RATINGS CHANGES

Applied Materials (AMAT) was upgraded to buy at Citigroup. The company is levered to higher equipment spending in China, Citi said. 

Best Buy (BBY) was downgraded to hold from buy at Deutsche Bank. $32 price target. The company is investing more in future growth and a second half recovery may not materialize, Deutsche said. 

Cabala's (CAB) was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: CAB.

Colfax (CFX) was upgraded to equal weight from underweight at Barclays. $26 price target. The valuation is more attractive, as the stock is down 16% over the past three weeks, Barclays said. 

Computer Sciences (CSC) was upgraded to overweight at Barclays. $54 price target. The Hewlett-Packard Enterprise (HPE) deal has material synergy opportunities, Barclays said. 

Fleetmatics (FLTX) was upgraded to overweight at Pacific Crest. $54 price target. Earnings estimates were also increased as the new management is cutting costs, Pac Crest said. 

Greif (GEF) was downgraded to market perform from outperform at BMO Capital. The valuation is less attractive, based on a $36 price target, BMO said. 

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

Monsanto (MON) was upgraded to buy from hold at Jefferies. the valuation is more attractive based on a $132 price target, Jefferies said. 

MSC Industrial (MSM) was downgraded to equal weight from underweight at Barclays. $64 price target. The valuation is less attractive, with the stock down 33% on the year, Barclays said. 

Noble Energy  (NBL) was upgraded to buy from neutral at Sterne Agee. $47 price target. The company has strong operating momentum and macro headwinds are easing, Sterne said. 

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

Western Digital (WDC) was upgraded to overweight at Barclays. The valuation is more attractive, based on a $60 price target, Barclays said.

This article was written by a staff member of TheStreet.