Tuesday broker round-up

(Sharecast News) - Aggreko: HSBC upgrades to buy with a target price of 1,050p.GVC: Berenberg reiterates buy with a target price of 1,370p.Keywords Studio: Berenberg reiterates buy with a target price of 2,150p.Contourglobal: RBC Capital Markets reiterates outperform with a target price of 325p.Hostelworld Group: Numis reiterates buy with a target price of 422p.Empiric Student Property: Numis reiterates hold with a target price of 91p.Cairn Energy: Canaccord reiterates speculative buy with a target price of 270p.Persimmon: Canaccord reiterates buy with a target price of 2,950p.Ceres Power Holdings: Berenberg reiterates buy with a target price of 230p.Tekmar Group: Berenberg reiterates buy with a target price of 200p.Morrison: Jefferies reiterates buy with a target price of 275p. Hostelworld Capricorn Energy PLC Persimmon Ceres Power Tekmar Group