FTSE 250 Movers: Elementis riding high

Elementis, the speciality chemical additives firm, was riding high after it said all three of its divisions traded ahead of last year's levels in the third quarter.The company remains confident that full year earnings, excluding exceptional items, will be in line with the board's expectations.With Aquarius Platinum's South African mine issues continuing into the new financial year, UBS has reduced its target price on the stock from 235p to 210p, sending the stock lower. The miner announced yesterday that attributable production of platinum group metals was 109.8koz in the first quarter, 4% lower quarter-on-quarter and well below UBS's estimate of 136koz.Making matters worse for the stock, UBS cut its target price from 235p to 210p.FTSE 250 - RisersExillon Energy (EXI) 321.40p +13.17%Elementis (ELM) 149.20p +6.50%New World Resources A Shares (NWR) 594.50p +5.97%ITE Group (ITE) 198.90p +5.02%Brewin Dolphin Holdings (BRW) 129.00p +4.96%Renishaw (RSW) 1,020.00p +4.62%Berendsen (BRSN) 471.90p +4.40%RPS Group (RPS) 189.30p +4.07%Anglo Pacific Group (APF) 287.00p +3.39%Morgan Crucible Co (MGCR) 297.50p +3.16%FTSE 250 - FallersDixons Retail (DXNS) 11.90p -5.56%Ashtead Group (AHT) 163.40p -4.72%Bwin.party Digital Entertainment (BPTY) 108.70p -4.65%Aquarius Platinum Ltd. (AQP) 191.70p -4.53%Croda International (CRDA) 1,739.00p -4.45%Amlin (AML) 299.90p -4.28%Jardine Lloyd Thompson Group (JLT) 732.00p -3.75%TalkTalk Telecom Group (TALK) 132.90p -3.70%Home Retail Group (HOME) 104.60p -3.42%Gem Diamonds Ltd. (DI) (GEMD) 220.70p -3.41%NR Elementis