Today's noteworthy upgrades include: Aflac (AFL) upgraded to Buy from Neutral at Citi...American Campus (ACC) upgraded to Neutral from Sell at Goldman...Anixter (AXE) upgraded to Buy from Neutral at Longbow...Avago (AVGO) upgraded to Outperform from Market Perform at JMP Securities...BP (BP) upgraded to Outperform from Market Perform at Bernstein...Bank of America (BAC) upgraded to Outperform from Market Perform at Wells Fargo...Bankwell Financial (BWFG) upgraded to Outperform from Market Perform at Keefe Bruyette...BlackRock (BLK) upgraded to Outperform from Neutral at Credit Suisse...CBS (CBS) upgraded to Buy from Hold at Deutsche Bank...Delhaize (DEG) upgraded to Outperform from Neutral at Exane BNP Paribas...Education Realty (EDR) upgraded to Neutral from Sell at Goldman...Extreme Networks (EXTR) upgraded to Buy from Hold at Wunderlich...HSBC (HSBC) upgraded to Neutral from Underperform at BofA/Merrill...Harmonic (HLIT) upgraded to Buy from Neutral at Sidoti...Houghton Mifflin (HMHC) upgraded to Buy from Neutral at Citi...HubSpot (HUBS) upgraded to Overweight from Equal Weight at Morgan Stanley...Intrawest Resorts (SNOW) upgraded to Outperform from Neutral at Macquarie...Intuit (INTU) upgraded to Overweight from Equal Weight at Barclays...Lincoln National (LNC) upgraded to Buy from Neutral at Goldman...Macy's (M) upgraded to Neutral from Underweight at Atlantic Equities...Metro (MTTRY) upgraded to Outperform from Neutral at Exane BNP Paribas...New Relic (NEWR) upgraded to Overweight from Equal Weight at Morgan Stanley...SKF AB (SKFRY) upgraded to Buy from Neutral at Goldman...SolarWinds (SWI) upgraded to Overweight from Equal Weight at Morgan Stanley...Southwestern Energy (SWN) upgraded to Buy from Neutral at SunTrust...Waters (WAT) upgraded to Buy from Neutral at BofA/Merrill...Zendesk (ZEN) upgraded to Overweight from Equal Weight at Morgan Stanley.