Housebuilder Taylor Wimpey is among the best-performing mid-caps after JP Morgan repeated "overweight" advice and talked of "deep value".The broker believes the company will benefit from the recovery in the property market both here and in the US.With oil trading well near $70 a barrel, Premier Oil and Soco International are finding the going tough.Big concerns about the eurozone debt crisis and its potential impact on the global economy are keeping prices low. The July contract is currently up 1 cent at $70.05 a barrel.FTSE 250 - RisersSt. Modwen Properties (SMP) 171.50p +4.19%Dunelm Group (DNLM) 365.80p +3.89%Hansteen Holdings (HSTN) 66.50p +3.50%Hargreaves Lansdown (HL.) 331.50p +3.14%Taylor Wimpey (TW.) 33.73p +3.02%TR Property Inv Trust Sigma Shares (TRYS) 61.50p +2.93%Grainger (GRI) 110.00p +2.80%Capital & Counties Properties (CAPC) 110.40p +2.70%COLT Group S.A. (COLT) 124.20p +2.64%JPMorgan Indian Inv Trust (JII) 391.80p +2.59%FTSE 250 - FallersTrinity Mirror (TNI) 100.70p -8.79%Filtrona PLC (FLTR) 191.60p -4.39%Inchcape (INCH) 288.50p -3.83%Premier Oil (PMO) 1,093.00p -3.27%Afren (AFR) 84.30p -3.21%Soco International (SIA) 1,561.00p -2.92%Helical Bar (HLCL) 298.20p -2.68%Debenhams (DEB) 60.95p -2.56%BBA Aviation (BBA) 186.30p -2.46%Talvivaara Mining Company (TALV) 357.00p -2.38%