Xstrata: UBS cuts target from 1,550p to 1,450p, buy rating unchangedAstraZeneca: Credit Suisse reiterates underperform rating and 2,600p target.Standard Chartered: Investec reduces target from 1,650p to 1,550p, hold rating maintained.British American Tobacco: Investec raises target from 3,100p to 3,300p, buy rating retained.Imperial Tobacco: Investec raises target from 2,320p to 2,660p, buy rating retained.Aegis: Nomura maintains buy rating and 175p target.BHP Billiton: Investec confirms buy stance and 1,918p target.PZ Cussons: Investec leaves hold rating and 307p target unchanged.Associated British Foods: Panmure Gordon reiterates buy recommendation and 1,200p target.Micro Focus: Singer Capital Markets downgrades from buy to fair value, 415p target price kept.Bwin.Party Digital Entertainment: Investec reiterates sell rating and 116p target.CPP: Peel Hunt puts its rating and target price under review.Cineworld: Investec keeps buy rating and 272p target.Afferro Mining: Evolution Securities keeps buy recommendation and 42p target.Afferro Mining: Investec raises target from 83p to 85p, keeps buy.Mwana Africa: Ambrian maintains buy rating and 19.8p target.Anite: Panmure Gordon ups target from 87p to 91p, buy rating unchanged.Huntsworth: Panmure Gordon cuts target from 90p to 50p, buy rating unchanged.BC