Rolls Royce: UBS downgrades to sell from neutral, cuts target to 600p from 610p. Admiral: RBC initiates at underperform with a price target of 890p. Standard Chartered: Nomura reiterates buy recommendation and 1,800p target.Admiral: Investec maintains sell rating, cuts target to 570p from 843p.SABMiller: Nomura keeps buy rating and 2,500p target.Kingfisher: Nomura maintains buy and 320p target.Tesco: Nomura keeps buy and 500p target.Reed Elsevier: Nomura reiterates buy stance and 668p target.Greene King: Charles Stanley downgrades from buy to accumulate [01/12/11].SThree: Investec cuts target from 375p to 305p, buy rating kept.Homeserve: Panmure Gordon keeps sell rating and 190p target.Homeserve: Peel Hunt raises target from 200p to 220p, sell rating unchanged.Regus: Panmure Gordon downgrades from buy to hold, 90p target kept.Berkeley Group: Peel Hunt puts 1,400p target under review, buy rating unchanged.