RATINGS CHANGES

Ameriprise (AMP - Get Report) was upgraded to outperform at Credit Suisse. $152 price target. The valuation is more attractive, given the shifting yield curve, Credit Suisse said. 

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

InvenSense (INVN) was upgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: INVN.

NetScout (NTCT - Get Report) was downgraded to sector weight at Pacific Crest. The valuation is less attractive, as the stock is up 45% since July. 

Nucor (NUE - Get Report) was upgraded to overweight at Keybanc. $70 price target. The company has multiple potential internal catalysts, Keybanc said. 

Boston Beer (SAM - Get Report) was downgraded to market perform from outperform at William Blair. The company lacks near-term catalysts, William Blair said. 

Texas Instruments (TXN - Get Report) was upgraded to outperform from neutral at Credit Suisse. $95 price target. Earnings estimates are above consensus, given higher sales and margin expectations, Credit Suisse said. 

This article was written by a staff member of TheStreet.