Tuesday broker round-up

(Sharecast News) - Smurfit Kappa: Goldman Sachs downgrades to sell with a target price of 2,475p.Man Group: Berenberg reiterates buy with a target price of 206p.Petra Diamonds: Berenberg upgrades to buy with a target price of 25p.IAG: Berenberg reiterates buy with a target price of 780p.Prudential: Deutsche Bank reiterates buy with a target price of 2,000p.Tesco: Deutsche Bank reiterates buy with a target price of 300p.Close Brothers: RBC Capital Markets initiates at sector perform with a target price of 1,500p. Prudential International Airlines Tesco Man Petra Diamonds Close Bros