Synergy Health jumped after Canaccord Genuity raised its rating on the shares from 'sell' to 'hold'. Bellway Homes gained after saying demand for new homes in the UK helped boost sales in the three months to end of May. Bovis Homes also rallied amid data showing a pick-up in housing prices.Lonmin declined as South Africa's mine strike entered its 20th week after the main mineworkers' union rejected a government-brokered wage proposal. Fellow miners Kazakhmys and African Barrick Gold also slumped as the price of gold, silver and copper tumbled. FTSE 250 - RisersSynergy Health (SYR) 1,385.00p +5.73%Supergroup (SGP) 1,152.00p +4.92%Bellway (BWY) 1,502.00p +4.60%Bovis Homes Group (BVS) 791.00p +4.42%Berkeley Group Holdings (The) (BKG) 2,358.00p +4.11%Redrow (RDW) 269.60p +4.05%Fenner (FENR) 350.60p +3.85%Essentra (ESNT) 816.50p +3.62%ICAP (IAP) 401.50p +3.56%Evraz (EVR) 101.60p +3.46%FTSE 250 - FallersLonmin (LMI) 249.60p -2.08%JD Sports Fashion (JD.) 1,616.00p -1.52%Wood Group (John) (WG.) 786.50p -1.32%Kazakhmys (KAZ) 276.60p -1.21%African Barrick Gold (ABG) 217.00p -1.14%Rathbone Brothers (RAT) 2,142.00p -1.11%AL Noor Hospitals Group (ANH) 1,026.00p -1.06%Ophir Energy (OPHR) 248.70p -0.96%Cranswick (CWK) 1,274.00p -0.86%DCC (DCC) 3,589.00p -0.83%