Thursday broker round-up

(ShareCast News) - Hammerson: Exane BNP Paribas downgrades to neutral, 620p target.Go-Ahead Group: Shore Capital upgrades to buy.Auto Trader: JP Morgan reiterates to overweight with a 420p target and Deutsche Bank maintains hold, 375p target.Glencore: Citigroup keeps at buy with a 140p target.Taylor Wimpey: Goldman Sachs reiterates neutral with a target price of 233p and Canaccord maintains buy, 210p target.Persimmon: Goldman Sachs keeps at neutral with a 2200p target and Canaccord stays at hold with a 2080p target.Mediclinic: Citigroup reiterates neutral with a target price of 920p.Antofagasta: Canaccord maintains hold with a target of 440p.Acacia Mining: Nomura reiterates neutral, 225p target.Bellway: Goldman Sachs reiterates buy with a 3485p target.Rolls-Royce: JP Morgan keeps at neutral, 690p target.BBA Aviation: JP Morgan stays at neutral with a target of 199p. Bellway Hammerson Antofagasta Taylor Wimpey Glencore Rolls-Royce