Aveva: Morgan Stanley upgrades from Overweight to Overweight with a target of GBp 3250.

Barclays: KWB upgrades from Outperform to Market Perform targeting GBp 215 .

Comerica: Jefferies upgrades to buy from hold. PT up 16% to $114.

DZS: B Riley Securities upgrades price target to $25 from $22. Maintains buy rating. 

Goodyear: J.P. Morgan upgrades to overweight from neutral. PT rises 46% to $23.

JPMorgan: Jefferies downgrades to hold from buy. PT up 0.7% to $155.

Prudential Plc: Goldman Sachs starts tracking as Buy, targeting GBp 1761.

Triumph Group: Jefferies upgrades to buy from hold. PT up 24% to $26.

Tyson: Barclays downgrades to equal-weight from overweight. PT up 2.1% to $100.

Under Armour: Telsey Advisory Group lowers PT to $25 from $28. Maintains outperform rating.

US Bancorp: Jefferies downgrades to hold from buy. PT up 9.3% to $64.

Watsco: KeyBanc Capital Markets upgrades to overweight from sector weight. PT up 22% to $320.