Taylor Wimpey has hit an eight-month high after the housebuilder today confirmed it is in the early stages of evaluating a number of approaches for its North American business. "We will update the market as appropriate in due course and there is no guarantee that any transaction will be concluded," the group said Tuesday Plant hire group Ashtead is higher after ending its bid interest in Lavendon after a firm rebuttal from the board of the powered access platform group. Lavendon unanimously rejected an "opportunistic" 115p per share offer from joint bidders Ashtead and Belgium's Thermote & Vanhalst.Spread betting firm IG Group fell into the red at the interim stage after taking a hit on the value of its troublesome Japanese business.FTSE 250 - RisersTaylor Wimpey (TW.) 38.63p +9.90%Ashtead Group (AHT) 168.40p +5.78%Barratt Developments (BDEV) 101.80p +5.44%Henderson Group (HGG) 155.80p +4.70%Persimmon (PSN) 455.60p +4.57%Forth Ports (FPT) 1,440.00p +4.35%Ferrexpo (FXPO) 449.80p +4.29%Supergroup (SGP) 1,584.00p +4.21%Rightmove (RMV) 800.00p +3.90%Rentokil Initial (RTO) 105.70p +3.83%FTSE 250 - FallersIG Group Holdings (IGG) 480.70p -7.29%CPP Group (CPP) 319.80p -2.80%Carpetright (CPR) 807.50p -2.59%Drax Group (DRX) 397.80p -2.50%Hunting (HTG) 758.50p -2.38%Booker Group (BOK) 58.25p -2.10%Enterprise Inns (ETI) 107.90p -2.09%Fidelity China Special Situations (FCSS) 114.00p -2.06%JD Sports Fashion (JD.) 891.50p -2.03%Renishaw (RSW) 1,295.00p -1.89%