Broker Roundup Update: Panmure favours Barratt and Persimmon

 * Panmure Gordon, in a note on the building sector, has a buy and 180p target for Barratt Developments and reiterates buy and 555p target for Persimmon

 * Goldman Sachs has a buy for IG Group, raising target to 585p from 495p

 * FinnCap initiates coverage of Chamberlin with an 80p target, has a sell for Daisy and reiterates 88p valuation for African Diamonds

* Shore Capital has a sell for Premier Farnell and a buy for Home Retail

 * Seymour Pierce has buys for African Eagle, Halfords, Vitesse Media and Pace, with a target for 770p, and has a sell for Home Retail

 * Citigroup has a buy and £13.50 target for Tullow Oil

 * Morgan Stanley has an overweight for Misys, raising target to 300p from 260p and an overweight for Wood Group

 * Numis has a buy and 84p target for Allocate Software, a hold and 132p target for Brewin Dolphin, upgrades Logica to hold from reduce with a 115p target, has an add and 354p target for Misys and a buy and 300p target for Wincanton

 * Ambrian has a buy and 457p target for European Goldfields and a buy and 39p target for Tanzanite One

 * Collins Stewart has a buy for Lancashire Holdings and a trading buy for Catlin and a buy and 16p target for Silverdell 

 * Panmure Gordon has a buy and 244p target for Alterian, a buy for ASOS, raising target to 790p from 735p, a buy and £21.51 target for Autonomy, a buy and 650p target for Daily Mail, upgrades Hays to hold from sell with a 92p target, has a buy and 445p target for ICAP and big for IG Group, raising target to 500p from 45p, a buy for Premier Farnell, raising target to 250p from 190p, a buy for PZ Cussons, raising target to 325p from 310p and a buy for Renesola, cutting target to 300p from 360p