Costain says current trading in line

The chief executive of construction and engineering group Costain, Andrew Wyllie, was set to confirm at the company's annual general meeting on Monday that current trading is in line with expectations.

"The board remains confident in the future and looks forward to reporting on further progress in 2017," the company said in a very brief statement ahead of the AGM.

Costain deploys technology-based solutions to meet urgent national needs across the UK's energy, water and transportation infrastructures.

At 0830 BST, the shares were up 0.6% to 478.25p.