Tuesday broker round-up

(ShareCast News) - Royal Dutch Shell: Cannacord Genuity lowers target from 1,775p to 1,550p and reiterates hold.Burberry Group: Liberum reiterates sell with a 925p target; RBC reiterates neutral yet trims target from 1,300p to 1,275p; UBS up target from 1,400p to 1,500p staying at buy.Tullow Oil: RBC reiterates outperform and 260p target; Cannacord Genuity keeps at buy but revises target down 220p.Premier Oil: Cannacord Genuity upgrades to speculative buy, but lowers target from 80p to 65p.Wolseley: Morgan Stanley upgrades to equalweight with a target price of 3,575p; UBS reiterates buy and lifts target from 4,300p to 4,380p.Travis Perkins: Sanford Bernstein cuts target from 2,530p to 2,300p and keeps at buy.Serco Group: HSBC upgrades to hold with 77p target; Citi resumes coverage with a neutral recommendation and a target of 90p.Vodafone: RBC reiterates outperform and trims target from 260p to 255p.SSE: ScoGen and Goldman Sachs both reiterate sell and the latter lowers its target price from 1,170p to 1,150p.Lloyds: Exane reiterates underperform and 74p target. Tullow Oil Burberry Lloyds SSE Serco Vodafone Travis Perkins