AstraZeneca: UBS ups target from 3,500p to 3,600p, buy rating kept.Berkeley: Investec raises target from 1,500p to 1,560p, buy rating kept.Catlin: Nomura reiterates buy rating and 506p target.Centrica: Deutsche Bank downgrades to hold from buy, target cut from 365p to 320p.Falkland Oil and Gas: Merchant Securities puts 402p target under review, buy rating retained; Jefferies maintains buy rating and 195p target.GKN: Credit Suisse raises target from 240p to 245p, outperform rating kept.GlaxoSmithKline: UBS cuts target from 1,650p to 1,625p, buy rating unchanged.IAG: UBS cuts target from 210p to 191p, buy rating kept; Investec maintains buy rating and 190p target; Credit Suisse downgrades to neutral, target cut from 176p to 160p.InterContinental Hotels: Investec keeps buy rating and 1,700p target.Prudential: Jefferies lifts target from 817p to 840p, hold rating kept.RBS: Nomura keeps reduce rating and 260p target.RSA: UBS cuts target from 103p to 100p, neutral rating kept.Serco: Panmure Gordon downgrades to hold, 630p target kept.SSE: Deutsche Bank downgrades to hold, target cut from 1,550p to 1,400p.Telecity Group: Investec keeps hold rating and 750p target.BC