CPP has plummeted by over a tenth today after receiving a blow from Barclaycard.CPP, the identity theft and credit card insurer that is under investigation by the Financial Services Authority for certain issues surrounding the sale of its products in the UK, said that Barclaycard has decided to stop using CPP's 'call to confirm' services while it completes a review of the service. Fund manager Henderson Group is lower despite having its target price upped by RBS from 178p to 200p. The broker made adjustments to its forecasts after factoring in the Gartmore acquisition.Budget airline easyJet is off the mark, pressured lower by a broker note from Nomura. While the Japanese broker expects oil prices to fall over the medium term, it has prudently factored in current levels to its estimates for airlines, causing easyJet's target price to be slashed from 600p to 470p. A 'buy' rating is left intact though.Also unwanted is property firm Helical Bar which has raised £24m through five disposals made at a combined small discount to book value.---bcFTSE 250 - RisersCOLT Group SA (COLT) 154.40p +4.11%Kenmare Resources (KMR) 50.95p +3.98%Hochschild Mining (HOC) 643.00p +3.29%Cable & Wireless Worldwide (CW.) 51.50p +3.00%SThree (STHR) 441.00p +2.51%Imagination Technologies Group (IMG) 478.10p +2.38%Filtrona PLC (FLTR) 312.10p +2.33%Exillon Energy (EXI) 470.00p +2.17%Stobart Group Ltd. (STOB) 151.70p +2.15%Howden Joinery Group (HWDN) 109.60p +2.14%FTSE 250 - FallersCPP Group (CPP) 129.00p -14.00%Ashtead Group (AHT) 198.70p -2.65%Barratt Developments (BDEV) 105.30p -2.59%Persimmon (PSN) 450.70p -2.55%SDL (SDL) 634.50p -2.38%Elementis (ELM) 159.20p -2.33%Bellway (BWY) 688.50p -2.27%Charter International (CHTR) 779.50p -2.20%Cookson Group (CKSN) 674.00p -1.82%Berkeley Group Holdings (BKG) 1,041.00p -1.70%