The Footsie has come off its lows but remains in the red, led by temporary power supplier Aggreko, who is trading over 3% lower. Engineers Invensys and Weir are also out of favour.Data software firm Autonomy is wanted after it announced that it is to boost its cloud computing capability with a $380m acquisition of assets from Iron Mountain. Miners Antofagasta, Rio Tinto, Anglo American, Fresnillo, BHP Billiton and Vedanta Resources are all higher.Oilfield services group Wood Group slips after saying it is to return £1.05bn to shareholders by way of a tender offer to repurchase up to 32.1% of the issued ordinary share capital of the group. The strike price range has been set at 605p to 625p. The strike price range represents a discount of 6.1% to 3.0% to the closing price of Wood shares on 13 May, the last trading day before the announcement of the tender offer. Also lower is energy supplier Centrica after its British Gas Community Energy division has acquired PH Jones Group, a provider of central heating services to the social housing market, for £30m in cash. ---BCFTSE 100 - RisersAntofagasta (ANTO) 1,184.00p +3.68%Kazakhmys (KAZ) 1,238.00p +2.06%Autonomy Corporation (AU.) 1,766.00p +1.85%Rio Tinto (RIO) 4,168.50p +1.84%Anglo American (AAL) 2,971.00p +1.83%Fresnillo (FRES) 1,347.00p +1.74%BHP Billiton (BLT) 2,380.00p +1.71%Xstrata (XTA) 1,377.50p +1.44%International Consolidated Airlines Group SA (IAG) 245.00p +1.07%Vedanta Resources (VED) 2,124.00p +1.00%FTSE 100 - FallersAggreko (AGK) 1,755.00p -3.09%Invensys (ISYS) 318.40p -2.51%ITV (ITV) 67.70p -2.45%Kingfisher (KGF) 275.70p -2.34%Weir Group (WEIR) 1,879.00p -2.14%Royal Bank of Scotland Group (RBS) 41.90p -2.01%Intertek Group (ITRK) 2,014.00p -2.00%Pearson (PSON) 1,148.00p -1.96%Rexam (REX) 386.80p -1.95%Wolseley (WOS) 2,069.00p -1.90%