RATINGS CHANGES

Bluebird Bio (BLUE - Get Report) was upgraded to outperform and assigned a $108 price target at BMO.

Cognizant (CTSH - Get Report) was downgraded to hold and assigned a $74 price target at Societe Generale.

Gardner Denver (GDI - Get Report) was initiated with a buy rating and $27 price target at Stifel.

Gardner Denver was also initiated with an overweight rating and $27 price target at Piper Jaffray.

Hormel (HRL - Get Report) was initiated with an overweight rating and $38 price target at Barclays.

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

Sanderson Farms (SAFM - Get Report) was initiated with an equal-weight rating and $125 price target at Barclays.

Tenet Healthcare (THC - Get Report) was upgraded to outperform and assigned a $21.50 price target at Wells Fargo.

Tyson Foods (TSN - Get Report) was initiated with an overweight rating and $70 price target at Barclays.

This article was written by a staff member of TheStreet.