUN) upgraded to Outperform from Neutral at Macquarie. 5. Healthcare Trust (HTA) upgraded to Overweight from Equalweight at Capital One. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.