CHANGE IN RATINGS

Archer Daniels Midland ( ADM - Get Report) downgraded at JPMorgan to Neutral from Overweight based on increasing caution about outlook. See limited upside for stock following 45% gain over past 3 months. Maintained $30 target price.

Dollar Tree ( DLTR - Get Report) downgraded at JPMorgan to Neutral from Overweight based on valuation. Shares met $44 price target on Tuesday and are up 24.5% since early October. Maintained $44 target.

Northrop Grumman ( NOC - Get Report) downgraded at Societe Generale to Hold from Buy based on valuation. Stock has essentially reached its $49 target price.

OSI Pharmaceuticals ( OSIP) downgraded at Goldman Sachs to Sell from Neutral. Price target lowered to $37 from $44.

Sequenom ( SQNM) downgraded at Oppenheimer to Perform from Outperform based on data transparency overhang.

WMS Industries ( WMS) downgraded at JP Morgan to Underweight from Overweight. Lowered target to $18 from $30.

Wynn Resorts ( WYNN) downgraded at KeyBanc to Underweight from Hold. Lowered target price to $21.

STOCK COMMENTS / EPS CHANGES

Corinthian Colleges ( COCO) target raised at Credit Suisse to $20 from $12. Maintained Neutral rating.

Disney ( DIS - Get Report) price target reduced at Goldman to $26 from $27. Q1 results included revenue and earnings that came in below consensus. Majority of downside was caused by weak DVD sales. Maintained Buy rating.

Motorola ( MOT) price target lowered at Goldman to $6.50 from $7 based on weak guidance and lack of near-term catalysts. Maintained Buy rating.

This article was written by a staff member of TheStreet.com.