RATINGS CHANGES

Alliance Data (ADS - Get Report) was downgraded to market perform at BMO Capital. The valuation is less attractive, based on a $235 price target, BMO said. 

AthenaHealth (ATHN) was downgraded to hold from buy at Deutsche Bank. $147 price target. Underlying performance metrics are disturbing, Deutsche said. 

Eldorado (EGO - Get Report) was downgraded to neutral from outperform at Credit Suisse. $5.25 price target. The company is facing geopolitical headwinds, Credit Suisse said. 

Harman (HAR) was downgraded to sector weight at Pacific Crest. Checks indicate a shift in demand toward low-end products, Pac Crest said. 

IMS Health (IMS) was upgraded to buy at TheStreet Ratings. You can view the full analysis from the report here: IMS.

Nielsen (NLSN - Get Report) was downgraded to market perform from outperform at BMO Capital. The valuation is less attractive, based on a $56 price target, BMO said. 

Nucor (NUE - Get Report) was downgraded to hold at Berenberg. The valuation is less attractive, based on a $57.50 price target, Berenberg said. 

Pandora (P) was downgraded to underweight at Pacific Crest. Core economics have deteriorated, analysts said. 

Proofpoint (PFPT - Get Report) was downgraded to sector weight at Pacific Crest. The valuation is less attractive since shares have surpassed the $70 price target.

PulteGroup (PHM - Get Report) was upgraded to overweight from neutral at JPMorgan. $26 price target. The company can delivery above-average earnings growth and expand return on equity, JPMorgan said. 

Packaging Corp. (PKG - Get Report) was downgraded to hold from buy at Deutsche Bank. $75 price target. The company lacks near-term catalysts, Deutsche said. 

Perrigo (PRGO - Get Report) was upgraded at Deutsche Bank. $115 price target. The valuation is more attractive, with shares down 50% from the 2015 highs, Deutsche said. 

PayPal (PYPL - Get Report) was downgraded to market perform at Wells Fargo. Earnings estimates were also cut, as the Visa deal may pressure funding costs and operating margins, Wells said. 

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

SVB Financial (SIVB - Get Report) was downgraded to neutral from buy at DA Davidson. $102 price target. The company has an uncertain intermediate-term outlook, Davidson said. 

Southwestern Energy (SWN - Get Report) was upgraded to neutral from underweight at JPMorgan. $14 price target. The company is producing more and spending less, JPMorgan said. 

This article was written by a staff member of TheStreet.