Wednesday broker round-up

Tate & Lyle: Berenberg upgrades to buy with a target price of 855p.

Marks & Spencer: Berenberg reiterates buy with a target price of 195p.

Biffa: Berenberg reirates buy with a target price of 370p.

Coca Cola Hellenic Bottling Company: JP Morgan reiterates overweight with a target price of 3,000p.

Drax: JP Morgan reiterates overweight with a target price of 500p.

BT Group: Citigroup reiterates neutral with a target price of 175p.