Thursday broker round-up UPDATE

Advanced Medical Solutions: Investec ups target price from 97p to 121p and keeps a buy recommendation.African Barrick Gold: Investec increases target price from 132p to 206p, but still recommends selling.Arcontech: Northland shifts target price from 0.20p to 0.24p and keeps a buy recommendation.Ashmore Group: JP Morgan cuts target price from 358p to 344p and retains its neutral rating.AstraZeneca: UBS increases target price from 4150p to 4600p and maintains a buy recommendation.Aviva: Panmure Gordon takes target price from 440p to 540p and upgrades from hold to buy.Avon Rubber: N+1 Singer raises target price from 682p to 720p and maintains its buy recommendation.BBA Aviation: JP Morgan ups target price from 356p to 378p and reiterates an overweight rating.Betfair: Numis downgrades from buy to add with a target price of 1300p.BHP Billiton: Canaccord Genuity ups target price from 2040p to 2100p and leaves its hold recommendation unchanged.Booker Group: JP Morgan takes target price from 160p to 195p keeping an overweight rating.British Sky Broadcasting Group: Westhouse Securities downgrades from buy to neutral with a target price of 985p.Cineworld: Numis cuts target price from 400p to 380p, while upgrading from add to buy.Close Brothers Group: Canaccord Genuity downgrades from buy to hold with a target price of 1500p.Communisis: Panmure Gordon lowers target price from 84p to 83p keeping a buy recommendation.Crawshaw Group: WH Ireland shifts target price from 25p to 32p and maintains a buy recommendation.Croda International: N+1 Singer moves target price from 2700p to 2750p retaining a buy recommendation.Devro: JP Morgan reduces target price from 357p to 297p and downgrades to neutral. Numis cuts target price from 330p to 285p, while upgrading from hold to add.Faroe Petroleum: Panmure Gordon shifts target price from 184p to 190p and retains a buy recommendation.Foxtons: Canaccord Genuity downgrades from buy to hold with a target price of 320p.Fresnillo: Numis downgrades from buy to hold with a target price of 1000p.Grafton Group: Jefferies ups target price from 450p to 480p, while leaving its underperform rating unchanged. Citi raises target price from 550p to 625p, but still recommends selling.Hellermann Tyton: Goldman Sachs takes target price from 370p to 390p and retains a buy recommendation.HSBC: Goldman Sachs cuts price target to 740p from 900p and removes from pan-European 'Conviction Buy' list, buy recommendation retained.Imagination Technologies: FinnCap reduces target price from 230p to 165p, while keeping its hold recommendation.Informa: Westhouse Securities cuts target price from 580p to 550p, while upgrading from neutral to add.International Consolidated Airlines Group: UBS ups target price from 475p to 495p and keeps a buy recommendation.Kazakhmys: Canaccord Genuity raises target price from 250p to 340p and retains its hold recommendation.Lonmin: Westhouse Securities lowers target price from 300p to 280p and keeps a neutral rating.LSL: Jefferies moves target price from 610p to 650p and reiterates a buy recommendation. Numis raises target price to 520p keeping an add rating.Melrose: UBS lowers target price from 310p to 300p and keeps a neutral rating.Moneysupermarket: Investec shifts target price from 218p to 222p and maintains its buy recommendation.Polyus Gold International: JP Morgan cuts target price from 230p to 190p, while reiterating its neutral rating.Premier Foods: Panmure Gordon takes target price from 130p to 166p and upgrades from sell to buy.Regenersis: Panmure Gordon Panmure Gordon raises target price from 394p to 423p and maintains its buy recommendation.Regus: Credit Suisse moves target price from 225p to 250p and keeps its outperform rating.Rentokil Initial: Cantor Fitzgerald ups target price from 140p to 160p and stays with its buy recommendation.Schroders: Canaccord Genuity raises target price from 2500p to 2800p and keeps its hold recommendation.Shire Pharmaceuticals: UBS increases target price from 3180p to 3450p, while leaving its neutral rating unaltered.SQS Software Quality Systems: Westhouse Securities raises target price from 560p to 620p, but downgrades from buy to add.STV Group: Numis raises target price from 436p to 480p and maintains a buy recommendation.Synthomer: N+1 Singer ups target price from 245p to 280p and retains its hold recommendation.Tullett Prebon: Espirito Santo lowers target price from 354p to 337p and downgrades to neutral.Wm Morrison: Jefferies cuts target price from 310p to 275p, while staying with its buy recommendation.4 imprint: FinnCap raises target price from 752p to 780p and keeps a buy recommendation.