Shares in social housing maintenance group Connaught are sharply lower again as it holds emergency talks with banks over a possible debt-for-equity swap that would wipe out shareholders.A note from Execution Noble has sent engineering support services group Babcock International higher. The broker believes Babcock has prospects, for example in its rail and South Africa divisions, that offset the risk of a slowdown in short-term orders.FTSE 250 - RisersBabcock International Group (BAB) 565.00p +6.10%Spirent Communications (SPT) 132.50p +6.00%Hansteen Holdings (HSTN) 65.80p +5.96%St James's Place (STJ) 284.50p +5.37%Galiform (GFRM) 71.00p +5.26%Synergy Healthcare (SYR) 672.50p +5.08%Dexion Absolute GBP Shares (DAB) 137.00p +4.42%SIG (SHI) 103.30p +4.34%Centamin Egypt (CEY) 166.10p +3.81%Bovis Homes Group (BVS) 377.40p +3.62%FTSE 250 - FallersConnaught (CNT) 11.20p -27.74%Sports Direct International (SPD) 104.60p -2.70%Mitie Group (MTO) 206.60p -2.22%QinetiQ Group (QQ.) 120.40p -2.19%Promethean World (PRW) 141.40p -1.81%Senior (SNR) 126.00p -1.56%Paragon Group Of Companies (PAG) 146.00p -1.35%Moneysupermarket.com (MONY) 73.50p -1.34%Unite Group (UTG) 188.60p -1.20%Punch Taverns (PUB) 74.30p -1.13%