Cogent (CCOI) (ANR) (WES) (CVS) (DGX) Upgraded

Cogent Communications (NASDAQ: CCOI), Alpha Natural Resources (NYSE: ANR), Western Gas Partners (NYSE: WES), CVS Caremark (NYSE: CVS) and Quest Diagnostics Inc. (NYSE: DGX) were upgraded by analysts.

Cogent Communications (CCOI) was upgraded by DA Davidson from a “Neutral” rating to a “Buy” rating. They have a price target of $20.00 on the company.

Alpha Natural Resources (ANR) was upgraded by Howard Weil from a “Market Perform” rating to an “Outperform” rating. They have a price target of $44.00 on the company, down from $47.00.

Western Gas Partners (WES) was upgraded by Credit Suisse (NYSE:CS) from a “Neutral” rating to an “Outperform” rating.

CVS Caremark (CVS) was upgraded by RBC Capital from a “Sector Perform” rating to an “Outperform” rating. They have a price target of $44.00 on the company, up from $36.00.

Quest Diagnostics Inc. (DGX) was upgraded by RBC Capital from a “Sector Perform” rating to an “Outperform” rating. They have a price target of $68.00 on the company, up from $50.00.