Shares in Britvic are fizzing again after the soft drinks firm yesterday said full year results would exceed expectations, but shares in IRN-BRU maker AG Barr are looking a bit flat.Shares in Burberry are lower even after the luxury clothing group revealed an 8% rise in first quarter sales and said it has made a solid start to the year despite continued challenges in the retail industry.Also in the retail sector, shares in baby care specialist Mothercare fall back.FTSE 250 - RisersTR Property Inv Trust Sigma Shares (TRYS) 54.25p +5.34%Mcbride (MCB) 155.00p +4.91%F&C Asset Management (FCAM) 67.50p +4.65%ARM Holdings (ARM) 130.50p +4.40%Britvic (BVIC) 319.25p +4.07%Henderson Group (HGG) 98.00p +3.98%Ferrexpo (FXPO) 145.00p +3.94%Aquarius Platinum Ltd. (AQP) 204.75p +3.93%Peter Hambro Mining (POG) 579.00p +3.76%Rentokil Initial (RTO) 87.00p +3.57%FTSE 250 - FallersIntermediate Capital Group (ICP) 473.75p -3.86%Halma (HLMA) 190.75p -2.93%FirstGroup (FGP) 342.25p -2.84%Burberry Group (BRBY) 417.25p -2.23%Mothercare (MTC) 520.50p -1.79%Punch Taverns (PUB) 91.00p -1.62%WH Smith (SMWH) 423.50p -1.57%Impax Environmental Markets (IEM) 96.00p -1.54%AG Barr (BAG) 1,278.00p -1.46%Novae Group (NVA) 310.75p -1.35%