RATING CHANGES

Ameriprise (AMP - Get Report) was downgraded to market perform from outperform at Wells Fargo. The company is exposed to a weaker equity market, Wells said. 

Associated Banc (ASB - Get Report) was upgraded to buy from hold at Deutsche Bank. $20 price target. The company is keeping a tight lid on costs and should benefit from rising interest rates, Deutsche Bank said.

American Express (AXP - Get Report) was downgraded to neutral at Goldman Sachs. $72 price target. The company lacks near-term visibility, Goldman said. 

Aspen Technology (AZPN - Get Report) was downgraded to hold from buy at Benchmark. $34 price target. The company lacks near-term visibility, Benchmark said. 

CME  (CME - Get Report) was upgraded to overweight at JPMorgan. $96 price target. The company should benefit from continued market volatility, JPMorgan said. 

Dr. Pepper Snapple (DPS) was downgraded to sell at Goldman Sachs. The valuation looks less attractive, based on an $87 price target, Goldman said. 

DTE Energy (DTE - Get Report) was upgraded to overweight at Barclays. $89 price target. The company trades at a discount to its peers, despite above-average growth potential, Barclays said. 

Eaton (ETN - Get Report) was downgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: ETN.

Janus (JNS) was downgraded to neutral from overweight at JPMorgan. $15 price target. The company has high exposure to equities, JPMorgan said. 

Knight Transportation (KNX - Get Report) was downgraded to market perform at William Blair. $22 price target. Macro trends are weak and the company lacks near-term catalysts, William Blair said. 

LendingClub (LC - Get Report) was initiated with a sell rating at TheStreet Ratings. You can view the full analysis from the report here: LC.

PulteGroup (PHM - Get Report) was upgraded to overweight from neutral at JPMorgan. $22.50 price target. The valuation looks attractive, as the group is down 21% in the past six weeks, JPMorgan said.

Stanley Black & Decker (SCHN - Get Report) was downgraded to sell at TheStreet Ratings. You can view the full analysis from the report here: SCHN.

SLM (SLM - Get Report) was upgraded to buy at Goldman Sachs.  $7.50 price target. The company has high visibility for 15% to 20% annual earnings growth, Goldman said. 

Torchmark (TMK) was upgraded to outperform from market perform at Wells Fargo. The company has above-average returns and is not sensitive to the equity market, Wells said.

This article was written by a staff member of TheStreet.