RATINGS CHANGES

Cabot Oil & Gas (COG) - Get Report was upgraded to overweight from neutral at JPMorgan. $27 price target. Atlantic Sunrise should drive growth, JPMorgan said. 

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

International Paper (IP) - Get Report was downgraded to underweight from equal-weight at Barclays. $45 price target. The company is highly leveraged and consensus expectations appear too high, Barclays said.

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

PRA Health (PRAH) - Get Report was upgraded to outperform from neutral at Credit Suisse. $67 price target. Earnings estimates were also upped, given the recent Takeda partnership, Credit Suisse said. 

Parexel (PRXL) was downgraded to neutral from outperform at Credit Suisse. $65 price target. The company lacks near-term visibility, Credit Suisse said. 

Range Resources (RRC) - Get Report was upgraded to buy from neutral at Nomura. $45 price target. The stock has lagged, but the company's fundamentals are improving, Nomura said. 

Validus (VR) was downgraded to hold at Deutsche Bank. $56 price target. The valuation is less attractive as the stock is up 20% over the past six months. 

Vista Outdoor (VSTO) - Get Report was downgraded to neutral from buy at DA Davidson. $28 price target. Growth headwinds are increasing, Davidson said. 

This article was written by a staff member of TheStreet.