Mining group Kazakhmys fell after Deutsche Bank lowered its target price on the stock from 610p to 600p, maintaining its hold recommendation. The downgrade comes one day after the group said it is on track to meet its annual production targets. Shares in International Personal Finance were treating one day after the group reported an increase in profits in the first quarter, boosted by new customers and growing loan values. New World Resources was recovering from declines suffered earlier in the week following the death of two miners. Actuator manufacturer and flow control company Rotork was higher after it reported record order intake in the first quarter, but warned revenue growth of five per cent in the first quarter has been negatively affected by the weighting of orders scheduled for delivery in the second quarter. FTSE 250 - RisersNew World Resources A Shares (NWR) 159.20p +7.13%Supergroup (SGP) 737.50p +3.95%Rotork (ROR) 2,780.00p +2.96%Drax Group (DRX) 616.50p +2.75%Spectris (SXS) 2,107.00p +2.48%Perform Group (PER) 522.00p +2.15%Renishaw (RSW) 1,535.00p +2.13%Ultra Electronics Holdings (ULE) 1,648.00p +1.73%William Hill (WMH) 429.80p +1.73%Menzies(John) (MNZS) 715.00p +1.49%FTSE 250 - FallersKazakhmys (KAZ) 353.40p -5.58%International Personal Finance (IPF) 506.50p -4.34%Computacenter (CCC) 453.30p -4.04%Brewin Dolphin Holdings (BRW) 212.70p -3.10%United Drug (UDG) 300.60p -3.03%Henderson Group (HGG) 160.00p -2.97%Lonmin (LMI) 282.90p -2.85%Kenmare Resources (KMR) 27.39p -2.53%Micro Focus International (MCRO) 674.00p -2.53%Dignity (DTY) 1,355.00p -2.17%NR