NEW YORK (TheStreet) -- RATINGS CHANGES

AMC Networks (AMCX) was downgraded to hold from buy by Topeka, which set a price target of $85. The firm cited valuation as the stock is up more than 28% year-to-date.

AT&T (T) was upgraded to overweight by Barclays, which set a $39 price target, saying that the closing of the DirecTV (DTV) deal should bring many revenue and cost levers.

Echo Global Logistics (ECHO) was reinstated and upgraded to outperform from neutral by Credit Suisse, which set a $39 price target. Following the close of the Command acquisition, Credit Suisse has increased its 2015 EPS estimate to $1.03 from 98 cents.

Groupon (GRPN) was downgraded to sell by TheStreet Ratings.You can view the full analysis from the report here: GRPN Ratings Report.

Molson Coors (TAP) was downgraded to neutral from buy by Nomura, which set a $74 price target, saying U.S. volume and pricing trends have likely worsened.

Newmont Mining (NEM) was reinstated by Credit Suisse with an outperform rating and $30 price target. Newmonth's net asset value is largely unchanged at $16.84 per share from $16.96 per share, and optimizations could add about $254 million to NAV, Credit Suisse said.

PetroChina (PTR) was downgraded to hold by TheStreet Ratings. You can view the full analysis from the report here: PTR Ratings Report.

Team Health (TMH) was upgraded to overweight by Keybanc, which set a $71 price target and raised its estimates, saying the company should continue to grow through acquisitions.

Western Digital (WDC) was downgraded to neutral from overweight by J.P. Morgan, which said the sector should continue to be hurt by negative PC data.

More from Stocks

Dow Gets Swept Into Nasty Reversal Even as Nasdaq Posts New Record

Dow Gets Swept Into Nasty Reversal Even as Nasdaq Posts New Record

REPLAY: Jim Cramer on Fed Rate Hikes, Oil Prices and Starbucks Worries

REPLAY: Jim Cramer on Fed Rate Hikes, Oil Prices and Starbucks Worries

What Will GM Do With Cruise -- and Is Its Stock Worth $55?

What Will GM Do With Cruise -- and Is Its Stock Worth $55?

3 Must Reads on the Market From TheStreet's Top Columnists

3 Must Reads on the Market From TheStreet's Top Columnists

This Should Be Your Retirement Savings Plan When the Stock Market Crashes

This Should Be Your Retirement Savings Plan When the Stock Market Crashes