Tuesday broker round-up

Astrazeneca: Berenberg reiterates buy with a target price of 5500p.

Tullow Oil: Goldman Sachs downgrades to sell, 221.8p target.

Cambian: JP Morgan reiterates neutral with a 129p target.

Aberdeen Asset Management: Jefferies reiterates underperform buy with a 221p target.

GKN: Berenberg stays at buy with a 346p target.

Convatec: UBS keeps at buy with a 300p target.

Serco: Jefferies reiterates buy with a target price of 168p.

Paragon Group: JP Morgan reiterates underweight with a 270p target.

Legal & General Group: UBS reiterates sell with a 185p target.

Worldpay: Berenberg reiterates buy with a target price of 327p.

Sage Group: UBS reiterates sell with a target price of 620p.