Wednesday broker round-up

Antofagasta: Fox-Davies upgrades from sell to hold, target lifted from 1,121p to 1,197p.AZ Electronic Materials: Goldman Sachs upgrades from buy to conviction buy, target raised from 380p to 440p.Close Brothers: UBS raises target from 690p to 750p, neutral rating kept.Computacenter: UBS raises target from 490p to 530p, buy rating unchanged.CVS Group: Investec downgrades from buy to hold, target raised from 109p to 137p.Enterprise Inns: Peel Hunt downgrades from hold to sell, target left at 40p.FirstGroup: Peel Hunt downgrades from hold to sell, target cut from 327p to 264p.G4S: Exane BNP Paribas downgrades from outperform to neutral, target left at 305p; Credit Suisse downgrades from outperform to neutral.Greene King: Peel Hunt upgrades from hold to buy, target lifted from 507p to 562p.Greggs: N+1 Brewin downgrades from add to hold, target left at 570p.Home Retail: JP Morgan Cazenove upgrades from underweight to overweight, target hiked from 71p to 133p.IG Group: UBS cuts target from 545p to 530p, buy rating kept.Legal & General: Nomura reiterates buy recommendation and 180p target.Marston's: Peel Hunt upgrades from hold to buy, ups target from 100p to 114p.MITIE Group: UBS ups target from 290p to 310p, buy recommendation maintained.Moneysupermarket.com: N+1 Brewin downgrades from buy to add, target left at 140p.Rotork: Jefferies downgrades from buy to hold, target lifted from 1,950p to 2,175p.SABMiller: UBS ups target from 2,350p to 2,500p, neutral rating kept.Sportingbet: Peel Hunt upgrades from hold to buy, lifts target from 40p to 45p.Taylor Wimpey: UBS ups target from 41p to 52p, neutral rating kept.TUI Travel: Peel Hunt downgrades from hold to sell, target lifted from 154p to 176p.Vodafone: Exane BNP Paribas downgrades from neutral to underperform, target cut from 195p to 175p.