Bodycote's shares advanced after the British engineering company reported a 10 per cent rise in profit for the first half, boosted by acquisitions. COLT Group SA surged after Deutsche Bank reiterated a 'buy' rating for the stocks of the multinational telecommunications, IT managed services and data centre services company.Semiconductor company CSR declined a day after lifting its second-quarter revenue forecast.Homeserve tumbled as analysts at Liberum Capital reiterated a 'hold' rating after the home emergency business said it expects a small operating loss in the first six months of fiscal 2014.FTSE 250 - RisersBodycote (BOY) 620.25p +6.39%Hochschild Mining (HOC) 176.50p +6.33%COLT Group SA (COLT) 105.00p +3.96%Big Yellow Group (BYG) 435.00p +2.69%Bumi (BUMI) 230.00p +2.22%Ted Baker (TED) 1,926.00p +2.18%IP Group (IPO) 153.00p +2.00%Lonmin (LMI) 318.60p +1.95%TR Property Inv Trust (TRY) 212.90p +1.82%Renishaw (RSW) 1,561.00p +1.76%FTSE 250 - FallersCSR (CSR) 573.50p -4.42%Homeserve (HSV) 264.40p -3.85%Barratt Developments (BDEV) 334.50p -2.25%Carpetright (CPR) 645.00p -2.12%888 Holdings (888) 158.00p -1.86%Euromoney Institutional Investor (ERM) 1,060.00p -1.67%RIT Capital Partners (RCP) 1,233.00p -1.67%Daejan Holdings (DJAN) 3,984.00p -1.61%ITE Group (ITE) 287.40p -1.61%Redrow (RDW) 243.20p -1.58%RD