Mothercare, which also operates the Early Learning Centre brand, has seen its share price plummet 35.84% on news of a 9.6% decline in like-for-like sales in the UK in the last quarter.Investors seem unimpressed at a 4.9% boost in total group sales, including its fast growing international division. Grainger painted a very different picture, topping the FTSE 250 leader board after agreeing two new debt facilities.£840m will be provided by five major banks in what's called a Forward Start Facility, with another £50m raised with a firm called Partnership Assurance. Oilfield support services giant Wood Group said performance in the year to date has been in line with expectations, with the order backlog and bidding pipeline in good shape. BTG was also heading north after Peel Hunt upgraded the specialist healthcare group from hold to buy, after the firm upgraded its sales guidance on Wednesday morning.FTSE 250 - RisersGrainger (GRI) 86.00p +11.25%BTG (BGC) 264.40p +11.09%Barratt Developments (BDEV) 79.70p +9.40%Lamprell (LAM) 249.30p +9.01%Elementis (ELM) 116.10p +8.00%Wood Group (John) (WG.) 505.00p +7.47%Aquarius Platinum Ltd. (AQP) 174.00p +6.68%Taylor Wimpey (TW.) 36.14p +6.29%Afren (AFR) 78.05p +6.05%AZ Electronic Materials SA (WI) (AZEM) 218.20p +5.87%FTSE 250 - FallersMothercare (MTC) 198.90p -35.84%Supergroup (SGP) 697.00p -30.65%F&C Asset Management (FCAM) 55.35p -7.75%Dunelm Group (DNLM) 454.90p -5.82%Marston's (MARS) 84.85p -5.46%Carpetright (CPR) 470.20p -5.01%Home Retail Group (HOME) 115.60p -5.01%Cable & Wireless Communications (CWC) 34.19p -4.74%Halfords Group (HFD) 279.80p -4.67%Ophir Energy (OPHR) 222.20p -4.18%NR