Bumi plc shares rose after it announced that it has signed an agreement that will allow Indonesia's Bakrie Group to divest its interest in the coal miner. Bakrie will cancel its indirect 23.8 per cent stake in exchange for Bumi plc's 10.3 per cent holding in Asia's biggest thermal coal exporter PT Bumi Resources.

Data centre operator Telecity gained after seeing adjusted EBITDA rise 22% in 2012 and saying it enters 2013 with a strong recurring revenue base.

African Barrick Gold's shares plunged after saying it was working to reduce costs following a drop in annual net profits. The gold miner reported net profits of $48.2m for 2012 - down from $284.7m the year before.

Oil and gas firm SOCO was also a heavy faller despite reporting a whopping 170% increase in production in 2012. Shares were lower after the firm said that it has had to extend the deadline for its option to sell its 80% interest in SOCO Cabinda in Angola.


FTSE 250 - Risers
Bumi (BUMI) 438.70p +8.59%
Fidessa Group (FDSA) 1,790.00p +8.16%
Telecity Group (TCY) 890.00p +7.88%
Galliford Try (GFRD) 902.50p +5.80%
Ferrexpo (FXPO) 289.00p +4.71%
Heritage Oil (HOIL) 215.00p +3.71%
Hochschild Mining (HOC) 454.60p +3.70%
Brown (N.) Group (BWNG) 396.10p +3.56%
Synthomer (SYNT) 208.50p +3.37%
Spectris (SXS) 2,424.00p +3.32%

FTSE 250 - Fallers
African Barrick Gold (ABG) 302.10p -11.41%
Soco International (SIA) 373.00p -5.93%
Ocado Group (OCDO) 132.30p -3.50%
UK Commercial Property Trust (UKCM) 68.70p -3.10%
Grainger (GRI) 135.40p -2.87%
Workspace Group (WKP) 335.70p -2.67%
St. Modwen Properties (SMP) 253.90p -2.35%
Dunelm Group (DNLM) 769.50p -2.35%
Computacenter (CCC) 495.90p -2.19%
Big Yellow Group (BYG) 371.00p -2.11%

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Related share prices
Soco International (SIA) share price
Telecity Group (TCY) share price
African Barrick Gold (ABG) share price
Bumi (BUMI) share price