Monday broker round-up

African Barrick Gold: Nomura cuts target from 685p to 670p, buy rating unchanged.Aquarius Platinum: UBS cuts target from 110p to 55p, neutral rating kept.Avocet Mining: Nomura downgrades from buy to neutral, cuts target from 310p to 220p.Bovis Homes: UBS upgrades from sell to neutral, 465p target unchanged.Carnival: Investec raises target from 2,500p to 3,000p, buy recommendation maintained.Centamin: Nomura keeps buy rating and 130p target.Cove Energy: Jefferies downgrades to underperform, target raised from 195p to 240p.Halfords: Morgan Stanley downgrades to underweight, target slashed rom 285p to 125p.Hammerson: Morgan Stanley upgrades to overweight, target lifted from 390p to 380p.Hardy Oil & Gas: Macquarie upgrades to neutral.IAG: Liberum Capital upgrades to buy.InterContinental Hotels: BarCap ups target from 1,400p to 1,500p, equal weight rating kept.Petropavlovsk: Nomura upgrades from neutral to buy, keeps 735p target.Polymetal International: Nomura upgrades from reduce to buy, target cut from 1,400p to 1,340p.Randgold Resources: Nomura cutters target from 6,970p to 6,815p, reduce recommendation kept.Reckitt Benckiser: BarCap initiates coverage with underweight recommendation and 3,300p target.SABMiller: Macquarie downgrades to sell.Sage: Merchant Securities reiterates buy rating and 300p target.Serica Energy: Macquarie upgrades to outperform.Shire: Nomura keeps buy rating and 2,300p target; BarCap cuts target from 2,120p to 2,030p, equal weight rating kept.Standard Chartered: Nomura keeps buy rating and 1,800p target.BC