Golden Ocean (NASDAQ: GOGL) DNB Markets raises rating to buy from hold
Exelon (NYSE: EXC) Argus raises to buy from hold with $39.00 price target
Bancolombia S.A. (NYSE: CIB) Credit Suisse raises to outperform from neutral
Grand Canyon Education (NASDAQ: LOPE) Credit Suisse raises to outperform from neutral
NovaBay Pharma (MYSE MKT: NBY) Maxim Group lowers rating to hold from buy
Chico's FAS (NYSE: CHS) Standpoint Research lowers to hold from buy
Celldex Therapeutics (NASDAQ: CLDX) Wedbush lowers to neutral from outperform with $4.00 price target; Guggenheim lowers to neutral from buy
Korea Electric Power Corp (NYSE: KEP) BofA/Merrill lowers to underperform from neutral
Cray (NASDAQ: CRAY) Sidoti initiates coverage at neutral
Blue Bird (NASDAQ: BLBD) Craig Hallum starts at buy
Proteostasis Therapeutics (NASDAQ: PTI) H.C. Wainwright starts at buy with $15.00 price target; Leerink Partners starts at outperform; Robert W. Baird starts at outperform with $13.00 price target
Liberty Tax (NASDAQ: TAX) Barrington Research lowers price target to $25.00 from $34.00 with outperform rating
Nimble Storage (NYSE: NMBL) FBN Securities lowers price target to $10.00 from $15.00 with outperform rating
LinkedIn (NYSE: LNKD) Canaccord Genuity lowers price target to $175.00 from $22.00 with buy rating
Walter Investment Mgmt (NYSE: WAC) Credit Suisse lowers price target to $9.00 from $22.00 with neutral rating
Intel (NASDAQ: INTC) BofA/Merrill lowers price target to $36.00 from $40.00 with buy rating