Tuesday broker round-up

Aviva: Goldman Sachs reiterates buy with a target price of 480p.

Antofagasta: RBC maintains sector perform with a 500p target.

Informa: Numis reiterates buy with a 845p target.

Astrazeneca: JP Morgan stays at neutral with a 4900p target.

Topps Tiles: Berenberg reiterates hold with a target price of 125p.

Melrose: Numis reiterates hold with a target price of 155p.

Meggitt: JP Morgan keeps at neutral with a 445p target.

Relx: Credit Suisse reiterates neutral with a target of 1370p.

JLT Group: JP Morgan stays at neutral with a 850p target.

Mothercare: Berenberg reiterates sell, 100p target.

Ocado: Numis stays at buy with a 400p target.