AstraZeneca: JPMorgan Cazenove downgrades to underweight, target lifted from 2,800p to 2,970p.Balfour Beatty: JPMorgan Cazenove downgrades to neutral.Barclays: Citigroup reiterates buy and 330p target price.ENRC: Credit Suisse downgrades to neutral, target cut from 500p to 450p.FirstGroup: Jefferies raises target from 207p to 270p, hold rating kept; JPMorgan Cazenove upgrades to overweight; UBS downgrades to sell, target lifted from 190p to 200p.Hikma: Jefferies raises target from 860p to 875p, buy rating kept.Home Retail: Deutsche Bank upgrades to hold, target lifted from 80p to 95p.IMI: Jefferies downgrades from buy to hold, target cut from 1,150p to 995p.International Consolidated Airlines: Nomura maintains buy rating and 265p target.Marks&Spencer: Espirito Santo downgrades to neutral from buy, lowers target to 360p from 440p. Michael Page: Goldman Sachs downgrades to sell from neutral.Lonmin: Deutsche Bank slashes target from 850p to 470p, sell rating kept; Nomura reiterates reduce.Pendragon: Espirito Santo downgrades to neutral.Rexam: Credit Suisse downgrades to neutral, target cut from 525p to 490p.BC