Tuesday broker round-up

(ShareCast News) - Virgin Money: Goldman Sachs reiterates neutral with a target price of 450p and Berenberg stays at hold with a 400p target.Gem Diamonds: Panmure Gordon keeps at buy, 181p target and Finncap reiterates buy with a target of 270p.G4S: Credit Suisse reiterates neutral with a target price of 200p and Citigroup stays at neutral with a target price of 190p.Inmarsat: HSBC stays at hold with a target price of 980p and Credit Suisse reiterates outperform with a target price of 1186p.Wood Group: Canaccord downgrades to sell a target of 575p.RBS: Goldman Sachs upgrades to buy with a target price of 375p.3i Group: Canaccord starts coverage at buy, 595p target.Anglo American: Morgan Stanley reiterates underweight with a target price of 420p.Astrazeneca: Jefferies maintains hold with a 4350p target.Barclays: Berenberg keeps at hold and with a target of 170p.HSBC: Berenberg reiterates buy, 600p target.