Tuesday broker round-up

Afren: Credit Suisse downgrades to neutral, target cut from 185p to 170p.BHP Billiton: Morgan Stanley cuts target from 2,280p to 2,180p, overweight rating kept.Bunzl: Seymour Pierce raises target from 1,000p to 1,055p, hold recommendation maintained.Cairn Energy: Credit Suisse cuts target from 362p to 350p, neutral rating kept.Debenhams: UBS ups target from 80p to 100p, neutral rating kept.Derwent London: Credit Suisse upgrades to neutral, target lifted from 1,750p to 1,950p.Devro: Societe Generale upgrades to buy, target lifted from 330p to 365p.Dragon Oil: Credit Suisse downgrades to neutral, target cut from 868p to 755p.ENRC: Morgan Stanley cuts target from 840p to 520p, overweight rating kept.Ferrexpo: Morgan Stanley cuts target from 350p to 270p, overweight rating kept.G4S: Seymour Pierce raises target from 240p to 255p, hold rating kept.GlaxoSmithKline: UBS downgrades to neutral, target cut from 1,625p to 1,525p.Kazakhmys: Morgan Stanley cuts target from 950p to 830p, overweight rating kept; UBS cuts target from 700p to 640p, sell rating kept.Kingfisher: Bank of America Merrill Lynch downgrades to underperform, target cut from 330p to 270p.Lamprell: Investec maintains hold rating and 100p target.Max Petroleum: Merchant Securities downgrades from hold to sell, target cut from 4.8p to 3.1p.New World Resources: Morgan Stanley cuts target from 550p to 450p, overweight rating kept.Premier Oil: HSBC upgrades to overweight, target cut from 530p to 500p.Rockhopper: Credit Suisse downgrades to neutral, target cut from 365p to 324p.Vedanta Resources: Morgan Stanley cuts target from 1,560p to 1,470p, overweight rating kept.BC