Aberdeen Asset Management: Societe Generale upgrades to buy from hold.Aggreko: S&P Equity Research upgrades to buy.BT Group: Societe Generale raises target from 210p to 220p, hold rating kept.CareTech: Canaccord Genuity ups target from 166p to 194p, buy rating kept.Carpetright: Merchant Securities reiterates sell recommendation.Cove Energy: BarCap downgrades to underweight, target lifted from 175p to 240p.CSR: finnCap downgrades to hold.Dragon Oil: Nomura keeps buy rating and 781p target.Genus: Panmure Godron downgrades to sell, target cut from 1,275p to 1,190p.Howden Joinery: Investec upgrades to hold, target lifted from 108p to 135p.HSBC: Nomura reiterates buy rating and 650p target.Pace: Jefferies maintains buy rating and 148p target.Premier Oil: Morgan Stanley ups target from 440p to 460p, overweight rating kept.Savills: UBS downgrades to neutral.Stagecoach: UBS downgrades to neutral.BC