Specialist geotechnical contractor Keller Group said in an update on Monday that it anticipated full-year underlying operating profit to significantly exceed current market expectations.
Stocks in London are set to open slightly higher on Monday, as risk sentiment improves after a difficult period for markets last week.
Risk sentiment is improved compared to Friday as tensions in the.
Keller Group saw its share price climb 14.4 per cent to £7.70 by lunchtime as it declared annual underlying profits were set to be materially ahead of market expectations.