FTSE 250 movers: SuperGroup slides on slowdown in Q4 growth

Fashion retailer SuperGroup saw its shares plummet today after reporting a steep slowdown in sales growth in the fourth quarter and saying full-year profits would be at the lower end of expectations.The company, famous for the Superdry brand, said group revenues increased by just 12.4% in the three months to April 26th to £97.8m. This compared with the 22.1% growth seen in the third quarter and the increase of 21.4% registered in the first half.esure Group also declined after analysts at Deutsche Bank lowered their target price from 313p to 303p following yesterday's announcement that gross written premiums for the quarter ended March 31st were broadly flat.Meanwhile, saying it is 'well positioned' for the imminent football World Cup, sports media group Perform impressed with strong revenue growth in the first quarter and the appointment of a respected new Chief Financial Officer. Revenue grew 32% to £37.3m year-on-year, with underlying revenue growth of 10%, thanks to strong performances from content distribution and display advertising.Egyptian miner Centamin was also rising strongly on expectations of an encouraging trading update on Friday. On Wednesday it had its 'buy' rating reiterated by Numis Securities.Societe Generale reiterated its 'buy' rating on 3i Group and increased its target price from 415p to 460p, pushing the shares firmly higher in today's session. FTSE 250 - RisersPerform Group (PER) 250.00p +6.84%Pace (PIC) 377.70p +4.54%Centamin (DI) (CEY) 63.45p +3.59%Petra Diamonds Ltd.(DI) (PDL) 161.70p +3.26%Kazakhmys (KAZ) 253.10p +3.18%Euromoney Institutional Investor (ERM) 1,147.00p +2.87%3i Group (III) 383.40p +2.82%Diploma (DPLM) 693.00p +2.74%Interserve (IRV) 672.00p +2.36%Worldwide Healthcare Trust (WWH) 1,295.00p +2.29%FTSE 250 - FallersSupergroup (SGP) 1,182.00p -12.31%Keller Group (KLR) 975.50p -3.61%TalkTalk Telecom Group (TALK) 288.70p -2.47%Amec (AMEC) 1,210.00p -2.10%JD Sports Fashion (JD.) 1,699.00p -2.07%Partnership Assurance Group (PA.) 126.00p -1.95%Michael Page International (MPI) 458.70p -1.90%Vedanta Resources (VED) 917.50p -1.66%esure Group (ESUR) 248.70p -1.62%Afren (AFR) 162.50p -1.57%NR