UPDATE: Tuesday broker round-up

BAE Systems: Societe Generale upgrades to buy, raises target to 330p from 280p.Kesa Electricals: Espirito Santo downgrades to sell, cuts target from 110p to 75p.Wilmington Group: Peel Hunt upgrades to buy.Moneysupermarket.com: Brewin Dolphin upgrades to buy.Barratt Developments: Citigroup upgrades from hold to buy, target reduced from 135p to 110p.Aveva: Investec Securities upgrades to buy, raises target from 1,720p to 1,800p.Hays: Shore Capital downgrades to hold.Misys: Morgan Stanley downgrades to underweight. JP Morgan Cazenove keeps overweight rating.Ocado: UBS keeps at buy, lowers the target to 150p from 170p. Tesco: Nomura keeps on 'Conviction Buy' list. Daily Mail and General Trust: RBS downgrades from buy to hold, target cut from 570p to 415p.Next: Charles Stanley reiterates accumulate rating.Dairy Crest: UBS maintains neutral rating, lowers target to 355p from 400p. Dolphin Capital Investors: Panmure reiterates buy, cuts target to 83p from 100p.VPhase: Ambrian moves rating from buy to speculative buy.Taylor Wimpey: RBS confirms buy rating and 44p target.Creston: Singer keeps buy recommendation, cuts target from 155p to 127p.Sinclair IS Pharma: Brewin Dolphin initiates coverage with buy rating and 37p target.Advanced Computer Software: Collins Stewart initiates coverage with buy rating and 56p target.H&T Group: Arbuthnot Securities upgrades to strong buy. Tesco Hays Wilmington BAE Systems Dci Advisors Taylor Wimpey Next Moneysupermarket.Com Conduit Hldg