RATINGS CHANGES

Cooper-Standard (CPS) was downgraded to hold from buy at Jefferies. $105 price target. Domestic market growth is decelerating and the stock is up 23% year-to-date, Jefferies said. 

Crocs (CROX - Get Report) was downgraded to sell at TheStreet Ratings. You can view the full analysis from the report here: CROX.

Madison Square Garden (MSG - Get Report) was initiated with a hold rating at TheStreet Ratings. You can view the full analysis from the report here: MSG.

Quintiles (Q) was downgraded to hold at Jefferies. $79 price target. The company still has to grow into its valuation and prove the revenue synergies can be realized, Jefferies said. 

Twitter (TWTR - Get Report) was upgraded to hold from sell at Loop Capital. $16 price target. The valuation is more attractive, given takeover speculation, Loop said. 

Wells Fargo (WFC - Get Report) was downgraded to market perform from outperform at FBR Capital Markets. $45 price target. Regulatory investigations will likely keep a lid on the stock, FBR said. 

Yum! Brands (YUM - Get Report) was upgraded to outperform from neutral at Credit Suisse. $96 price target. The non-China part of the business should post higher earnings and see a multiple expansion in the next couple of years, Credit Suisse said. 

This article was written by a staff member of TheStreet.