Notable Analyst Rating Changes 4/20: (MRO) (JBHT) (RNR) Upgraded; (CMRE) (SLB) (CL) Downgraded - InvestingChannel

Notable Analyst Rating Changes 4/20: (MRO) (JBHT) (RNR) Upgraded; (CMRE) (SLB) (CL) Downgraded

UPGRADES
Morgan Stanley upgrades Marathon Oil (NYSE: MRO) from Equalweight to Overweight with a price target of $37.

BofA/Merrill Lynch moves J.B. Hunt Transport Services (Nasdaq: JBHT) from Underperform to Buy and moves its price target from $79 up to $101. Click Here for more color.

Deutsche Bank raises RenaissanceRe Holdings (NYSE: RNR) from Hold to Buy and raises its price target from $107 to $116. Click Here for more color.

SunTrust Robinson Humphrey lifts Callon Petroleum (NYSE: CPE) from Neutral to Buy.

For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades

DOWNGRADES
BofA/Merrill Lynch downgrades