Thursday broker round-up

(ShareCast News) - Tullow Oil: JP Morgan Cazenove upgrades to overweight, cuts target price to 310.00p.Soco International: UBS downgrades to sell, keeps target price at 150.00p.Synthomer: Berenberg Bank starts new coverage with a buy, sets target price at 400.00p.Weir Group: Investec Securities downgrades to sell, lowers target price to 1120.00p.Laird: Investec Securities upgrades to hold, raises target price to 405.00p.IMI: Investec Securities upgrades to buy, bumps up target price to 1130.00p.Firstgroup: UBS upgrades to neutral, lowers target price to 108.00p.Spectris: Investec Securities downgrades to hold, bumps down target price to 1810.00p.Vesuvius: Investec Securities downgrades to sell, cuts target price to 330.00p.Standard Chartered: Goldman Sachs upgrades to buy. Target price: 910.00p.Cable & Wireless Communication: RBC Capital Markets starts new coverage with an outperform, sets target price at 76.00p.Virgin Money Holdings (uk): Shore Capital starts new coverage with a hold.Poundland Group: JP Morgan Cazenove restarts coverage with an overweight, sets target price at 350.00p.Just Retirement Group: RBC Capital Markets upgrades to outperform, bumps up target price to 200.00p.Sports Direct International: Nomura downgrades to sector perform, cuts target price to 850.00p.Informa: Deustche upgrades to buy, raises target price to 680.00p.Shaftesbury: HSBC upgrades to hold, bumps up target price to 902.00p.Fidessa Group: UBS upgrades to buy, reduces target price to 2030.00p.Hammerson: HSBC upgrades to buy, lowers target price to 677.00p.Sabmiller: Shore Capital downgrades hold. UBS reiterates to neutral and keeps target price to 3750p.