Asos: Citi reiterates neutral.TSB Banking: Numis reiterates hold and 340p target.Aviva: Nomura reiterates buy and lifts target to 690p from 650p.WPP: Morgan Stanley reiterates buy and raises target to 1,625p from 1,400p.Tullow Oil: Barclays reiterates overweight and 550p target.William Hill: JP Morgan Cazenove reiterates neutral and raises target to 400p from 355p.Next: Canaccord Genuity downgrades to hold with a 7,500p target.Enquest: JP Morgan Cazenove reiterates buy and hikes target to 62p from 54p.Close Brothers Group: Canaccord Genuity upgrades to buy and raises target to 1,844p.Stagecoach: JP Morgan Cazenove reiterates overweight and raises target to 437p.Rightmove: Morgan Stanley reiterates overweight and raises target to 3,200p from 2,800p.Ophir Energy: Deutsche Bank reiterates buy and takes target to 185p from 180p.Prudential: Barclays reiterates overweight stance and lifts target to 1868p from 1797p.