Shares of wireless technology firm CSR stormed ahead after it posted record full year revenue and underlying gross margin, boosted its dividend payment and said it expects good growth in core revenues for 2013. Group sales rose 21.1% to £589.5m in the 13 weeks ended January 27th at FTSE 250-listed sports retailer Sports Direct International. Gross profit jumped 22.7% to £244.8m over the same time frame. Bumi shares rose as investors awaited the outcome of a much anticipated shareholder meeting being held today. The company told Sharecast and Digitalook that it is unlikely to release a statement until 6pm today.Meanwhile, miners were once again under the weather today as metals prices weakened in the face of a stronger dollar after the FOMC minutes. Gold prices were trading at a seven-month low today. High Street betting shop Ladbrokes was lower despite registering record revenues in UK retail in 2012 and saying that 2013 has had a "promising" start. Analyst Simon Davies from Canaccord Genuity said that evidence of a recovery online "will be required to spark a material further re-rating". Transport group Go-Ahead fell after saying that while full-year profits will be in line with forecasts, second-half trading at its Rail division would remain "challenging". FTSE 250 - RisersCSR (CSR) 423.30p +9.83%Sports Direct International (SPD) 439.00p +5.53%Bumi (BUMI) 394.00p +3.88%Hiscox Ltd. (HSX) 499.60p +2.40%United Drug (UDG) 284.00p +1.07%Informa (INF) 493.00p +1.02%Britvic (BVIC) 418.50p +0.84%Ultra Electronics Holdings (ULE) 1,633.00p +0.80%Alent (ALNT) 369.00p +0.46%Kier Group (KIE) 1,362.00p +0.37%FTSE 250 - FallersFerrexpo (FXPO) 255.40p -7.80%New World Resources A Shares (NWR) 277.50p -6.25%Afren (AFR) 144.80p -5.67%Bank of Georgia Holdings (BGEO) 1,342.00p -5.16%Henderson Group (HGG) 161.50p -4.44%Moneysupermarket.com Group (MONY) 201.30p -3.91%Ladbrokes (LAD) 222.00p -3.90%International Personal Finance (IPF) 412.40p -3.71%Savills (SVS) 520.50p -3.70%Synthomer (SYNT) 207.00p -3.68%NR