Thursday broker round-up UPDATE

Amec: UBS raises target price from 1100p to 1215p upgrading from neutral to buy.Aquarius Platinum: Citi lowers target price from 26p to 22p maintaining a neutral rating.Arrow Global: Panmure Gordon ups target price from 335p to 360p and keeps a buy recommendation.Barr (AG): Numis ups target price from 624p to 659p and keeps a hold recommendation.Central Asia Metals: Investec lowers target price from 243p to 241p retaining a buy recommendation.Chemring: Westhouse Securities lowers target price from 140p to 130p and reiterates its sell recommendation.Clinigen: N+1 Singer ups target price from 488p to 500p maintaining a buy recommendation.Dairy Crest: Societe Generale cuts target price from 440p to 410p, while upgrading to hold.DJI Holdings: Canaccord Genuity initaites with a target price of 152p and a hold recommendation.Essentra: Deutsche Bank increases target price from 900p to 920p staying with its buy recommendation.Friends Life: Canaccord Genuity raises target price from 300p to 340p upgrading from hold to buy.GKN: Exane cuts target price from 385p to 360p and stays with its neutral rating.Hargreaves Lansdown: RBC Capital reduces target price from 1650p to 1075pdowngrading to neutral.IMI: Exane cuts target price from 1280p to 1200p maintaining an underperform rating.Laird: Numis ups target price from 380p to 395p and maintains a buy recommendation.Lonmin: Citi reduces target price from 246p to 218p and retains a neutral rating.Melrose: Exane cuts target price from 325p to 290p and leaves its outperform rating unchanged.Reckitt Benckiser: Morgan Stanley raises target price from 5100p to 5600p retaining an equal-weight rating.Rotork: Exane reduces target price from 2700p to 2570p downgrading to underperform.Sainsbury: JP Morgan cuts target price from 280p to 225p keeping an underweight rating. Deutsche Bank reduces target price from 330p to 275p retaining a hold recommendation.Spectris: Exane reduces target price from 2350p to 2070p downgrading to neutral.UK Mail Group: Investec reduces target price from 700p to 600p downgrading from buy to add.Vesuvius: Numis downgrades from add to hold with a target price of 515p. Exane moves target price from 495p to 510p staying with its neutral rating. Central Asia Metals Melrose Essentra Rotork Barr (A.G.) Chemring Sainsbury's IMI Vesuvius