Thursday broker round-up UPDATE

Aggreko: RBC Capital reduces target price from 1850p to 1680p, while its neutral rating remains unchanged.Aviva: JP Morgan raises target price from 393p to 436p and retains an overweight rating.BHP Billiton: Canaccord Genuity takes target price from 1950p to 2050p maintaining a hold recommendation.Cairn Energy: RBC Capital moves target price from 440p to 450p and reiterates its outperform rating.Cropper (James): Westhouse Securities ups target price from 300p to 350p, while downgrading to add.Faroe Petroleum: Liberum Capital lowers target price from 188p to 183p, while leaving its buy recommendation unchanged.Ferrexpo: Cantor Fitzgerald reduces target price from 373p to 290p, but stays with its buy recommendation.Glencore Xstrata: JP Morgan cuts target price from 410p to 390p retaining its overweight rating.Hikma Pharmaceuticals: Jefferies ups target price from 1200p to 1250p and keeps a buy recommendation.Hochschild Mining: Westhouse Securities increases target price from 150p to 200p and reiterates a neutral rating. JP Morgan moves target price from 75p to 80p, while keeping an underweight rating. Citi shifts target price from 133p to 132p and maintains its sell recommendation. RBC Capital ups target price from 220p to 260p and stays with its neutral rating.IMI: Investec places both its target price (prev.: 1350p) and its hold recommendation under review.Intertek Group: Credit Suisse reduces target price from 3850p to 3600p, while retaining an outperform rating.IP Group: Numis lowers target price from 129p to 124p, while its hold recommendation remains unchanged.John Wood Group: JP Morgan cuts target price from 963p to 951p and stays with its neutral rating. Liberum Capital reduces target price from 892p to 874p.Legal & General Group: Morgan Stanley moves target price from 184p to 192p and maintains an equal-weight rating.Lloyds Banking Group: Jefferies shifts target price from 65p to 69p reiterating a hold recommendation.Sportech: Investec lowers target price from 110p to 105p and leaves its buy recommendation unaltered.Stagecoach Group: Deutsche Bank raises target price from 330p to 350p staying with its buy recommendation.Summit Corporation: N+1 Singer shifts target price from 8.80p to 10.70p keeping its buy recommendation.Vitec Group: Investec increases target price from 740 to 810p and retains a buy recommendation.Wolseley: UBS upgrades from neutral to buy with a target price of 3500p.