RATINGS CHANGES

American Axle (AXL - Get Report) was upgraded to outperform at RBC Capital. The valuation is more attractive, based on a $16 price target, RBC said. 

Casey's (CASY - Get Report) was upgraded to buy from neutral at Goldman Sachs and was also added to the conviction buy list. $145 price target. The company is seeing better pricing and lower food costs, Goldman said. 

Comerica (CMA - Get Report) was downgraded to underperform from neutral at Bank of America/Merrill Lynch. $36 price target. Earnings estimates were also cut, given deeper macro challenges, analysts said. 

Coach (COH) was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: COH.

Darling (DAR - Get Report) was upgraded to buy at Goldman Sachs. $18 price target. The company has commodity tailwinds and sports an attractive free-cash flow yield, Goldman said. 

Harman (HAR) was downgraded to sector perform at RBC Capital. $73 price target. The company has high European exposure and is facing growth challenges, RBC said. 

IPG Photonics (IPGP - Get Report) was upgraded to buy from hold at Canaccord Genuity. The valuation is more attractive, based on a $90 price target, Canaccord said. 

Novartis (NVS - Get Report) was upgraded to buy at TheStreet Ratings. You can view the full analysis from the report here: NVS.

Oracle (ORCL - Get Report) was upgraded to neutral from underweight at JPMorgan. $38 price target. The company can perform well against easy comps, JPMorgan said. 

People's United (PBCT - Get Report) was upgraded to neutral from underweight at Piper Jaffray. The valuation is more attractive, based on a $14 price target, Piper said. 

Prudential (PRU - Get Report) was downgraded to underperform from neutral at Bank of America/Merrill Lynch. $73 price target. The valuation is less attractive, given a lower interest rate outlook, analysts said. 

Regions Financial (RF - Get Report) was downgraded to neutral from buy at Bank of America/Merrill Lynch. $8.50 price target. The company lacks near-term catalysts, analysts said. 

Torchmark (TMK) was upgraded to neutral from underperform at Bank of America/Merrill Lynch. $65 price target. The company is the most defensive life insurer, analysts said. 

Tesoro (TSO) was upgraded to buy from neutral at Goldman Sachs. The valuation is more attractive, based on a $100 price target, Goldman said.

This article was written by a staff member of TheStreet.