Wednesday broker round-up

Greggs: UBS upgrades to buy with a target price of 2,300p.

Bunzl: UBS reiterates neutral with a target price of 2,250p.

Computacenter: Berenberg downgrades to hold with a target price of 1,500p.

On The Beach Group: Berenberg reiterates buy with a target price of 480p.

Chesnara: Peel Hunt upgrades to hold with a target price of 290p.

Polymetal International: UBS reiterates buy with a target price of 1,300p.

Astrazeneca: Liberum reiterates hold with a target price of 6,400p.

British American Tobacco: Liberum reiterates buy with a target price of 3,000p.

Imperial Brands: Liberum reiterates buy with a target price of 2,950p.