Monday broker round-up UPDATE

Arcontech Group: Northland Capital shifts target price from 0.16p to 0.18p and maintains a buy recommendation.Balfour Beatty: Deutsche Bank ups target price from 220p to 280p and upgrades to buy.Bovis Homes Group: Jefferies raises target price from 909p to 995p and keeps a buy recommendation.Capital Drilling: Liberum Capital lowers target price from 30p to 27p, while leaving its buy recommendation unchanged.Mears Group: Liberum Capital takes target price from 420p to 485p and retains a buy recommendation.Minera IRL: Canaccord Genuity cuts target price from 50p to 40p and maintains a buy recommendation.Moneysupermarket: Westhouse Securities upgrades to buy with a target price of 195p.Rightmove: Westhouse Securities upgrades to add with its target price at 2570p.Rio Tinto: Credit Suisse ups target price from 3600p to 3900p, while staying with an outperform rating.SSE: HSBC raises target price from 1505p to 1630p upgrading to neutral.Tribal Group: WH Ireland moves target price from 200p to 235p and keeps a buy recommendation.Wilmington: Westhouse Securities increases target price from 175p to 210p and reiterates an add recommendation.